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Carey Minteer
Paul A. Mistretta
David M. Moehring
Michael Moerkerk
S. K. Mohan
David Mohn
Bruce Moltzan
Michael Montgomery
J. Michael Moore
Cheryl Moorehead
David J. Moorhead
David Mooter
Dean Morewood
R.C. Morris
Caleb L. Morris
Lawrence Morris
Joseph Morse
G. Morvan
G. Morvan
John Moser
Martin Moses
John J. Mosesso
Ernesto Moya
J. Jeffrey Mullahey
Mariano Muñiz
A. Steven Munson
Tim Murphy
Bill Murray
Joe Murray
Ann Murray
George Musil
Louis-Michel Nageleisen
David Nance
William Napier
Fred Nation
L. Navarro
Dennis Navea
Keith Naylor
Gino Nearns
Phillip Needham
Bruce Neill
Eugene E. Nelson
Stefan Neser
Scott NeSmith
Dragan Nestorovic
Leonard Newell
A.A. Newton
David Nicholls
Carol J Nichols
Tom Nichols
Robert Nichols
Joe Nicholson
Bryan Niece
Lowell Nielsen
Jamie Nielsen
David G. Nielsen
Gene Nieminen
John Nienaber
April Noble
Jack C. Nord
Rebecca Norris
Hughen Nourse
Bob Nowierski
M. Nuorteva
Victoria Nuzzo
Bob Oakes
J. O'Bannon
J.H. O'Bannon
Lori Oberhofer
I.G. (Hardi) Oberholzer
Joseph O'Brien
Jim Occi
Ohio State Univ Ohio Ag. research & Development Center
Faith Oi
Bjørn Økland
Richard Old
G. Oldfield
Carlos Amadeu Leite de Oliveira
Forrest L. Oliveria
Max Ollieu
Diego Olmo
G.T. O'Loughlin
Charles Olsen
Annette Olson
Christer Olsson
Sharon Omahen
Tim O'Neill
Kevin Ong
Merle Shepard, Gerald R.Carner, and P.A.C Ooi
Mike Ostry
Christopher Oswalt
Russ Ottens
Dave Overholser
Haruta Ovidiu
Donald Owen
Sebahat Ozman
C. Paetel
Doug Page
Zhihong Pan
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Kelsey Paras
Rita Parkins
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Katherine Parys
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Jerry A. Payne
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G.A. Peterson
R.S. Peterson
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Toby Petrice
Andrew Petrie
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Todd Pfeiffer
Devon Pfeiffer
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USDA ARS Photo Unit
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Charles D. Pless
Veli Pohjonen
Dale Pollet
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Alex Popovkin
Sanford D. Porter
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Mat Pound
Dave Powell
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Paul D. Pratt
Harry Pratt
James Preacher
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P.G. Psallidas
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P.M.J. Ramakers
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Craig Ramsey
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tia smith
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Biological Control: A Guide of Natural Enemies of North America Web Site
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Richard Webb
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John A. Weidhass
Keith Weller
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UConn Plant Database www.hort.uconn.edu/plants
John Yablonsky
Camilla B. Yandoc
Yuri Yashin
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Carroll E. Younce
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Ulrich Zunke
Subject Search:
Select One
(Anthopleura spp.)
(Tealia lofotensis)
horned ground mantis (Yersiniops solitaria)
wasp mantidfly (Climaciella brunnea)
'ahakea lau nui (Bobea elatior)
'aiakanene (Coprosma ernodeoides)
'akala (Rubus macraei)
'Akepa (Loxops coccineus)
'ala'a (Pouteria sandwicensis)
'ekoko (Chamaesyce celastroides)
'ekoko (Chamaesyce celastroides)
'ekoko (Chamaesyce celastroides)
'I'iwi (Vestiaria coccinea)
'ie'ie (Freycinetia arborea)
'ihi (Portulaca molokiniensis)
'ihi makole (Portulaca sclerocarpa)
'oha wai nui (Clermontia arborescens)
'ohe makai (Reynoldsia sandwicensis)
'ohe mauka (Tetraplasandra oahuensis)
'ohi'a ha (Syzygium sandwicense)
'ohi'a lehua (Metrosideros polymorpha)
'Oma'o (Myadestes obscurus)
'uki'uki (Dianella sandwicensis)
*trees
2,4-D
2007 Georgia wildfires
a li shan e er li (Carpinus kawakamii)
Aaron's beard (Hypericum calycinum)
Abbott's sawfly (Neodiprion abbottii)
Abbott's sphinx (Sphecodina abbottii)
aboriginal willowherb (Epilobium billardierianum)
abortive Entoloma (Entoloma abortivum)
absinth wormwood (Artemisia absinthium)
abstruse false looper (Syngrapha abstrusa)
Abyssinian ground hornbill (Bucorvus abyssinicus)
acacia (Acacia spp.)
acacia-ants (Pseudomyrmex ferrugineus)
Acantholyda sawflies (Acantholyda spp.)
achemon sphinx (Eumorpha achemon)
acorn and nut weevils (Curculio spp.)
acorn jay (Garrulus glandarius)
acorn peperomia (Peperomia tetraphylla)
acorn weevil (Curculio nucum)
Acorn Woodpecker (Melanerpes formicivorus)
acorn-plum gall (Amphibolips quercusjuglans)
acuminate brachythecium moss (Brachythecium acuminatum)
acuminate scale (Kilifia acuminata)
adana tip moth (Rhyacionia adana)
adelgid (Adelges viridis)
adelgid (Dreyfusia merkeri)
adelgid (Dreyfusia nordmannianae)
adelgid (Sacchiphantes viridis)
admes spider mite (Eurytetranychus admes)
adzuki bean (Vigna angularis)
aeginetia (Aeginetia spp.)
aerial rescue
aerial yellowjacket (Dolichovespula arenaria)
afflicted dagger moth (Acronicta afflicta)
African asparagus fern (Asparagus asparagoides)
African black rhinoceros (Diceros bicornis)
African boxthorn (Lycium ferrocissimum)
African broadbill (Smithornis capensis)
African couchgrass (Digitaria abyssinica)
African Elephant (Loxodonta africana)
African feathergrass (Pennisetum macrourum)
African goshawk (Accipiter tachiro)
African ground hornbill (Bucorvus leadbeateri)
African hill babbler (Pseudoalcippe abyssinica)
African iris (Dietes bicolor)
African jewelfish (Hemichromis letourneuxi)
African juniper (Juniperus procera)
African Land Snail (Archachatina marginata)
African Land Snail (Archachatina puylaepti)
African Land Snail (Archachatina degneri)
African Land Snail (Archachatina marginata)
African Land Snail (Achatina albopicta)
African Land Snail (Achatina reticulata)
African Land Snail (Achatina glutinosa)
African Land Snail (Achatina panthera)
African Land Snail (Achatina varicosa)
African mile-a-minute (Mikania cordata)
African mustard (Brassica tournefortii)
African oil palm (Elaeis guineensis)
African paradise flycatcher (Terpsiphone viridis)
African penguin (Spheniscus demersus)
African redhead agama (Agama agama)
African rue (Peganum harmala)
African senna (Senna didymobotrya)
African tortoise tick (Amblyomma marmoreum)
African tuliptree (Spathodea campanulata)
African violet (Saintpaulia spp.)
African violet (Saintpaulia teitensis)
African white rhinoceros (Ceratotherium simum)
African wild dog (Lycaon pictus)
African-lily (Agapanthus praecox)
Africanized honey bee (Apis mellifera)
Agaonid wasp (Eupristina verticillata)
Agaonid wasp (Pleistodontes froggatti)
agapanthus (Agapanthus spp.)
Agaric mushroom (Agaricus spp.)
Agaric mushroom (Agaricus pocillator)
agave (Agave spp.)
Agelenid spider
aggregate sedge (Cyperus aggregatus)
Aggregate sheath spot (Ceratobasidium setariae)
agile ground mantid (Litaneutria minor)
agreeable tiger moth (Spilosoma congrua)
ailanthus webworm (Atteva punctella)
air pollutants
air-potato (Dioscorea bulbifera)
airplane
airplant (Tillandsia spp.)
Akanthomyces fungus (Akanthomyces spp.)
akolea (Athyrium microphyllum)
Alabama croton (Croton alabamensis)
Alabama larkspur (Delphinium alabamicum)
Alabama skipper (Euphyes dion)
Alabama supplejack (Berchemia scandens)
alahe'e (Psydrax odorata)
alang-alang gall midge (Orseolia javonica)
alapataco (Prosopis alpataco)
Alaska chickweed (Stellaria longipes)
Alaska springbeauty (Claytonia sarmentosa)
Alaska wild rhubarb (Polygonum alpinum)
Alaska-cedar (Chamaecyparis nootkatensis)
alaweo (Chenopodium oahuense)
albardon (Prosopis sericantha)
albino land snail (Achatina iredalei)
Albizia long-horned beetle (Coptops aedificator)
albopicta scale (Acutaspis albopicta)
alder (Alnus spp.)
alder flea beetle (Altica ambiens)
alder flycatcher (Empidonax alnorum)
alder lace bug (Corythucha pergandei)
alder leaf beetle (Agelastica alni)
alder leaf beetle (Agelastica alni)
alder moth (Acronicta alni)
alder scalycap (Pholiota alnicola)
alderleaf mountain mahogany (Cercocarpus montanus)
alectra (Alectra arvensis)
alectra (Alectra melampyroides)
aleppo pine (Pinus halepensis)
Aleurodiscus cankers (Aleurodiscus spp.)
Aleutian violet (Viola langsdorffii)
Aleutian wormwood (Artemisia aleutica)
alewife (Alosa pseudoharengus)
Alexandra palm (Archontophoenix alexandrae)
Alexandrian laurel (Calophyllum inophyllum)
Alexid beetle (Sphaerosoma pilosissimum)
Alexid beetle (Sphaerosoma pubescens)
Alexid beetle (Sphaerosoma piliferum)
Alexid beetle (Sphaerosoma reitteri)
Alexid beetle (Sphaerosoma pilosum)
Alexid beetle (Sphaerosoma alutaceum)
Alexid beetle (Sphaerosoma apuanum)
Alexid beetle (Sphaerosoma bosnicum)
Alexid beetle (Sphaerosoma carpathicum)
Alexid beetle (Sphaerosoma corcyreum)
Alexid beetle (Sphaerosoma globosum)
Alexid beetle (Sphaerosoma laevicolle)
Alexid beetle (Sphaerosoma maritimum)
Alexid beetle (Sphaerosoma obsoletum)
Alexid beetle (Sphaerosoma punctatum)
Alexid beetle (Sphaerosoma seiditzi)
Alexid beetle (Sphaerosoma sublaeve)
Alexid beetle (Sphaerosoma vallambrosae)
Alexid beetle (Sphaerosoma winneguthi)
Alexid beetle (Sphaerosoma globosum)
Alexid beetle (Sphaerosoma antennarium)
Alexid beetle (Sphaerosoma latitarse)
Alexid beetle (Sphaerosoma merditanum)
Alexid beetle (Sphaerosoma pilosum)
Alexid beetle (Sphaerosoma reitteri)
Alexid beetle (Sphaerosoma shardaghense)
Alexid beetle (Sphaerosoma sturanyi)
Alexid beetle (Sphaerosoma fiorii)
Alexid beetle (Sphaerosoma hemisphaericum)
Alexid beetle (Sphaerosoma paganetti)
Alexid beetle (Sphaerosoma reitteri)
Alexid beetle (Sphaerosoma solarii)
Alexid beetle (Sphaerosoma sparsum)
alfalfa (Medicago sativa)
alfalfa (Medicago spp.)
alfalfa blotch leafminer (Agromyza frontella)
alfalfa leaf spot (Pseudopeziza medicaginis)
alfalfa looper (Autographa californica)
Alfalfa Mosaic Virus (Alfamovirus AMV)
alfalfa plant bug (Adelphocoris lineolatus)
alfalfa snout beetle (Otiorhynchus ligustici)
alfalfa webworm (Loxostege cereralis)
alfalfa weevil (Hypera postica)
alfombrilla (Drymaria arenarioides)
algae (Laminaria spp.)
algal leaf spot (Cephaleuros virescens)
algarobilla (Prosopis argentina)
algarrobilla (Prosopis humilis)
algarrobillo (Prosopis campestris)
algarrobillo (Prosopis elata)
algarrobo paraguayo (Prosopis hassleri)
algarrobo patagonica (Prosopis denudans)
algarrobo patagonica (Prosopis denudans)
Algerian ivy (Hedera helix)
Algerian ivy (Hedera algeriensis)
alkalai marsh aster (Almutaster pauciflorus)
alkalai pepperweed (Lepidium crenatum)
alkali bee (Nomia melanderi)
alkali desertparsley (Lomatium caruifolium)
alkali fly (Ephydra hians)
alkali mallow (Malvella leprosa)
alkali sacaton (Sporobolus airoides)
alkali seaheath (Frankenia salina)
alkaligrass (Puccinellia spp.)
alkaliweed (Cressa truxillensis)
allanblackia (Allanblackia shuhlmanii)
Allegheny blackberry (Rubus allegheniensis)
Allegheny monkeyflower (Mimulus ringens)
Allegheny mound ant (Formica exsectoides)
Allegheny serviceberry (Amelanchier laevis)
Allegheny spurge (Pachysandra procumbens)
allelopathy
alley cropping
alligator juniper (Juniperus deppeana)
Alligator Snapping Turtle (Macrochelys temminckii )
alligatorweed (Alternanthera philoxeroides)
alligatorweed flea beetle (Agasicles hygrophila)
alligatorweed stem borer (Arcola malloi)
alligatorweed thrips (Amynothrips andersoni)
allspice (Pimenta dioica)
almond (Prunus dulcis)
almond moth (Cadra cautella)
almond stone wasp (Eurytoma amygdali)
almond-leaved willow (Salix triandra)
aloe (Aloe spp.)
aloe vera aphid (Aloephagus myersi)
aloe yucca (Yucca aloifolia)
alope sphinx (Erinnyis alope)
alpaca (Lama pacos)
alpine azalea (Loiseleuria procumbens)
alpine besseya (Besseya alpina)
alpine bistort (Polygonum viviparum)
alpine blueberry (Vaccinium uliginosum)
alpine bur cucumber (Sicyos macrophyllus)
alpine buttercup (Ranunculus adoneus)
alpine catchfly (Silene struthioloides)
Alpine clematis (Clematis alpina)
alpine clover (Trifolium dasyphyllum)
alpine currant (Ribes alpinum)
alpine false springparsley (Pseudocymopterus montanus)
alpine hairgrass (Deschampsia nubigena)
alpine knapweed (Centaurea nigrescens)
alpine leafybract aster (Symphyotrichum foliaceum)
alpine leafybract aster (Symphyotrichum foliaceum)
alpine lewisia (Lewisia pygmaea)
alpine milkvetch (Astragalus alpinus)
alpine mirrorplant (Coprosma montana)
alpine mountainsorrel (Oxyria digyna)
alpine oreoxis (Oreoxis alpina)
alpine pennycress (Thlaspi montanum)
alpine pennycress (Thlaspi montanum)
alpine sagebrush (Artemisia scopulorum)
alpine sagewort (Artemisia norvegica)
alpine sandmat (Chamaesyce olowaluana)
alpine sawsepal penstemon (Penstemon glaber)
alpine smelowskia (Smelowskia calycina)
alpine sweetvetch (Hedysarum alpinum)
alpine timothy (Phleum alpinum)
alpine violet (Viola labradorica)
alpine woodfern (Dryopteris wallichiana)
alsike clover (Trifolium hybridum)
Altai larch longhorn beetle (Xylotrechus altaicus)
Alternaria blight (Alternaria panax)
Alternaria blight (Alternaria tenuissima)
Alternaria blight (Alternaria dianthicola)
Alternaria blight (Alternaria dauci)
Alternaria blotch of apple (Alternaria mali)
Alternaria leaf blight (Alternaria cucumerina)
Alternaria leaf spot (Alternaria padwickii)
alternateleaf dogwood (Cornus alternifolia)
Amanda's pennant (Celithemis amanda)
Amanita mushroom (Amanita spp.)
Amanita mushroom (Amanita pantherina)
Amanita mushroom (Amanita flavoconia)
Amanita mushroom (Amanita bisporigera)
Amanita mushroom (Amanita jacksonii)
Amanita mushroom (Amanita citrina)
amaryllis (Amaryllis spp.)
amaumau fern (Sadleria cyatheoides)
Amazon water-lily (Victoria amazonica)
amber darter (Percina antesella)
amber snail (Succinea costaricana)
amber snails
amberique-bean (Strophostyles helvola)
ambrosia beetle (Ambrosiodmus funereus)
ambrosia beetle (Ambrosiodmus lecontei)
ambrosia beetle (Ambrosiodmus obliquus)
ambrosia beetle (Ambrosiodmus rubricollis)
ambrosia beetle (Amphicranus cordatus)
ambrosia beetle (Corthylocurus aguacatensis)
ambrosia beetle (Corthylus detrimentosus)
ambrosia beetle (Glochinocerus gemellus)
ambrosia beetle (Gnathotriculus sulcatus)
ambrosia beetle (Euplatypus compositus)
ambrosia beetle (Euplatypus parallelus)
ambrosia beetle (Monarthrum laterale)
ambrosia beetle (Monarthrum fasciatus)
ambrosia beetle (Trypodendron signatum)
ambrosia beetle (Trypodendron scabricollis)
ambrosia beetle (Trypodendron quercus)
ambrosia beetle (Xylosandrus germanus)
ambrosia beetle (Xyleborus celsus)
ambrosia beetle (Xyleborus affinis)
ambrosia beetle (Xyleborus xylographus)
ambrosia beetle (Xyleborus atratus)
ambrosia beetle (Xyleborus pelliculosus)
ambrosia beetle (Xyleborus dryographus)
ambrosia beetle (Xyleborus horridus)
ambrosia beetle (Xyleborus pubescens)
ambrosia beetle (Xyleborus volvulus)
ambrosia beetle (Xyleborus ferrugineus)
ambrosia beetle (Myoplatypus flavicornis)
ambrosia beetle (Oxoplatypus quadridentatus)
ambrosia beetles (Corthylus spp.)
ambrosia beetles (Ambrosiodmus spp.)
ambrosia beetles (Platypus spp.)
ambrosia beetles (Xylosandrus spp.)
ambrosia beetles (Tricolus spp.)
ambush bug (Phymata americana)
ambush bugs (Phymata spp.)
American alligator (Alligator mississippiensis)
American alpine speedwell (Veronica wormskjoldii)
American aspen beetle (Gonioctena americana)
American avocet (Recurvirostra americana)
American badger (Taxidea taxus)
American basswood (Tilia americana)
American beautyberry (Callicarpa americana)
American beaver (Castor canadensis)
American beech (Fagus grandifolia)
American bellflower (Campanulastrum americanum)
American bird's-foot trefoil (Lotus unifoliolatus)
American bird's-foot trefoil (Lotus unifoliolatus)
American bison (Bison bison)
American bistort (Polygonum bistortoides)
American bittern (Botaurus lentiginosus)
American bittersweet (Celastrus scandens)
American black nightshade (Solanum americanum)
American bladdernut (Staphylea trifolia)
American bugleweed (Lycopus americanus)
American bullfrog (Lithobates catesbeianus)
American burnweed (Erechtites hieraciifolius)
American carrion beetle (Necrophila americana)
American chestnut (Castanea dentata)
American cliff swallow (Petrochelidon pyrrhonota)
American climacium moss (Climacium americanum)
American climbing fern (Lygodium palmatum)
American cockroach (Periplaneta americana)
American coot (Fulica americana)
American copper (Lycaena phlaeas)
American cranberrybush (Viburnum opulus)
American crocodile (Crocodylus acutus)
American crow (Corvus brachyrhynchos)
American dagger moth (Acronicta americana)
American dipper (Cinclus mexicanus)
American dodder (Cuscuta americana)
American dog tick (Dermacentor variabilis)
American dwarf mistletoe (Arceuthobium americanum)
American eelgrass (Vallisneria americana)
American elm (Ulmus americana)
American evergreen (Syngonium podophyllum)
American everlasting (Gamochaeta americana)
American frogbit (Limnobium spongia)
American germander (Teucrium canadense)
American ginseng (Panax quinquefolius)
American globeflower (Trollius laxus)
American globeflower (Trollius laxus)
American goldfinch (Carduelis tristis)
American grass mantis (Thesprotia graminis)
American grasshopper (Schistocerca americana)
American hawthorn rust (Gymnosporangium globosum)
American hazelnut (Corylus americana)
American holly (Ilex opaca)
American hornbeam (Carpinus caroliniana)
American horse fly (Tabanus americanus)
American house spider (Achaearanea tepidariorum)
American kestrel (Falco sparverius)
American lady (Vanessa virginiensis)
American lopseed (Phryma leptostachya)
American lotus (Nelumbo lutea)
American mangrove (Rhizophora mangle)
American mink (Mustela vison)
American mountain ash (Sorbus americana)
American oil palm (Attalea butyracea)
American Oystercatcher (Haematopus palliatus)
American palm cixiid (Myndus crudus)
American pasqueflower (Pulsatilla patens)
American pika (Ochotona princeps)
American plum (Prunus americana)
American plum borer (Euzophera semifuneralis)
American pondweed (Potamogeton nodosus)
American robin (Turdus migratorius)
American rockbrake (Cryptogramma acrostichoides)
American smoketree (Cotinus obovatus)
American snout butterfly (Libytheana carinenta)
American speedwell (Veronica americana)
American spider beetle (Mezium americanum)
American squawroot (Conopholis americana)
American star-thistle (Centaurea americana)
American swallow-tailed kite (Elanoides forficatus)
American sweetflag (Acorus calamus)
American sycamore (Platanus occidentalis)
American toad (Bufo americanus)
American trailplant (Adenocaulon bicolor)
American umbrellaleaf (Diphylleia cymosa)
American vetch (Vicia americana)
American waterwillow (Justicia americana)
American white pelican (Pelecanus erythrorhynchos)
American white waterlily (Nymphaea odorata)
American widgeon (Anas americana)
American wisteria (Wisteria frutescens)
American woodcock (Scolopax minor)
American yellow rocket (Barbarea orthoceras)
amethyst eryngo (Eryngium amethystinum)
amphipod (Hyalella azteca)
Amur chokecherry (Prunus maackii)
Amur corktree (Phellodendron amurense)
Amur honeysuckle (Lonicera maackii)
Amur maple (Acer ginnala)
Amur peppervine (Ampelopsis brevipedunculata)
Amur privet (Ligustrum amurense)
Amur tiger (Panthera tigris)
Amylostereum rot (Amylostereum areolatum)
Anacamptodon moss (Anacamptodon splachnoides)
anchor stink bug (Stiretrus anchorago)
anchored waterhyacinth (Eichhornia azurea)
Andean Potato Latent Virus (Tymovirus APLV)
Andean potato weevil (Premnotrypes suturicallus)
Andean potato weevil (Premnotrypes vorax)
Andean potato weevils (Premnotrypes spp.)
Andes berry (Rubus glaucus)
Andes Mountains
Andrenid bee (Andrena maderensis)
Andrenid bee (Andrena wollastoni)
Andrenid bees (Andrena spp.)
Andrenid bees
anemone (Anemone alpina)
anena (Boerhavia repens)
angel tern (Gygis alba)
angel's trumpet (Datura innoxia)
angel's-trumpet (Brugmansia x candida)
angelwing jasmine (Jasminum nitidum)
Angoumois grain moth (Sitotroga cerealella)
angular leaf spot of cotton (Xanthomonas campestris)
angular leaf spot of cucumber (Pseudomonas syringae)
angular leaf spot of strawberry (Xanthomonas fragariae)
angulat Solomon's seal (Polygonatum odoratum)
angulated cutworm (Syngrapha rectangula)
angulose prominent (Peridea angulosa)
anhinga (Anhinga anhinga)
anil de pasto (Indigofera suffruticosa)
animated oat (Avena sterilis)
anisescented goldenrod (Solidago odora)
annosum root disease (Heterobasidion annosum)
annual blue-eyed grass (Sisyrinchium rosulatum)
annual bluegrass (Poa annua)
annual bursage (Ambrosia acanthicarpa)
annual false-brome (Brachypodium distachyon)
annual fleabane (Erigeron annuus)
annual marshelder (Iva annua)
annual pearlwort (Sagina apetala)
annual polemonium (Polemonium micranthum)
annual pricklepoppy (Argemone polyanthemos)
annual ragweed (Ambrosia artemisiifolia)
annual sedge (Cyperus compressus)
annual sowthistle (Sonchus oleraceus)
annual vernalgrass (Anthoxanthum aristatum)
annual wildrice (Zizania aquatica)
annual wormwood (Artemisia annua)
annual yellow sweetclover (Melilotus indicus)
Anobiid beetles (Ptilinus pectinicornis)
anole (Anolis spp.)
anomodon moss (Anomodon rostratus)
ANSI Standards
ant (Amblyopone pallipes)
ant (Crematogaster spp.)
ant (Cardiocondyla venustula)
ant (Cardiocondyla spp.)
ant (Cardiocondyla nuda)
ant (Lasius fuliginosus)
ant (Monomorium spp.)
ant (Hypoponera spp.)
ant (Formica densiventris)
ant (Myrmica spp.)
ant (Ochetellus glaber)
ant (Odontomachus spp.)
ant (Pachycondyla spp.)
ant (Paraponera clavata)
ant (Paratrechina vaga)
ant (Paratrechina bourbonica)
ant (Tetramorium simillimum)
ant (Tetramorium spp.)
ant-like longhorn beetle (Cyrtophorus verrucosus)
Antarctic beech (Nothofagus antarctica)
antelope bitterbrush (Purshia tridentata)
antelopehorns (Asclepias asperula)
Anthocorid bug (Scoloposcelis flavicornis)
Anthomyiid flies (Delia spp.)
Anthomyiid fly
Anthomyzid fly
Anthony's riversnail (Athearnia anthonyi)
anthracnose (Aureobasidium apocryptum)
anthracnose (Apiognomonia quercina)
anthracnose (Apiognomonia spp.)
anthracnose (Discula spp.)
anthracnose (Drepanopeziza ribis)
anthracnose (Colletotrichum spp.)
anthracnose (Colletotrichum acutatum)
anthracnose (Colletotrichum nicotianae)
anthracnose (Colletotrichum truncatum)
anthracnose (Colletotrichum graminicola)
anthracnose (Colletotrichum coccodes)
anthracnose (Colletotrichum orbiculare)
anthracnose (Colletotrichum fragariae)
anthracnose (Colletotrichum higginsianum)
anthracnose (Colletotrichum dematium)
anthracnose (Colletotrichum trifolii)
anthracnose (Colletotrichum trichellum)
anthracnose (Elsinoe veneta)
anthracnose (Gnomonia spp.)
anthracnose (Monostichella spp.)
anthracnose (Polystigma fulvum)
Anthracnose, pink boll rot or seedling blight of cotton (Colletotrichum gossypii)
Antillean Mango (Anthracothorax dominicus)
antlion
antlions (Myrmeleon spp.)
ants (Lasius spp.)
ants (Formica spp.)
ants
ants (Polyrhachis spp.)
ants, bees, sawflies, wasps, and allies
anu (Tropaeolum tuberosum)
Apache grasshopper (Hippopedon capito)
Apache plume (Fallugia paradoxa)
Apalachicola wild indigo (Baptisia megacarpa)
Apapane (Himatione sanguinea)
apetalous catchfly (Silene uralensis)
aphid (Greenidea ficicola)
aphid (Lachnus roboris)
aphid (Eriosoma lanuginosa)
aphid (Aphis lutescens)
aphid (Acyrthosiphon lactucae)
aphid (Colopha compressa)
aphid (Cinara pini)
aphid (Schizolachnus pineti)
aphid (Prociphilus bumeliae)
aphid (Panaphis juglandis)
aphid (Pemphigus spyrothecae)
aphid (Pemphigus populi)
aphid (Pemphigus populinigrae)
aphid (Tuberculatus annulatus)
aphid (Uroleucon ambrosiae)
aphid (Uroleucon spp.)
aphid (Tetraneura ulmi)
aphid (Tetraneura spp.)
aphid parasite (Aphelinus spp.)
aphids (Aphis spp.)
aphids
aphids, leafhoppers, planthoppers, scale insects and allies
Aplomado Falcon (Falco femoralis)
Apollo (Parnassius apollo)
Appalachian barren strawberry (Waldsteinia fragarioides)
Appalachian eyed brown (Satyrodes appalachia)
Appalachian mixed hardwoods
Appalachian monkeyface (Quadrula sparsa)
Appalachian salmonfly (Pteronarcys proteus)
Appalachian violet (Viola appalachiensis)
apple (Malus domestica)
apple aphid (Aphis pomi)
apple blossom weevil (Anthonomus pomorum)
Apple blotch (Phyllosticta solitaria)
apple ermine moth (Yponomeuta malinellus)
apple flea beetle (Altica foliaceae)
apple fruit moth (Argyresthia conjugella)
apple leaf miner (Lyonetia clerkella)
apple maggot (Rhagoletis pomonella)
apple mint (Mentha suaveolens)
Apple Mosaic Virus (Ilarvirus ApMV)
apple pith moth (Blastodacna atra)
apple proliferation phytoplasma (Phytoplasma AP-MLO)
apple scab (Venturia inaequalis)
Apple Scar Skin Viroid (Apscaviroid ASSVd)
apple serviceberry (Amelanchier x grandiflora)
apple tortrix (Archips fuscocupreanus)
apple variegated Tortrix (Archips xylosteana)
apple wood stainer (Monarthrum mali)
apple-of-Peru (Nicandra physalodes)
appleleaf blistergalls (Eriophyes mali)
appleleaf-curling moth (Adoxophyes privatana)
apricot (Prunus armeniaca)
apricot chlorotic leafroll (Phytoplasma N/A)
aquatic leaf beetles (Donacia spp.)
aquatic milkweed (Asclepias perennis)
arabesque orbweaver (Neoscona arabesca)
Arabian coffee (Coffea arabica)
Arabian schismus (Schismus arabicus)
Arabis Mosaic Virus (Nepovirus ArMV)
Aradid bugs (Aradus spp.)
araucaria (Araucaria spp.)
araucaria mealybug (Eriococcus araucariae)
arboreal ant (Crematogaster ashmeadi)
arborvitae (Thuja spp.)
Arborvitae Japanese weevil (Brachyderes incanus)
arborvitae leafminer (Argyresthia thuiella)
arborvitae spider mite (Platytetranychus thujae)
arborvitae weevil (Phyllobius intrusus)
arctic alpine fleabane (Erigeron humilis)
arctic alpine forget-me-not (Eritrichium nanum)
arctic alpine forget-me-not (Eritrichium nanum)
arctic aster (Eurybia sibirica)
arctic bellflower (Campanula uniflora)
arctic daisy (Chrysanthemum arcticum)
arctic dock (Rumex arcticus)
arctic fox (Vulpes lagopus)
Arctic ground squirrel (Spermophilus parryii)
arctic groundsel (Tephroseris atropurpurea)
arctic locoweed (Oxytropis arctica)
arctic pearlwort (Sagina saginoides)
arctic rush (Juncus arcticus)
arctic skipper (Carterocephalus palaemon)
arctic springbeauty (Claytonia arctica)
arctic starflower (Trientalis europaea)
arctic stitchwort (Minuartia arctica)
arctic sweet coltsfoot (Petasites frigidus)
arctic tern (Sterna paradisaea)
arctic willow (Salix arctica)
arctic wormwood (Artemisia senjavinensis)
arctic yellow violet (Viola biflora)
Arctiid moth (Apantesis phalerata)
Arctiid moth (Hypoprepia fucosa)
Arctiid moth (Utetheisa pulchelloides)
Argentine ant (Linepithema humile)
Argentine screwbean (Prosopis strombulifera)
Argentine stem weevil (Listronotus bonariensis)
argos skipper (Atrytone arogos)
argus tortoise beetle (Chelymorpha cassidea)
arid land subterranean termite (Reticulitermes tibialis)
Arizona
Arizona fescue (Festuca arizonica)
Arizona fivespined ips (Ips lecontei)
Arizona mule-ears (Wyethia arizonica)
Arizona sycamore (Platanus wrightii)
Arizona thistle (Cirsium arizonicum)
Arizona walnut (Juglans major)
Arkansas mannagrass (Glyceria arkansana)
Armillaria root rot (Armillaria mellea)
Armillaria root rot (Armillaria solidipes)
Armillaria root rot (Armillaria tabescens)
Armillaria root rot (Armillaria limonea)
Armillaria root rot (Armillaria novae-zelandiae)
Armillaria root rot (Armillaria gallica)
Armillaria root rot (Armillaria cepistipes)
Armillaria root rots (Armillaria spp.)
armored scale (Aspidaspis arctostaphyli)
armored scale (Aonidomytilus solidaginis)
armored scale (Aonidomytilus ceanothi)
armored scale (Aonidomytilus concolor)
armored scale (Aonidiella taxus)
armored scale (Andaspis punicae)
armored scale (Abgrallaspis degeneratus)
armored scale (Abgrallaspis gliwicensis)
armored scale (Agrallaspis pictor)
armored scale (Chrysomphalus bifasciculatus)
armored scale (Chionaspis heterophyllae)
armored scale (Chionaspis ortholobis)
armored scale (Chionaspis sassceri)
armored scale (Chionaspis wistariae)
armored scale (Chionaspis etrusca)
armored scale (Chionaspis nyssae)
armored scale (Crenulaspidiotus dicentron)
armored scale (Crassaspis multipora)
armored scale (Cupidaspis cupressi)
armored scale (Cupressaspis shastae)
armored scale (Duplachionaspis exalbida)
armored scale (Diaspis parasiti)
armored scale (Diaspis dignus)
armored scale (Diaspis gilloglyi)
armored scale (Diaspis manzanitae)
armored scale (Diaspis chilensis)
armored scale (Diaspidiotus aesculi)
armored scale (Diaspidiotus ehrhorni)
armored scale (Gymnaspis aechmeae)
armored scale (Haliaspis spartinae)
armored scale (Hemigymnaspis pimentae)
armored scale (Hemigymnaspis orchidicola)
armored scale (Hemiberlesia diffinis)
armored scale (Kuwanaspis hikosani)
armored scale (Ferrisidea magna)
armored scale (Frogattiella penicillata)
armored scale (Furchadaspis zamiae)
armored scale (Lopholeucaspis cockerelli)
armored scale (Lepidosaphes orsomi)
armored scale (Lepidosaphes yanagicola)
armored scale (Lepidosaphes pinnaeformis)
armored scale (Lepiosaphes esakii)
armored scale (Melanaspis smilacis)
armored scale (Melanaspis coccolobae)
armored scale (Quernaspis quercus)
armored scale (Pseudaulacaspis cockerelli)
armored scale (Pseudoparlatoria parlatorioides)
armored scale (Rhizaspidiotus dearnessi)
armored scale (Selenaspidus rubidus)
armored scale (Selenaspidus albus)
armored scale (Nuculaspis californicus)
armored scale (Nuculaspis apacheca)
armored scale (Odonaspis ruthae)
armored scale (Opuntiaspis carinatus)
armored scale (Opuntiaspis javanensis)
armored scale (Parlatoria crypta)
armored scale (Parlatoria camelliae)
armored scale (Parlatoria crotonis)
armored scale (Pallulaspis ephedrae)
armored scale (Paracupidaspis wilkeyi)
armored scale (Targionia yuccarum)
armored scale (Unachionaspis tenuis)
armored scales (Lepidosaphes spp.)
armored scales (Leucaspis spp.)
armored scales (Furcaspis spp.)
armored scales (Chionaspis spp.)
armored scales (Abgrallaspis spp.)
armored scales (Aonidiella spp.)
armored scales (Velataspis spp.)
armored scales (Odonaspis spp.)
armored scales (Schizentaspidus spp.)
armoured scale (Aspidiella sacchari)
army cutworm (Euxoa auxiliaris)
armyworm (Spodoptera cosmioides)
armyworm moth (Mythimna unipuncta)
armyworms (Mythimna spp.)
armyworms (Spodoptera spp.)
arnica (Arnica alpina)
aroid palm (Zamioculcas zamiifolia)
aroma (Dichrostachys cinerea)
arrow-arum (Peltandra virginica)
arrowfeather threeawn (Aristida purpurascens)
arrowhead (Sagittaria sagittifolia)
arrowhead scale (Unaspis yanonensis)
arrowleaf balsamroot (Balsamorhiza sagittata)
arrowleaf buckwheat (Eriogonum compositum)
arrowleaf ragwort (Senecio triangularis)
arrowleaf sida (Sida rhombifolia)
arrowleaved monochoria (Monochoria hastata)
arrowshaped micrathena (Micrathena sagittata)
arroyo willow (Salix lasiolepis)
art work
Arthrographis fungi (Arthrographis spp.)
artic dactylina lichen (Dactylina arctica )
artilleryweed (Pilea microphylla)
artist's conk (Ganoderma applanatum)
artocarpus long-horned beetle (Pterolophia bigibbera)
Ascochyta blight of chickpea (Ascochyta rabiei)
Ascochyta blight of cotton (Ascochyta gossypii)
Ascochyta fungi (Ascochyta spp.)
Ascodicheana fungus (Ascodichaena rugosa)
ash (Fraxinus spp.)
ash and privet borer (Tylonotus bimaculatus)
ash anthracnose (Gnomoniella fraxini)
ash bark beetle (Hylesinus varius)
ash bark beetles (Hylesinus spp.)
ash borer (Podosesia syringae)
ash cambium miners (Phytobia spp.)
ash decline
ash flower gall mite (Eriophyes fraxiniflora)
ash heart rot (Perenniporia fraxinophila)
ash leaf spot (Mycosphaerella fraxinicola)
ash midribgall midge (Contarinia canadensis)
ash plant bug (Tropidosteptes amoenus)
ash root rot (Scytinostroma galactinum)
ash rusts (Puccinia sparganioides)
ash seed weevils (Lignyodes spp.)
ash sphinx (Manduca jasminearum)
ash weevil (Stereonychus fraxini)
ash yellows phytoplasma (Candidatus Phytoplasma fraxini )
Ashy gecko (Sphaerodactylus elegans)
ashy gray lady beetle (Olla v-nigrum)
Asian ambrosia beetle (Xyleborinus saxeseni)
Asian bean thrips (Megalurothrips mucanae)
asian carp (Cyprinus carpio)
Asian citrus psyllid (Diaphorina citri)
Asian clam (Corbicula fluminea)
Asian cockroach (Blattella asahinai)
Asian elephant (Elephas maximus)
Asian forget-me-not (Myosotis asiatica)
Asian gypsy moth (Lymantria dispar)
Asian kelp (Undaria pinnatifida)
Asian long-horned beetle (Anoplophora glabripennis)
Asian mazus (Mazus pumilus)
Asian nakedwood (Colubrina asiatica)
Asian paper wasp (Polistes chinensis)
Asian pigeonwings (Clitoria ternatea)
Asian ponysfoot (Dichondra micrantha)
Asian swamp eel (Monopterus albus)
Asian swordfern (Nephrolepis brownii)
Asian tiger mosquito (Aedes albopictus)
Asiatic bellflower (Wahlenbergia marginata)
Asiatic dayflower (Commelina communis)
Asiatic dock (Rumex confertus)
Asiatic dogwood (Cornus officinalis)
Asiatic garden beetle (Maladera castanea)
Asiatic hawksbeard (Youngia japonica)
Asiatic oak weevil (Cyrtepistomus castaneus)
Asiatic pennywort (Centella asiatica)
Asiatic rice borer (Chilo suppressalis)
asimina webworm moth (Omphalocera munroei)
asparagus (Asparagus officinalis)
asparagus (Asparagus spp.)
asparagus aphid (Brachycorynella asparagi)
asparagus beetle (Crioceris asparagi)
aspen blotchminer (Phyllonorycter apparella)
aspen carpenterworm (Acossus populi)
aspen decline
aspen leafminer (Phyllocnistis populiella)
aspen leaftier (Pseudosciaphila duplex)
aspen pea (Lathyrus leucanthus)
aspen pea (Lathyrus laetivirens)
aspen root girdler (Agrilus horni)
aspen/poplar (Populus spp.)
Aspergillus ear and kernel rot (Aspergillus flavus)
Aspergillus fungi (Aspergillus spp.)
asphodel (Asphodelus albus)
Assassin Bug (Atrachelus cinereus)
assassin bug (Microtomus purcis)
assassin bug (Pselliopus cinctus)
assassin bug
assassin bug (Zelus exsanguis)
assassin bug (Zelus longipes)
assassin bug (Zelus renardii)
assassin bug (Zelus luridus)
assassin bugs (Ectrychotes spp.)
assassin bugs (Zelus spp.)
assassin bugs (Sycanus spp.)
assassin bugs (Rhynocoris spp.)
assassin bugs (Sinea spinipes)
assassin bugs (Sinea spp.)
aster (Aster spp.)
Aster
aster (Symphyotrichum spp.)
aster leafhopper (Macrosteles quadrilineatus)
aster yellows phytoplasma (Phytoplasma N/A)
asteroid moth (Cucullia asteroides)
Atamasco lily (Zephyranthes atamasca)
Athel tamarisk (Tamarix aphylla)
Atlantic canary (Serinus canaria)
Atlantic ghost crab (Ocypode quadrata)
Atlantic marsh fiddler (Uca pugnax)
Atlantic poison-oak (Toxicodendron pubescens)
Atlantic Puffin (Fratercula arctica)
atlantic sand crab (Emerita talpoida)
Atlantic sand fiddler (Uca pugilator)
Atlantic white cedar (Chamaecyparis thyoides)
Atlas cedar (Cedrus atlantica)
atlas moth (Attacus atlas)
Atropellis canker (Atropellis piniphila)
Atropellis canker (Atropellis pinicola)
Atropellis canker (Atropellis spp.)
aulacomnium moss (Aulacomnium palustre)
Australasian catchbirdtree (Pisonia brunoniana)
Australian burnweed (Erechtites minimus)
Australian cheesewood (Pittosporum undulatum)
Australian chess (Bromus arenarius)
Australian dodder (Cuscuta australis)
Australian fingergrass (Chloris truncata)
Australian Grapevine Yellows (Candidatus Phytoplasma australiense)
Australian gypsy moth (Lymantria antennata)
Australian Magpie (Gymnorhina tibicen)
Australian Plague Locust (Chortoicetes terminifera)
Australian pyralid moth (Austromusotima camptozonale)
Australian redcedar (Toona ciliata)
Australian saltbush (Atriplex semibaccata)
Australian teatree (Leptospermum laevigatum)
Australian-pine (Casuarina equisetifolia)
Austrian draba (Draba fladnizensis)
Austrian fieldcress (Rorippa austriaca)
Austrian pine (Pinus nigra)
Austrian-brier (Rosa foetida)
autumn coralroot (Corallorrhiza odontorhiza)
autumn dwarf gentian (Gentianella amarella)
Autumn meadowhawk (Sympetrum vicinum)
autumn moth (Epirrita autumnata)
autumn onion (Allium stellatum)
autumn-olive (Elaeagnus umbellata)
auwahi melicope (Melicope adscendens)
avalanches
Avery Peak twinpod (Physaria alpina)
avocado (Persea americana)
avocado scab (Sphaceloma perseae)
avocado thrips (Scirtothrips perseae)
avocado weevil (Conotrachelus perseae)
awikiwiki (Canavalia pubescens)
awl-leaf arrowhead (Sagittaria subulata)
azalea (Rhododendron kaempferi)
azalea (Rhododendron mucronulatum)
azalea (Rhododendron yedoense)
azalea bark scale (Eriococcus azaleae)
azalea caterpillar (Datana major)
azalea lace bug (Stephanitis pyrioides)
azalea leaf beetle (Tricholochmaea rufosanguinea)
azalea leafminer (Caloptilia azaleella)
azalea plant bug (Rhinocapsus vanduzeei)
azuki bean weevil (Callosobruchus chinensis)
azures (Celastrina spp.)
baby sun rose (Aptenia cordifolia)
babysbreath (Gypsophila paniculata)
baccharis borer (Oidaematophorus balanotes)
Bachman's warbler (Vermivora bachmanii)
backswimmer (Notonecta irrorata)
backswimmers
bacteria wilt and soft rot (Pectobacterium chrysanthemi)
bacterial barn rot
bacterial black stalk (Erwinia spp.)
bacterial blight (Pseudomonas syringae)
bacterial blight (Pseudomonas syringae)
bacterial blight (Pseudomonas syringae)
bacterial blight (Pseudomonas syringae)
bacterial blight (Xylophilus ampelinus)
bacterial blight (Xanthomonas arboricola)
bacterial blight of aroids (Xanthomonas axonopodis)
bacterial blight of hazelnut (Xanthomonas campestris)
bacterial brown spot of bean/canker of stone fruit (Pseudomonas syringae)
bacterial canker and wilt of tomato (Clavibacter michiganensis)
bacterial canker of poplar (Xanthomonas populi)
bacterial dieback of peach (Pseudomonas syringae)
bacterial fruit blotch (Acidovorax avenae)
bacterial gummosis (Pseudomonas syringae)
bacterial hollow stalk (Erwinia aroideae)
bacterial leaf blight and stalk rot (Pseudomonas avenae)
bacterial leaf blight of rice (Xanthomonas oryzae)
bacterial leaf scorch (Xylella fastidiosa)
bacterial leaf spot of begonia, bacterial wilt of begonias (Xanthomonas begoniae)
bacterial leaf streak (Xanthomonas oryzae)
bacterial leaf streak and bulb rot (Pseudomonas viridiflava)
bacterial necrosis of giant cactus (Erwinia carnegieana)
bacterial panicle blight (Burkholderia glumae)
bacterial pustule of soybean disease (Xanthomonas axonopodis)
bacterial soft rot (Pectobacterium carotovorum)
bacterial soft rot (Pectobacterium carotovorum)
bacterial spot (Pseudomonas cichorii)
bacterial spot (Xanthomonas spp.)
bacterial spot of stone fruits (Xanthomonas arboricola)
bacterial spot of tomato and pepper (Xanthomonas campestris)
Bacterial stalk rot (Enterobacter dissolvens)
bacterial streak (Xanthomonas campestris)
bacterial tan spot (Curtobacterium flaccumfaciens)
bacterial wetwood (Erwinia nimipressuralis)
bacterial wilt (Erwinia tracheiphila)
bacterial wilt (Clavibacter michiganensis)
bacterial wilt (Burkholderia caryophylli)
bagpod (Sesbania vesicaria)
bagworm (Thyridopteryx ephemeraeformis)
bagworms
Bahama nightshade (Solanum bahamense)
bahia (Bahia spp.)
bahiagrass (Paspalum notatum)
bahiagrass (Paspalum notatum)
Bakanae Disease of Rice / cotton boll rot (Gibberella fujikuroi)
balasm fir bark beetle (Pityokteines sparsus)
bald
bald cypress (Taxodium spp.)
bald eagle (Haliaeetus leucocephalus)
baldcypress (Taxodium distichum)
baldcypress leafroller (Archips goyerana)
baldcypress sphinx (Isoparce cupressi)
baldcypress webworm (Coleotechnites apicitripunctella)
baldfaced hornet (Dolichovespula maculata)
ballhead waterleaf (Hydrophyllum capitatum)
balloon cottonbush (Asclepias physocarpa)
balloonvine (Cardiospermum halicacabum)
balsam fir (Abies balsamea)
balsam fir sawyer (Monochamus marmorator)
balsam gall midge (Paradiplosis tumifex)
balsam poplar (Populus balsamifera)
balsam shootboring sawfly (Pleroneura brunneicornis)
balsam twig aphid (Mindarus abietinus)
balsam woolly adelgid (Adelges piceae)
balsamapple (Momordica charantia)
Baltimore checkerspot (Euphydryas phaeton)
Baltimore oriole (Icterus galbula)
Baltzell's sedge (Carex baltzellii)
bamboo (Bambusa spp.)
bamboo borer (Chlorophorus annularis)
bamboo mealybug (Chaetococcus bambusae)
bamboo mealybug (Palmicultor lumpurensis)
bamboo rust (Puccinia phyllostachydis)
bamboo shoot weevil (Otidognathus davidis)
bamboo treebrown (Lethe europa)
bamboovine (Smilax laurifolia)
banana mealybug (Pseudococcus jackbeardsleyi)
banana mealybug (Pseudococcus elisae)
banana moth (Opogona sacchari)
banana passionflower (Passiflora tripartita)
banana poka (Passiflora tarminiana)
banana root borer (Cosmopolites sordidus)
banana shrub (Michelia figo)
banana skipper (Erionota thrax)
banana stem weevil (Odoiporus longicollis)
banana yucca (Yucca baccata)
Bananaquit (Coereba flaveola)
bananas (Musa spp.)
banasa stink bug (Banasa dimiata)
banded alder borer (Rosalia funebris)
banded ash borer (Neoclytus caprea)
banded cucumber beetle (Diabrotica balteata)
banded demoiselle (Calopteryx splendens)
banded elm bark beetle (Scolytus schevyrewi)
banded flower longhorn beetle (Typocerus velutina)
banded gall fly (Urophora affinis)
banded hairstreak (Satyrium calanus)
banded hickory borer (Knulliana cincta)
banded netwing beetle (Calopteron reticulatus)
banded peacock butterfly (Anartia fatima)
Banded Pennant (Celithemis fasciata)
banded pine weevil (Pissodes castaneus)
banded sphinx (Eumorpha fasciata)
banded sunflower moth (Cochylis hospes)
banded wood snail (Cepaea nemoralis)
banded woollybear (Pyrrharctia isabella)
bandedwinged whitefly (Trialeurodes abutiloneus)
bank vole (Clethrionomys glareolus)
Banks grass mite (Oligonychus pratensis)
Banks melastoma (Melastoma malabathricum)
baobab tree/ monkey bread tree (Adansonia digitata)
baracoa skipper (Polites baracoa)
barb goatgrass (Aegilops triuncialis)
Barbados aloe (Aloe vera)
barbe de tigre (Prosopis kuntzei)
barberry (Berberis pruinosa)
barberry (Berberis kunmingensis)
barberry (Berberis spp.)
barberry (Mahonia spp.)
barbwire grass (Cymbopogon refractus)
barbwire Russian-thistle (Salsola paulsenii)
bare-eyed thrush (Turdus nudigenis)
bare-toothed russula (Russula vesca)
bark anole (Ctenonotus distichus)
bark beetle (Crypturgus pusillus)
bark beetle (Cyrtogenius brevior)
bark beetle (Crossotarsus minusculus)
bark beetle (Cryphalus asperatus)
bark beetle (Cryphalus intermedius)
bark beetle (Dendrosinus bourreriae)
bark beetle (Dendrocranulus curcubitae)
bark beetle (Dactylotrypes longicollis)
bark beetle (Eccoptopterus spinosus)
bark beetle (Eccoptopterus gracilipes)
bark beetle (Dryocoetes autographus)
bark beetle (Dinoplatypus pallidus)
bark beetle (Coccotrypes advena)
bark beetle (Coccotrypes carpophagus)
bark beetle (Coccotrypes dactyliperda)
bark beetle (Cnesinus noguerae)
bark beetle (Cnestus bimaculatus)
bark beetle (Cnesinus strigicollis)
bark beetle (Chramesus pumilus)
bark beetle (Chramesus chapuisi)
bark beetle (Chramesus hicoriae)
bark beetle (Chramesus xalapae)
bark beetle (Cladoctonus cubensis)
bark beetle (Chaetophloeus mexicanus)
bark beetle (Chaetophloeus insularis)
bark beetle (Carphoborus bifurcus)
bark beetle (Carphoborus bicornus)
bark beetle (Arixyleborus canaliculatus)
bark beetle (Micracis amplinis)
bark beetle (Micracis swainei)
bark beetle (Leptoxyleborus sordicauda)
bark beetle (Liparthrum squamosus)
bark beetle (Euwallacea validus)
bark beetle (Euwallacea piceus)
bark beetle (Gasterocercus depressirostris)
bark beetle (Ficicis despectus)
bark beetle (Ficicis wallacei)
bark beetle (Ernoporicus fagi)
bark beetle (Ernoporus tiliae)
bark beetle (Ips latidens)
bark beetle (Ips apache)
bark beetle (Ips integer)
bark beetle (Ips mannsfeldi)
bark beetle (Hypothenemus dissimilis)
bark beetle (Hypothenemus eruditus)
bark beetle (Hypothenemus crudiae)
bark beetle (Hylurgops glabratus)
bark beetle (Hylurgops rugipennis)
bark beetle (Hylurgops planirostris)
bark beetle (Hylurgops palliatus)
bark beetle (Hylastinus fankhauseri)
bark beetle (Hyleops glabratus)
bark beetle (Hylastes angustatus)
bark beetle (Hylastes attenuatus)
bark beetle (Hylastes brunneus)
bark beetle (Hylastes cunicularius)
bark beetle (Hylastes opacus)
bark beetle (Hylastes gracilis)
bark beetle (Hylastes tenuis)
bark beetle (Hylastes porculus)
bark beetle (Hylastes salebrosus)
bark beetle (Hylesinus oleiperda)
bark beetle (Hylesinus wachtli)
bark beetle (Hylesinus aztecus)
bark beetle (Hylesinus fraxini)
bark beetle (Hylesinus toranio)
bark beetle (Hylocurus rudis)
bark beetle (Hylocurus floridensis)
bark beetle (Hylocurus binodatus)
bark beetle (Hylocurus bicornus)
bark beetle (Hylocurus carinifrons)
bark beetle (Hylocurus torosus)
bark beetle (Hylurdrectonus araucariae)
bark beetle (Hadrodemius globus)
bark beetle (Gymnochilus alni)
bark beetle (Gnathotrichus materiarius)
bark beetle (Scolytus amygdali)
bark beetle (Scolytus ensifer)
bark beetle (Scolytus kirschii)
bark beetle (Scolytus carpini)
bark beetle (Scolytus pygmaeus)
bark beetle (Scolytodes schwarzi)
bark beetle (Scolytogenes papuanus)
bark beetle (Scolytus sulcifrons)
bark beetle (Pseudochramesus jaliscoensis)
bark beetle (Pseudohylesinus variegatus)
bark beetle (Pseudopityophthorus limbatus)
bark beetle (Pseudopityophthorus asperulus)
bark beetle (Pseudothysanoes peniculus)
bark beetle (Pseudothysanoes dislocatus)
bark beetle (Platypus cylindrus)
bark beetle (Platypus imparidens)
bark beetle (Platypus compositus)
bark beetle (Platypus flavicornis)
bark beetle (Platypus quadridentatus)
bark beetle (Pityogenes bistridentatus)
bark beetle (Pityogenes quadridens)
bark beetle (Pityogenes mexicanus)
bark beetle (Pityogenes plagiatus)
bark beetle (Pityophthorus elatinus)
bark beetle (Pityophthorus pullus)
bark beetle (Pityophthorus pulicarius)
bark beetle (Pityophthorus pecki)
bark beetle (Pityophthorus lautus)
bark beetle (Pityophthorus consimilis)
bark beetle (Pityophthorus confusus)
bark beetle (Pityophthorus concentralis)
bark beetle (Pityophthorus annectens)
bark beetle (Pityophthorus buyssoni)
bark beetle (Pityophthorus exsculptus)
bark beetle (Pityophthorus glabratus)
bark beetle (Pityophthorus micrographus)
bark beetle (Pityophthorus pubescens)
bark beetle (Pityophthorus aquilus)
bark beetle (Pityophthorus lichtensteinii)
bark beetle (Onthotomicus caelatus)
bark beetle (Orthotomicus caelatus)
bark beetle (Orthotomicus suturalis)
bark beetle (Orthotomicus longicollis)
bark beetle (Orthotomicus angulatus)
bark beetle (Orthotomicus robustus)
bark beetle (Pachycotes peregrinus)
bark beetle (Phloeosinus armatus)
bark beetle (Phloeosinus tacubayae)
bark beetle (Phloeosinus dentatus)
bark beetle (Phloeotribus pruni)
bark beetle (Phloeotribus dentifrons)
bark beetle (Phloeotribus frontalis)
bark beetle (Phloeotribus pseudoscabricollis)
bark beetle (Trischidias atoma)
bark beetle (Trischidias exigua)
bark beetle (Trischidias striata)
bark beetle (Treptoplatypus oxyurus)
bark beetle (Theoborus ricini)
bark beetle (Xyloterinus politus)
bark beetle (Xyleborus duodecimspinatus)
bark beetle (Xyleborus sayi)
bark beetle (Xylocleptes bispinus)
bark beetle (Xyleborus cryptographus)
bark beetle (Xyleborus californicus)
bark beetle (Xyleborinus alni)
bark beetle (Xyleborinus exiguus)
bark beetle (Xyleborinus andrewesi)
bark beetle (Xyleborus monographus)
bark beetle (Xyleborus biuncus)
bark beetle (Xyleborus perforans)
bark beetle (Xyleborus pumilus)
bark beetle (Xyleborus haberkorni)
bark beetle (Xyleborus perplexus)
bark beetle (Xyleborus granulipes)
bark beetle (Xyleborus nitens)
bark beetle parasite (Rhopalicus tutela)
bark beetle parasites (Roptrocerus spp.)
bark beetles (Gnathotrichus spp.)
bark beetles (Hylurgopinus spp.)
bark beetles (Hylocurus spp.)
bark beetles (Hylastes spp.)
bark beetles (Hylastinus spp.)
bark beetles (Hylurgops spp.)
bark beetles (Hylurgus spp.)
bark beetles (Hypothenemus spp.)
bark beetles (Euwallacea spp.)
bark beetles (Micracisella spp.)
bark beetles (Micracis spp.)
bark beetles (Lymantor spp.)
bark beetles (Monarthrum spp.)
bark beetles (Arixyleborus spp.)
bark beetles (Cactopinus spp.)
bark beetles (Alniphagus spp.)
bark beetles (Carphoborus spp.)
bark beetles (Chaetophloeus spp.)
bark beetles (Chramesus spp.)
bark beetles (Cnemonyx spp.)
bark beetles (Cnesinus spp.)
bark beetles (Coccotrypes spp.)
bark beetles (Dryocoetes spp.)
bark beetles (Dryoxylon spp.)
bark beetles (Dolurgus spp.)
bark beetles (Dendroctonus spp.)
bark beetles (Dendrosinus spp.)
bark beetles (Cryphalus spp.)
bark beetles (Crypturgus spp.)
bark beetles (Scolytogenes spp.)
bark beetles (Scolytodes spp.)
bark beetles (Pityokteines spp.)
bark beetles (Polygraphus spp.)
bark beetles (Pseudopityophthorus spp.)
bark beetles (Pseudohylesinus spp.)
bark beetles (Pseudothysanoes spp.)
bark beetles (Pycnarthrum spp.)
bark beetles (Phloeotribus spp.)
bark beetles (Pagiocerus spp.)
bark beetles (Onthotomicus spp.)
bark beetles
bark beetles (Xyleborinus spp.)
bark beetles (Xyleborus spp.)
bark beetles (Xylechinus spp.)
bark beetles (Xyloterinus spp.)
bark beetles (Thysanoes spp.)
bark beetles (Trypodendron spp.)
bark boring beetle of dead and dying coigue (Calydon submetallicum)
bark lice (Cerastipsocus venosus)
bark lice (Family Psocidae)
bark weevil (Rhyephenes humeralis)
barley (Hordeum vulgare)
barley leaf stripe (Pyrenophora graminea)
barley root-knot nematode (Meloidogyne naasi)
barley scald (Rhynchosporium secalis)
Barley Stripe Mosaic Virus (Hordeivirus BSMV)
Barley Yellow Dwarf Virus (Luteovirus BYDV)
barn owl (Tyto alba)
barn spider (Neoscona hentzi)
barn swallow (Hirundo rustica)
barnyardgrass (Echinochloa crus-galli)
barred fruit-tree tortrix (Pandemis cerasana)
barred owl (Strix varia)
barrel cactus (Ferocactus spp.)
barrel medick (Medicago truncatula)
barrens silky aster (Symphyotrichum pratense)
barrow's Goldeneye (Bucephala islandica)
bartramia moss (Bartramia pomiformis)
basal cankers
basal wound
bashful ragwort (Senecio pudicus)
bashful wakerobin (Trillium catesbaei)
basil (Ocimum spp.)
Basilica orbweaver (Mecynogea lemniscata)
basin nemophila (Nemophila breviflora)
basketplant (Callisia fragrans)
basswood leafminer (Baliosus nervosa)
basswood leafroller (Pantographa limata)
basswood thrips (Neohydatothrips tiliae)
bastard balm (Melittis melissophyllum)
bastard oak (Quercus sinuata)
bastard toadflax (Comandra umbellata)
bat-eared fox (Otocyon megalotis)
bat-face cuphea (Cuphea llavea)
bateleur (Terathopius ecaudatus)
batflower (Tacca leontopetaloides)
Bay Biscayne creeping-oxeye (Sphagneticola trilobata)
bay skipper (Euphyes bayensis)
bay starvine (Schisandra glabra)
Bay-headed Tanager (Tangara gyrola)
bayberry (Morella pensylvanica)
Bayoudh disease (Fusarium oxysporum)
Bdellid mite
beach
beach false foxglove (Agalinis fasciculata)
beach mole crab (Albunea paretii)
beach morning-glory (Ipomoea imperati)
beach naupaka (Scaevola taccada)
beach sandmat (Chamaesyce degeneri)
beach strawberry (Fragaria chiloensis)
beach vitex (Vitex rotundifolia)
beaked cornsalad (Valerianella radiata)
beaked dodder (Cuscuta rostrata)
beaked hazelnut (Corylus cornuta)
beaked panicgrass (Panicum anceps)
bean (Phaseolus spp.)
bean angular leaf spot (Phaeoisariopsis griseola)
bean anthracnose (Colletotrichum lindemuthianum)
bean aphid (Aphis fabae)
Bean butterfly (Lampides boeticus)
Bean Common Mosaic Virus (Potyvirus BCMV)
bean fly (Ophiomyia phaseoli)
Bean Golden Mosaic Virus (Begomovirus BGMV)
bean leaf beetle (Cerotoma trifurcata)
bean leaf beetle (Cerotoma ruficornis)
Bean Leaf Roll Virus (Luteovirus BLRV)
bean leafhopper (Empoasca solana)
bean leafroller (Urbanus proteus)
bean leafskeletonizer (Autoplusia egena)
bean lycaenid (Euchrysops cnejus)
bean plataspid (Megacopta cribraria)
Bean Pod Mottle Virus (Comovirus BPMV)
bean pod weevil (Apion godmani)
bean rust (Uromyces phaseoli)
bean thrips (Caliothrips fasciatus)
bean weevil (Callosobruchus pulcher)
bean weevil (Acanthoscelides obtectus)
bean weevil (Mimosestes nubigens)
bear (Ursus spp.)
bearberry (Arctostaphylos uva-ursi)
beard lichen (Usnea spp.)
bearded beggarticks (Bidens aristosa)
bearded clover (Trifolium barbigerum)
bearded flatsedge (Cyperus squarrosus)
beardgrass (Bothriochloa spp.)
beardlip penstemon (Penstemon barbatus)
beardtongues (Penstemon spp.)
beargrass (Yucca filamentosa)
beautiful cinquefoil (Potentilla pulcherrima)
beautiful fleabane (Erigeron formosissimus)
beautiful tiger beetle (Cicindela pulchra)
beautyberry (Callicarpa spp.)
beautybush (Kolkwitzia amabilis)
beaver-tail cactus (Opuntia basilaris)
bebb willow (Salix bebbiana)
Becker's white (Pontia beckerii)
bed bug (Hesperocimex coloradensis)
bed bug (Cimex lectularius)
bed bug (Cimex pilosellus)
bed bugs (Cimex spp.)
bedstraw hawkmoth (Hyles gallii)
bedstraw St. Johnswort (Hypericum galioides)
bedstraws (Galium spp.)
bee (Melipona beecheii)
bee (Anthophora ursina)
bee (Anthophora abrupta)
bee (Amegilla chlorocyanea)
bee assassin bug (Apiomerus spissipes)
bee flies (Anastoechus spp.)
bee flies (Bombylius spp.)
bee flies (Chrysanthrax spp.)
bee flies (Exoprosopa spp.)
bee flies (Xenox spp.)
bee flies (Villa spp.)
bee flies (Toxophora spp.)
bee fly (Dipalta serpentina)
bee fly (Bombylius major)
bee fly (Anthrax argyropyga)
bee fly (Villa alternata)
bee fly (Villa lateralis)
bee fly (Xenox tigrinus)
Bee-like Flower Scarab (Trichiotinus piger)
Bee-like Robber Fly (Laphria saffrana)
Bee-like Robber Fly (Laphria flavicollis)
beeblossom (Gaura spp.)
beech bark beetle (Taphrorychus bicolor)
beech bark canker (Neonectria coccinea)
beech bark disease (Nectria coccinea)
beech blight aphid (Grylloprociphilus imbricator)
beech borer (Goes pulverulentus)
beech bud gall midge (Contarinia fagi)
beech erineum mite (Acalitus fagerinea)
beech leaftier (Psilocorsis cryptolechiella)
beech scale (Cryptococcus fagisuga)
beech splendor beetle (Agrilus viridis)
beechdrops (Epifagus virginiana)
beefsteak fungus (Fistulina hepatica)
beet armyworm (Spodoptera exigua)
Beet Curly Top Virus (Hybrigeminivirus BCTV)
Beet Leaf Curl Virus (Rhabdovirus BLCV)
beet leafhopper (Neoaliturus tenellus)
Beet Necrotic Yellow Vein Virus (Benyvirus BNYVV)
beet webworm (Loxostege sticticalis)
beetleweed (Galax urceolata)
begonia (Begonia spp.)
belah (Casuarina lepidophloia)
Bell's hinged tortoise (Kinixys belliana)
Bell's honeysuckle (Lonicera x bella)
Bell's roadside-skipper (Amblyscirtes belli)
bella moth (Utetheisa bella)
belladonna (Atropa bella-donna)
bellardia (Bellardia trixago)
bellorita (Erigeron bellioides)
bellyache bush (Jatropha gossypiifolia)
belted kingfisher (Ceryle alcyon)
Bengal trumpet (Thunbergia grandiflora)
Benghal dayflower (Commelina benghalensis)
bent sedge (Carex styloflexa)
Bering chickweed (Cerastium beeringianum)
bermuda cedar scale (Carulaspis minima)
Bermuda grass mealybug (Chorizococcus rostellum)
Bermuda Rock Lizard (Plestiodon longirostris)
bermudagrass (Cynodon dactylon)
bertha armyworm (Mamestra configurata)
bess beetles or passalid
Bethlehem lungwort (Pulmonaria saccharata)
Beyrich threeawn wiregrass (Aristida beyrichiana)
Bhutan pine (Pinus wallichiana)
bicho de taquara (Myelobia smerintha)
bicolor fanmustard (Nerisyrenia camporum)
bicolored angle moth (Macaria bicolorata)
bicycle
biddy-biddy (Acaena novae-zelandiae)
biennial gaura (Gaura biennis)
biennial lettuce (Lactuca biennis)
biennial wormwood (Artemisia biennis)
big bluestem (Andropogon gerardii)
big carpetgrass (Axonopus furcatus)
big chickweed (Cerastium fontanum)
Big Cypress National Preserve
big periwinkle (Vinca major)
big poplar sphinx (Pachysphinx occidentalis)
big quakinggrass (Briza maxima)
big red sage (Salvia penstemonoides)
big sagebrush (Artemisia tridentata)
big saltbush (Atriplex lentiformis)
Bigelow's tansyaster (Machaeranthera bigelovii)
bigeyed bugs (Geocoris punctipes)
bigeyed bugs (Geocoris uliginosus)
bigeyed bugs (Geocoris spp.)
bigflower cinquefoil (Potentilla fissa)
bighead carp (Aristichthys nobilis)
bighead knapweed (Centaurea macrocephala)
bigheaded ant (Pheidole megacephala)
bigheaded grasshopper (Aulocara elliotti)
bighorn sheep (Ovis canadensis)
bigleaf hydrangea (Hydrangea macrophylla)
bigleaf lupine (Lupinus polyphyllus)
bigleaf magnolia (Magnolia macrophylla)
bigleaf maple (Acer macrophyllum)
bigpod sesbania (Sesbania herbacea)
bigroot morningglory (Ipomoea pandurata)
bigtooth aspen (Populus grandidentata)
bigtop lovegrass (Eragrostis hirsuta)
billbug (Sphenophorus coesifrons)
billbug (Sphenophorus zeae)
billbugs (Sphenophorus spp.)
bindweed (Convolvulus spp.)
bindweed gall mite (Aceria malherbae)
biological control (general)
birch (Betula celtiberica)
birch (Betula spp.)
birch bark beetle (Dryocoetes betulae)
birch bark beetle (Scolytus ratzeburgi)
birch bell moth (Epinotia tetraquetrana)
birch bolete (Leccinum scabrum)
birch cambium miner (Phytobia betulivora)
birch conk (Piptoporus betulinus)
birch lace bug (Corythucha pallipes)
birch leaffolder (Ancylis discigerana)
birch leafminer (Fenusa pusilla)
birch leafroller (Epinotia solandriana)
birch leafroller (Deporaus betulae)
birch rust (Melampsoridium betulinum)
birch sawfly (Arge pectoralis)
birch skeletonizer (Bucculatrix canadensisella)
bird cherry-oat aphid (Rhopalosiphum padi)
bird of prey
bird vetch (Vicia cracca)
bird's nest fungi (Cyathus striatus)
bird-cherry ermine (Yponomeuta evonymella)
bird-of-paradise (Strelitzia reginae)
bird-of-paradise (Strelitzia spp.)
birdcage evening primrose (Oenothera deltoides)
birdeye primrose (Primula laurentiana)
birdfoot violet (Viola pedata)
birdseye pearlwort (Sagina procumbens)
birdsfoot trefoil (Lotus corniculatus)
birdsrape mustard (Brassica rapa)
birdwing pearlymussel (Lemiox rimosus)
birthwort (Aristolochia clematitis)
bishops goutweed (Aegopodium podagraria)
Bismarck palm (Bismarckia nobilis)
biting midge (Culicoides sonorensis)
bitter cherry (Prunus emarginata)
bitter fleabane (Erigeron acris)
bitter ginger (Zingiber zerumbet)
bitter lettuce (Lactuca virosa)
bitter orange (Citrus limetta)
bitter root (Lewisia rediviva)
bitter rot (Greeneria uvicola)
bitter rot (Colletotrichum gloeosporioides)
bitter sneezeweed (Helenium amarum)
bittercress (Cardamine spp.)
bitternut hickory (Carya cordiformis)
bittersweet nightshade (Solanum dulcamara)
bittersweets (Celastrus spp.)
black acacia (Acacia melanoxylon)
black acara (Cichlasoma bimaculatum)
black and yellow mud dauber (Sceliphron caementaria)
black ash (Fraxinus nigra)
black ash decline
black bamboo (Phyllostachys nigra)
black bear (Ursus americanus)
black blister beetle (Epicauta pensylvanica)
black blow fly (Phormia regina)
black caiman (Melanosuchus niger)
black canker (Physalospora miyabeana)
black caracara (Daptrius ater)
black carpenter ant (Camponotus pennsylvanicus)
black carpet beetle (Attagenus unicolor)
black carpet beetle (Attagenus brunneus)
black cherry (Prunus serotina)
black cherry aphid (Myzus cerasi)
black chokeberry (Photinia melanocarpa)
black cohosh (Actaea racemosa)
black cottonwood (Populus balsamifera)
black crappie (Pomoxis nigromaculatus)
black crowberry (Empetrum nigrum)
black cutworm (Agrotis ipsilon)
Black dog-strangling vine, black swallowwort (Cynanchum louiseae)
black dot spurge flea beetle (Aphthona nigriscutis)
black edge sedge (Carex nigromarginata)
black fern winter tick (Dermacentor nigrolineatus)
black fir sawyer (Monochamus urussovi)
black fly (Simulium decorum)
black fungus beetle (Alphitobius laevigatus)
black grass bug (Labops hesperius)
black grass bug (Labops spp.)
black grass bug (Irbisia spp.)
black hawthorn (Crataegus douglasii)
black henbane (Hyoscyamus niger)
black horehound (Ballota nigra)
black horse fly (Tabanus atratus)
black horse fly (Tabanus atratus)
black imported fire ant (Solenopsis richteri)
black knapweed (Centaurea nigra)
black knot (Apiosporina morbosa)
black leafy spurge flea beetle (Aphthona czwalinae)
black locust (Robinia pseudoacacia)
black maple (Acer nigrum)
black medic (Medicago lupulina)
black mold (Aspergillus niger)
black morel (Morchella angusticeps)
black morel (Morchella elata)
black mustard (Brassica nigra)
black nightshade (Solanum nigrum)
black oak (Quercus velutina)
black palm weevil (Rhynchophorus bilineatus)
black parlatoria scale (Parlatoria ziziphi)
black pecan aphid (Melanocallis caryaefoliae)
black pine (Pinus nigra)
black pine bark beetle (Hylastes ater)
black pineleaf scale (Dynaspidiotus californica)
black poisonwood (Metopium brownei)
black potato blight (Phoma andigena)
black poui (Jacaranda mimosifolia)
black prairie clover (Dalea frutescens)
black rat snake (Elaphe obsoleta)
black root rot (Thielaviopsis basicola)
black root rot (Xylaria polymorpha)
black rot (Guignardia bidwellii)
black rot (Ceratocystis fimbriata)
black rot (Botryosphaeria obtusa)
black rot fungus (Botryosphaeria stevensii)
black rot of crucifers (Xanthomonas campestris)
black saddlebags (Tramea lacerata)
black sandshell (Ligumia recta)
black scale (Parasaissetia nigra)
black scale (Saissetia oleae)
black senna (Seymeria cassiodies)
black Sigatoka disease (Mycosphaerella fijiensis)
black skimmer (Rynchops niger)
black soldier fly (Hermetia illucens)
black spiny-tailed iguana (Ctenosaura similis)
black spleenwort (Asplenium adiantum-nigrum)
black spot (Alternaria brassicicola)
black spot (Diplocarpon rosae)
black spot (leaf, stem, or pod spots) (Alternaria spp.)
black spot of elm (Stegophora ulmea)
black spot of Japanese pear (Alternaria kikuchiana)
black spot of papaya (Asperisporium caricae)
black spruce (Picea mariana)
black spruce beetle (Tetropium castaneum)
black spruce borer (Asemum striatum)
black spruce cone maggot (Strobilomyia appalachensis)
black stain root disease (Ophiostoma wageneri)
black stem, stalk rot (Thielaviopsis spp.)
black stink bug (Coptosoma xanthogramma)
black stink bug (Proxys punctulatus)
black swallowtail (Papilio polyxenes)
black swan (Cygnus atratus)
black tegula (Tegula funebralis)
black tern (Chlidonias niger)
black trumpet (Craterellus fallax)
black trumpet mushroom (Craterellus cornucopioides)
black turfgrass ataenius (Ataenius spretulus)
black turpentine beetle (Dendroctonus terebrans)
black twig borer (Xylosandrus compactus)
black vine weevil (Otiorhynchus sulcatus)
black vulture (Coragyps atratus)
black walnut (Juglans nigra)
black wattle (Acacia mearnsii)
black widow spider (Latrodectus mactans)
black willow (Salix nigra)
black witch (Ascalapha odorata)
black witch's butter (Exidia glandulosa)
black woodpecker (Dryocopus martius)
Black Zigzag (Panthea acronyctoides)
black-back cucumber beetle (Aulacophora flavomarginata)
black-backed woodpecker (Picoides arcticus)
black-bellied hamster (Cricetus cricetus)
black-bellied whistling-duck (Dendrocygna autumnalis)
black-billed magpie (Pica pica)
Black-billed Nightingale-Thrush (Catharus gracilirostris)
black-capped chickadee (Poecile atricapillus)
black-capped mockingthrush (Donacobius atricapilla)
black-chinned hummingbird (Archilochus alexandri)
black-chinned sparrow (Spizella atrogularis)
Black-cowled Oriole (Icterus dominicensis)
black-crowned night-heron (Nycticorax nycticorax)
Black-dotted groundling (Stenolechia gemmella)
black-dotted Spragueia moth (Spragueia onagrus)
black-etched prominent (Cerura scitiscripta)
black-eyed susan (Rudbeckia hirta)
Black-faced Solitaire (Myadestes melanops)
black-foam lichen (Anzia colpodes)
black-footed albatross (Phoebastria nigripes)
black-headed gull (Larus ridibundus)
black-hooded parakeet (Nandayus nenday)
black-legged kittiwake (Rissa tridactyla)
black-legged meadow katydid (Orchelimum nigripes)
black-mantled tamarin (Saguinus nigricollis)
black-margined loosestrife beetle (Galerucella calmariensis)
black-necked stilt (Himantopus mexicanus)
black-sided meadow katydid (Conocephalus nigropleurum)
black-tailed jack rabbit (Lepus californicus)
black-tailed prairie dog (Cynomys ludovicianus)
Black-throated Mango (Anthracothorax nigricollis)
black-veined white butterfly (Aporia crataegi)
black-winged Dahana (Dahana atripennis)
black-winged stilt (Himantopus himantopus)
blackback land crab (Gecarcinus lateralis)
blackbellied clerid (Enoclerus lecontei)
blackberry (Rubus chloocladus)
blackberry (Rubus vulgaris)
blackberry (Rubus saxatilis)
blackberry (Rubus rosaceus)
blackberry lily (Belamcanda chinensis)
Blackburn's sphinx moth (Manduca blackburni)
blackbutt (Eucalyptus pilularis)
blackdisk medick (Medicago orbicularis)
blackeyed Susan vine (Thunbergia alata)
blackgum (Nyssa sylvatica)
blackhaw viburnum (Viburnum prunifolium)
blackhead fleabane (Erigeron melanocephalus)
blackheaded ash sawfly (Tethida barda)
blackheaded pine sawfly (Neodiprion excitans)
blackhorned pine borer (Callidium antennatum)
blackhorned tree cricket (Oecanthus nigricornis)
blackjack oak (Quercus marilandica)
blacklegged tick (Ixodes scapularis)
blackmargined aphid (Monellia caryella)
Blackneck Garter Snake (Thamnophis cyrtopsis )
blackseed plantain (Plantago rugelii)
blackseed speargrass (Piptochaetium avenaceum)
blackspore quillwort (Isoetes melanospora)
Blackspotted pliers support beetle (Rhagium mordax)
blackthorn (Prunus spinosa)
blacktip reef shark (Carcharhinus melanopterus)
bladder campion (Silene latifolia)
bladder campion (Silene vulgaris)
bladder senna (Colutea arborescens)
bladdernut (Staphylea pinnata)
bladderpod (Lesquerella spp.)
bladderwort (Utricularia spp.)
blade spruce Gall adelgid (Adelges laricis)
Blanchard's cricket frog (Acris blanchardi)
blanket-flower (Gaillardia x grandiflora)
blanketflower (Gaillardia spp.)
blanketflower (Gaillardia aristata)
Blattellid cockroaches
Blattid cockroaches
blazing star (Liatris spp.)
blazingstar (Mentzelia spp.)
bleeding heart (Lamprocapnos spectabilis)
blessed milkthistle (Silybum marianum)
blessed thistle (Cnicus benedictus)
blind pricklypear (Opuntia rufida)
blister beetle (Linsleya convexa)
blister beetle (Lytta biguttata)
blister beetle (Lytta stygica)
blister beetle (Epicauta immaculata)
blister beetle (Epicauta nigritarsis)
blister beetle (Epicauta sericans)
blister beetle (Epicauta ferruginea)
blister beetle (Epicauta valida)
blister beetle (Epicauta parvulus)
blister beetle (Epicauta stuarti)
blister beetle (Gnathium minimum)
blister beetle (Nemognatha cribraria)
blister beetle (Nemognatha nigripennis)
blister beetle (Nemognatha lurida)
blister beetles (Epicauta spp.)
blister beetles (Nemognatha spp.)
blister beetles
blister coneworm (Dioryctria clarioralis)
blite goosefoot (Chenopodium capitatum)
blood sage (Salvia coccinea)
blood-flower (Scadoxus multiflorus)
bloodberry (Rivina humilis)
bloodflower milkweed (Asclepias curassavica)
bloodroot (Sanguinaria canadensis)
bloodscale sedge (Cyperus sanguinolentus)
bloodsucking conenose (Triatoma sanguisuga)
bloodtwig dogwood (Cornus sanguinea)
bloodwood (Corymbia terminalis)
bloody geranium (Geranium sanguineum)
bloof-vein moth (Timandra griseata)
blossom end rot
blossom underwing (Orthosia miniosa)
blow fly (Lucilia cuprina)
blow fly (Calliphora dubia)
blow fly (Calliphora spp.)
blow fly
blow wives (Achyrachaena mollis)
blowfish
blue and white daisybush (Osteospermum ecklonis)
blue and white swallow (Pygochelidon cyanoleuca)
blue anise sage (Salvia guaranitica)
Blue aryrognomon (Plebeius argyrognomon)
blue ash (Fraxinus quadrangulata)
blue bottle fly (Calliphora vomitoria)
blue button (Porpita porpita)
blue cactus borer (Melitara dentata)
blue catfish (Ictalurus furcatus)
blue cohosh (Caulophyllum thalictroides)
blue corporal (Libellula deplanata)
blue crab (Callinectes sapidus)
blue dasher (Pachydiplax longipennis)
blue elderberry (Sambucus nigra)
blue flax (Linum perenne)
blue grama (Bouteloua gracilis)
blue grouse (Dendragapus obscurus)
blue horntail woodwasp (Sirex cyaneus)
blue huckleberry (Gaylussacia frondosa)
blue Jacob's-ladder (Polemonium caeruleum)
blue lettuce (Lactuca tatarica)
blue mistflower (Conoclinium coelestinum)
blue mold (Peronospora tabacina)
blue mold (Penicillium expansum)
blue mold (Penicillium italicum)
blue morningglory (Ipomoea indica)
blue mud-dauber (Chalybion californicus)
blue mustard (Chorispora tenella)
blue oak (Quercus douglasii)
blue orchard bee (Osmia lignaria)
blue panicum (Panicum antidotale)
blue racer (Coluber constrictor)
Blue Ridge horsebalm (Collinsonia serotina)
Blue Ridge wakerobin (Trillium stamineum)
blue spruce (Picea pungens)
blue stain (Chlorociboria aeruginascens)
blue stain (Ceratocystis tenella)
blue stain (Ophiostoma huntii)
blue stain (Ophiostoma ips)
blue stain (Ophiostoma piceae)
blue stain
blue stain fungi (Ophiostoma spp.)
blue stink bug (Zicrona caeruleus)
blue tiger moth (Dysphania percota)
blue tilapia (Oreochromis aureus)
blue vervain (Verbena hastata)
blue wild indigo (Baptisia australis)
blue wildrye (Elymus glaucus)
blue-and-yellow macaw (Ara ararauna)
Blue-breasted Quail (Coturnix chinensis)
Blue-crowned Motmot (Momotus momota)
blue-eyed grass (Sisyrinchium spp.)
blue-footed booby (Sula nebouxii)
blue-fronted dancer (Argia apicalis)
blue-gray gnatcatcher (Polioptila caerulea)
Blue-gray Tanager (Thraupis episcopus)
blue-green sharpshooter (Graphocephala atropunctata)
blue-margined ground beetle (Pasimachus elongatus)
blue-mist shrub (Caryopteris x clandonensis)
blue-tulip (Moraea polystachya)
blue-winged olive mayfly (Baetis flavistriga)
blue-winged teal (Anas discors)
blueback herring (Alosa aestivalis)
bluebead-lily (Clintonia borealis)
bluebells (Mertensia spp.)
blueberry (Vaccinium spp.)
blueberry aphid (Illinoia pepperi)
blueberry bud mite (Acalitus vaccinii)
blueberry maggot (Rhagoletis mendax)
blueberry maggots (Rhagoletis spp.)
blueberry stem borer (Oberea myops)
bluebill (Clematis pitcheri)
bluebunch wheatgrass (Pseudoroegneria spicata)
bluebuttons (Knautia arvensis)
bluecrown passionflower (Passiflora caerulea)
bluedicks (Dichelostemma capitatum)
blueflag iris (Iris versicolor)
blueflower butterwort (Pinguicula caerulea)
bluegill (Lepomis macrochirus)
bluegrass billbug (Sphenophorus parvulus)
bluejack oak (Quercus incana)
bluejoint reedgrass (Calamagrostis canadensis)
bluemink (Ageratum houstonianum)
blues (Plebejus spp.)
bluestem (Andropogon spp.)
bluestem (Andropogon gayanus)
bluestem pricklepoppy (Argemone albiflora)
bluet (Houstonia spp.)
bluet damselflies (Enallagma spp.)
bluets (Houstonia caerulea)
blueweed (Echium vulgare)
Blumeriella leaf spot of cherry and plum (Blumeriella jaapii)
blunt ambersnail (Oxyloma retusum)
blunt knapweed flower weevil (Larinus obtusus)
bluntleaf yellowcress (Rorippa curvipes)
bluntlobe cliff fern (Woodsia obtusa)
bluntseed sweetroot (Osmorhiza depauperata)
blurry chocolate angle moth (Macaria transitaria)
blushing amanita (Amanita rubescens)
boat-backed ground beetle (Scaphinotus viduus)
boat-backed ground beetles (Scaphinotus spp.)
Boat-billed Flycatcher (Megarynchus pitangua)
boat-tailed grackle (Quiscalus major)
boatlily (Tradescantia spathacea)
boats
bob-white quail (Colinus virginianus)
bobcat (Lynx rufus)
Boccone's sandspurry (Spergularia bocconii)
bog
bog laurel (Kalmia polifolia)
bog lobelia (Lobelia gloria-montis)
bog rosemary (Andromeda polifolia)
bog white orchid (Viola lanceolata)
Bohemian knotweed (Polygonum x bohemicum)
Boisduval scale (Diaspis boisduvalii)
bok-choy (Brassica rapa)
Bolbophorus fluke (Bolbophorus spp.)
Bolete mushrooms
Boletus mushroom (Boletus spp.)
Bolivian fuchsia (Fuchsia boliviana)
boll weevil (Anthonomus grandis)
boll weevil (Anthonomus grandis)
Bollean mistletoe (Phoradendron bolleanum)
bollworm (Helicoverpa zea)
bombax (Bombax spp.)
Bombyliid flies (Lepidophora spp.)
Bombyliid flies
Bombyliid flies (Systoechus spp.)
Bonaire whiptail lizard (Cnemidophorus murinus)
Bonaparte's gull (Larus philadelphia)
Bondarzewia berkeleyi (Bondarzewia berkeleyi)
boneset (Eupatorium perfoliatum)
bonin petrel (Pterodroma hypoleuca)
Bonneville shootingstar (Dodecatheon conjugens)
bont tick (Amblyomma hebraeum)
bont-legged tick (Hyalomma marginatum)
book lice, psocids, and trogiids (Order Psocoptera)
Boott's sedge (Carex picta)
border privet (Ligustrum obtusifolium)
boreal chickweed (Cerastium tomentosum)
boreal owl (Aegolius funereus)
boreal sagebrush (Artemisia borealis)
boreal starwort (Stellaria borealis)
boreal stripetail (Isoperla transmarina)
boreal sweetvetch (Hedysarum boreale)
boron deficiency
boron toxicity
Bosnian wild boar (Sus scrofa)
Boston ivy (Parthenocissus tricuspidata)
Boston Mountains (Boston Mountains N/A)
Boston swordfern (Nephrolepis exaltata)
Bostrichid beetle (Xylopsocus castanoptera)
botellita (Mitraria coccinea)
Botryodiplodia fungi (Botryodiplodia spp.)
Botryosphaeria canker (Botryosphaeria dothidea)
Botryosphaeria canker (Botryosphaeria rhodina)
Botryosphaeria canker (Botryosphaeria ribis)
Botryosphaeria rots and cankers (Botryosphaeria spp.)
Botryotinia blight (Botryotinia fuckeliana)
Botrytis blight (Botrytis paeoniae)
Botrytis leaf blight (Botrytis squamosa)
botrytis rot (Botrytis allii)
bottle flies (Phaenicia spp.)
bottle fly (Calliphora vicina)
bottlebrush (Callistemon spp.)
bottlebrush (Callistemon viminalis)
bottlebrush buckeye (Aesculus parviflora)
bottlenose dolphin (Tursiops truncatus)
bottomland hardwoods
bougainvillea (Bougainvillea spp.)
bouncingbet (Saponaria officinalis)
Bowman's root (Gillenia trifoliata)
box turtle (Terrapene carolina)
boxelder (Acer negundo)
boxelder aphid (Periphyllus negundinis)
boxelder bug (Boisea trivittata)
Boxelder pouchgall mite (Eriophyes negundi)
boxelder psyllid (Cacopsylla negundinis)
boxelder twig borer (Proteoteras willingana)
boxwood leafminer (Monarthropalpus flavus)
boxwood psyllid (Cacopsylla buxi)
boxwood spider mite (Eurytetranychus buxi)
brachythecium moss (Brachythecium salebrosum)
bracing
brackenfern (Pteridium aquilinum)
Brackenridge's rosemallow (Hibiscus brackenridgei)
bracket fungus (Fomitopsis rosea)
Braconid wasp (Glyptapanteles phytometrae)
Braconid wasp (Leluthia astigma)
Braconid wasp (Macrocentrus grandii)
Braconid wasp (Macrocentrus cerasicoranae)
Braconid wasp (Meteorus hypophloei)
Braconid wasp (Microctonus aethiopoides)
Braconid wasp (Microctonus hyperodae)
Braconid wasp (Microplitis rufiventris)
Braconid wasp (Microplitis similis)
Braconid wasp (Biosteres arisanus)
Braconid wasp (Atanycolus comosifrons)
Braconid wasp (Atanycolus cappaerti)
Braconid wasp (Aleiodes indiscretus)
Braconid wasp (Aphidius colemani)
Braconid wasp (Apanteles ordinarius)
Braconid wasp (Coeloides pissodis)
Braconid wasp (Coeloides vancouverensis)
Braconid wasp (Dendrosoter sulcatus)
Braconid wasp (Diaeretiella rapae)
Braconid wasp (Cotesia marginiventris)
Braconid wasp (Cotesia congregata)
Braconid wasp (Cotesia glomeratus)
Braconid wasp (Psyttalia fletcheri)
Braconid wasp (Protapanteles liparidis)
Braconid wasp (Protapanteles porthetriae)
Braconid wasp (Spathius pallidus)
Braconid wasp (Spathius spp.)
Braconid wasp (Perilitus coccinellae)
Braconid wasp (Peristenus digoneutis)
Braconid wasp (Syngaster lepidus)
Braconid wasp (Wroughtonia occidentalis)
Braconid wasps (Cotesia spp.)
Braconid wasps (Cardiochiles spp.)
Braconid wasps (Atanycolus spp.)
Braconid wasps (Opius spp.)
Braconid wasps
bracted lousewort (Pedicularis bracteosa)
bracted plantain (Plantago aristata)
bractless blazingstar (Mentzelia nuda)
brahman (Bos indicus)
brahminy blind snake (Ramphotyphlops braminus)
branch bark ridge
branch borer of coigue (Callisphyris leptopus)
branch pruner (Psyrassa unicolor)
branch union
branched broomrape (Orobanche ramosa)
branched burreed (Sparganium erectum)
branched noseburn (Tragia ramosa)
brant (Branta bernicla)
brassbuttons (Cotula coronopifolia)
Brazil vervain (Verbena litoralis)
Brazilian bayhops (Ipomoea pes-caprae)
Brazilian egeria (Egeria densa)
Brazilian nightshade (Solanum seaforthianum)
Brazilian peppertree (Schinus terebinthifolius)
Brazilian peppertree (Schinus terebinthifolius)
Brazilian red-cloak (Megaskepasma erythrochlamys)
Brazilian satintail (Imperata brasiliensis)
bread mold (Rhizopus stolonifer)
bread mold (Rhizopus stolonifer)
breadfruit (Artocarpus altilis)
bridal bouquet (Poranopsis paniculata)
bride's bonnet (Clintonia uniflora)
bridge
bridging
bridled tern (Sterna anaethetus)
brightblue speedwell (Veronica serpyllifolia)
bristle basketgrass (Oplismenus hirtellus)
bristle-thighed curlew (Numenius tahitiensis)
bristlecone pine (Pinus aristata)
bristly cutworm (Lacinipolia renigera)
bristly dewberry (Rubus hispidus)
bristly foxtail (Setaria verticillata)
bristly hawksbeard (Crepis setosa)
bristly locust (Robinia hispida)
bristly mallow (Modiola caroliniana)
bristly oxtongue (Helminthotheca echioides)
bristly starbur (Acanthospermum hispidum)
British Columbia wildginger (Asarum caudatum)
British soldier lichen (Cladonia cristatella)
British yellowhead (Inula britannica)
brittle bladderfern (Cystopteris fragilis)
brittle pricklypear (Opuntia fragilis)
brittleleaf naiad (Najas minor)
Britton's skullcap (Scutellaria brittonii)
Britton's wild petunia (Ruellia simplex)
broad beechfern (Phegopteris hexagonoptera)
broad looseflower sedge (Carex laxiflora)
broad mite (Polyphagotarsonemus latus)
broad-banded water snake (Nerodia fasciata)
broad-headed skink (Eumeces laticeps)
broad-leaved stringybark (Eucalyptus caliginosa)
broad-nosed knapweed seedhead weevil (Bangasternus fausti)
broad-tailed hummingbird (Selasphorus platycercus)
broad-winged skipper (Poanes viator)
broadbeard beardtongue (Penstemon angustifolius)
broadheaded bug (Alydus pilosulus)
broadleaf aiea (Nothocestrum latifolium)
broadleaf arnica (Arnica latifolia)
broadleaf buttonweed (Spermacoce alata)
broadleaf carpetgrass (Axonopus compressus)
broadleaf dock (Rumex obtusifolius)
broadleaf filaree (Erodium botrys)
broadleaf forget-me-not (Myosotis latifolia)
broadleaf glandweed (Parentucellia latifolia)
broadleaf lupine (Lupinus latifolius)
broadleaf milkweed (Asclepias latifolia)
broadleaf papala (Charpentiera obovata)
broadleaf plantain (Plantago major)
broadleaf rush (Juncus planifolius)
broadleaf signalgrass (Urochloa platyphylla)
broadnosed grain weevil (Caulophilus oryzae)
broadwinged katydid (Microcentrum rhombifolium)
broccoli (Brassica oleracea)
Broccoli Necrotic Yellows Virus (Cytorhabdovirus BNYV)
brome (Bromus spp.)
bromeliad weevil (Metamasius hemipterus)
bromeliad weevil (Metamasius mosieri)
bromeliads
bromoxynil
bronze birch borer (Agrilus anxius)
Bronze Copper (Lycaena hyllus)
bronze knapweed root borer (Sphenoptera jugoslavica)
bronze leaf beetle (Diachus auratus)
bronze leaf disease (Apioplagiostoma spp.)
bronze leaf disease (Apioplagiostoma populi)
bronze poplar borer (Agrilus liragus)
bronzed cutworm (Nephelodes minians)
bronzed tiger beetle (Cicindela repanda)
brook saxifrage (Saxifraga odontoloma)
broom (Cytisus nigricans)
broom (Genista germanica)
broom sedge (Carex scoparia)
broom snakeweed (Gutierrezia sarothrae)
broom teatree (Leptospermum scoparium)
broomcorn millet (Panicum miliaceum)
broomleaf toadflax (Linaria genistifolia)
broomlike ragwort (Senecio spartioides)
broomlike ragwort (Senecio spartioides)
broomrape (Orobanche loricata)
broomsedge bluestem (Andropogon virginicus)
brown anole (Anolis sagrei)
brown basilisk (Basiliscus vittatus)
brown bear (Ursus arctos)
brown big-eared bat (Plecotus auritus)
brown booby (Sula leucogaster)
brown citrus aphid (Toxoptera citricida)
brown cockchafer (Adoretus compressus)
Brown coffee twig beetle (Xylosandrus morigerus)
brown creeper (Certhia americana)
brown day moth (Hemileuca eglanterina)
brown dog tick (Rhipicephalus sanguineus)
brown dot leafy spurge flea beetle (Aphthona cyparissiae)
brown felt blight (Herpotrichia juniperi)
brown felt blight of pines (Neopeckia coulteri)
brown flatsedge (Cyperus fuscus)
brown hemlock needleminer (Coleotechnites macleodi)
brown hoplo (Hoplosternum littorale)
brown kite
brown knapweed (Centaurea jacea)
brown lacewing (Hemerobius stigma)
brown lacewings (Hemerobius spp.)
brown lacewings (Micromus spp.)
brown lacewings
brown leaf spot (Sirosporium diffusum)
brown marmorated stink bug (Halyomorpha halys)
Brown needle blight of pine (Mycosphaerella gibsonii)
brown noddy (Anous stolidus)
brown oak Tortrix (Archips crataegana)
brown pelican (Pelecanus occidentalis)
brown pine (Podocarpus neriifolius)
brown pineapple scale (Melanaspis bromiliae)
brown planthopper (Nilaparvata lugens)
brown prionid (Orthosoma brunneum)
brown recluse spider (Loxosceles reclusa)
brown root and collar rot (Phellinus lamaënsis)
brown root rot (Phellinus noxius)
brown rot (Monilinia fructicola)
brown rot blossom blight and spur infection (Monilinia laxa)
brown rot of fruit (Monilinia fructigena)
brown rots (Monilinia spp.)
brown rust (Puccinia tanaceti)
brown sedge (Carex subfusca)
brown soft scale (Coccus hesperidum)
brown spot (Alternaria alternata)
brown spot needle blight of pine (Mycosphaerella dearnessii)
brown spot of corn (Physoderma maydis)
brown spot of rice (Cochliobolus miyabeanus)
brown spruce longhorn beetle (Tetropium fuscum)
brown stink bug (Euschistus servus)
brown thrasher (Toxostoma rufum)
brown tree snake (Boiga irregularis)
brown water snake (Nerodia taxispilota)
brown wheat mite (Petrobia latens)
brown widow spider (Latrodectus geometricus)
brown witch's butter (Tremella foliacea)
Brown's love grass (Eragrostis brownii)
brown-beard rice (Oryza rufipogon)
brown-capped rosy finch (Leucosticte australis)
brown-hooded kingfisher (Halcyon albiventris)
brown-legged spurge flea beetle (Aphthona lacertosa)
brown-spotted Zale (Zale helata)
brown-throated parakeet (Aratinga pertinax)
brown-winged knapweed moth (Pterolonche inspersa)
brown-winged root moth (Pelochrista medullana)
brownbanded cockroach (Supella longipalpa)
Browne's blechum (Blechum pyramidatum)
brownheaded ash sawfly (Tomostethus multicinctus)
brownspotted grasshopper (Psoloessa delicatula)
browntail moth (Euproctis chrysorrhoea)
browntop millet (Urochloa ramosa)
bruce spanworm (Operophtera bruceata)
brussels sprouts (Brassica oleracea)
bryoandersonia moss (Bryoandersonia illecebra)
Bryson's sedge (Carex brysonii)
Buchholz's Zale Moth (Zale buchholzi)
buck moth (Hemileuca maia)
buck moths (Hemileuca spp.)
buckeye (Aesculus spp.)
buckhorn plantain (Plantago lanceolata)
buckhorn plantain (Plantago coronopus)
bucking
buckthorn (Rhamnus spp.)
buckthorn bumelia (Sideroxylon lycioides)
buckwheat (Fagopyrum esculentum)
buckwheat (Eriogonum spp.)
buckwheat tree (Cliftonia monophylla)
bud moths (Zeiraphera spp.)
budworm moths (Choristoneura spp.)
Buff-necked Ibis (Theristicus caudatus)
buff-tip moth (Phalera bucephala)
buffalo gourd (Cucurbita foetidissima)
buffalo treehopper (Stictocephala bisonia)
buffalobur (Solanum rostratum)
buffalograss (Buchloe dactyloides)
buffelgrass (Pennisetum ciliare)
bufflehead duck (Bucephala albeola)
building
Bukhara fleeceflower (Polygonum baldschuanicum)
bulbous bluegrass (Poa bulbosa)
bulbous canarygrass (Phalaris aquatica)
bulbous woodland-star (Lithophragma glabrum)
bull clover (Trifolium fucatum)
bull cottonthistle (Onopordum tauricum)
bull horn acacia (Vachellia collinsii)
bull mallow (Malva nicaeensis)
bull thistle (Cirsium vulgare)
bull thistle gall fly (Urophora stylata)
bulldog ant (Myrmecia spp.)
bullnettle (Cnidoscolus stimulosus)
bullseye snakehead (Channa marulius)
bulrush (Scirpus spp.)
Bulwer's petrel (Bulweria bulwerii)
bumble bee (Bombus huntii)
bumble bee (Bombus maderensis)
bumble bee (Bombus impatiens)
bumble bee (Bombus nevadensis)
bumble bee (Bombus dahlbomi)
bumble bee (Bombus ashtoni)
bumble bees (Bombus spp.)
bumble bees, honey bees, stingless bees
bumble flower beetle (Euphoria inda)
bumelias buckthorn (Bumelia spp.)
bunchberry (Cornus canadensis)
bunchberry dogwood (Chamaepericlymenum canadense)
bunched beaksedge (Rhynchospora cephalantha)
Bunge's pine (Pinus bungeana)
bunya pine (Araucaria bidwillii)
bur beggarticks (Bidens tripartita)
bur buttercup (Ceratocephala testiculata)
bur chervil (Anthriscus caucalis)
bur cucumber (Sicyos spp.)
bur oak (Quercus macrocarpa)
Burchell's zebra (Equus quagga)
burcucumber (Sicyos angulatus)
burdock (Arctium spp.)
burdock borer (Papaipema cataphracta)
Burkwood's viburnum (Viburnum x burkwoodii)
burl and decay
burmareed (Neyraudia reynaudiana)
burmarigold (Bidens laevis)
Burmese python (Python molurus)
burning nettle (Urtica urens)
burnt pine longhorn beetle (Arhopalus ferus)
burr knot
burroweed (Isocoma veneta)
burrower bug (Pangaeus bilineatus)
burrowing nematode (Radopholus similis)
Burrowing Owl (Athene cunicularia)
burrowing webworms (Acrolophus spp.)
burrowing wolf spider (Geolycosa spp.)
bursting-heart (Euonymus americanus)
burying beetle (Nicrophorus tomentosus)
burying beetle (Nicrophorus orbicollis)
burying beetle (Nicrophorus investigator)
bush cinquefoil (Dasiphora fruticosa)
bush katydid (Scudderia spp.)
bush morning-glory (Ipomoea leptophylla)
bush penstemon (Penstemon fruticosus)
bush vetchling (Lathyrus eucosmus)
Bush's sedge (Carex bushii)
bushkiller (Cayratia japonica)
bushy bluestem (Andropogon glomeratus)
bushy wallflower (Erysimum repandum)
bushy waterprimrose (Ludwigia alternifolia)
bushy yate (Eucalyptus lehmannii)
buttercup (Ranunculus spp.)
buttercup oxalis (Oxalis pes-caprae)
butterflies, moths or skippers
Butterfly lizard (Leiolepis belliana)
butterfly milkweed (Asclepias tuberosa)
butterfly pea (Clitoria mariana)
butterfly peacock bass (Cichla ocellaris)
butterfly tree (Bauhinia purpurea)
butterflybush (Buddleja spp.)
butterflybush (Buddleja davidii)
buttermilk racer (Coluber constrictor)
butternut (Juglans cinerea)
butternut canker (Sirococcus clavigignenti-juglandacearum)
butternut woolyworm (Eriocampa juglandis)
button horn sheet wasp (Cimbex femorata)
button mangrove (Conocarpus erectus)
button mushroom (Agaricus bisporus)
button snakeroot (Eryngium yuccifolium)
buttonbush (Cephalanthus occidentalis)
buttonbush flatsedge (Cyperus cephalanthus)
buttonsage (Lantana involucrata)
byfield fern (Bowenia serrulata)
Byron beauty hybrid passionflower (Passiflora edulis x incarnata)
byssus skipper (Problema byssus)
cabbage (Brassica oleracea)
cabbage (Brassica oleracea)
cabbage aphid (Brevicoryne brassicae)
cabbage bug (Eurydema oleracea)
cabbage bugs (Eurydema spp.)
cabbage cluster caterpillar (Crocidolomia pavonana)
cabbage collards (Brassica oleracea)
Cabbage Leaf Curl Virus (Geminivirus CaLCuV)
cabbage looper (Trichoplusia ni)
cabbage maggot (Delia radicum)
cabbage moth (Mamestra brassicae)
cabbage on a stick (Brighamia insignis)
cabbage palmetto (Sabal palmetto)
cabbage sawflies (Athalia spp.)
cabbage seedpod weevil (Ceutorhynchus assimilis)
cabbage shield bug (Eurydema pulchrum)
cabbage webworm (Hellula rogatalis)
cabbage webworm (Hellula undalis)
cabbage white (Pieris rapae)
cabin
cable car
cabling
cacao (Theobroma cacao)
cacti
cactus (Gymnocalycium bayrianum)
cactus (Isolatocereus spp.)
cactus (Cleistocactus sextonianus)
cactus (Adromischus spp.)
cactus (Stenocereus spp.)
cactus apple (Opuntia engelmannii)
cactus dodger (Cacama valvata)
cactus eriococcin (Eriococcus coccineus)
cactus longhorn beetle (Moneilema annulatum)
cactus longhorn beetle (Moneilema armatum)
cactus longhorn beetles (Moneilema spp.)
cactus scale (Diaspis echinocacti)
Caesar's mushroom (Amanita caesarea)
Caesarweed (Urena lobata)
caespitose four-nerve daisy (Tetraneuris acaulis)
caiman (Caiman spp.)
Cainville thistle (Cirsium calcareum)
Cairo morningglory (Ipomoea cairica)
calabash tree (Cresentia cujete)
calcium deficiency
calden (Prosopis caldenia)
Caliciopsis canker (Caliciopsis pinea)
calico pennant (Celithemis elisa)
calico scale (Eulecanium cerasorum)
calicoflower (Downingia spp.)
California
California arrowhead (Sagittaria montevidensis)
California barrel cactus (Ferocactus cylindraceus)
California beach hopper (Orchestoidea californiana)
California black oak (Quercus kelloggii)
California blackberry (Rubus ursinus)
California brome (Bromus carinatus)
California broomrape (Orobanche californica)
California buckeye (Aesculus californica)
California burclover (Medicago polymorpha)
California citrus thrips (Scirtothrips citri)
california condor (Gymnogyps californianus)
California cordgrass (Spartina foliosa)
California eryngo (Eryngium aristulatum)
California false-hellebore (Veratrum californicum)
California fan palm (Washingtonia filifera)
California fivespined ips (Ips paraconfusus)
California flatheaded borer (Phaenops californica)
California goldfields (Lasthenia californica)
California ground squirrel (Spermophilus beecheyi)
California hairstreak (Satyrium californica)
California huckleberry (Vaccinium ovatum)
California loosestrife (Lythrum californicum)
California mugwort (Artemisia douglasiana)
California mussel (Mytilus californianus)
California nettle (Urtica dioica)
California pear sawfly (Pristiphora abbreviata)
California poppy (Eschscholzia californica)
California prionus (Prionus californicus)
California privet (Ligustrum ovalifolium)
California quail (Callipepla californica)
California red fir (Abies magnifica)
California tortoiseshell (Nymphalis californica)
California white oak (Quercus lobata)
calla lily (Zantedeschia aethiopica)
Callery pear (Bradford pear) (Pyrus calleryana)
calliope humingbird (Stellula calliope)
Calliphorid flies (Pollenia spp.)
camas (Camassia spp.)
camel (Camelus spp.)
camel cricket (Ceuthophilus spp.)
camel tick (Hyalomma dromedarii)
camellia (Camellia japonica)
camellia (Camellia spp.)
camellia (Camellia chrysantha)
camellia (Camellia octopetala)
camellia (Camellia cuspidata)
camellia flower blight (Sclerotinia camelliae)
camellia leaf gall (Exobasidium camelliae)
camellia scale (Lepidosaphes camelliae)
camelthorn (Alhagi maurorum)
camphor shot borer (Xylosandrus mutilatus)
camphortree (Cinnamomum camphora)
camphorweed (Heterotheca subaxillaris)
Campo Flicker (Colaptes campestris)
Canada bluegrass (Poa compressa)
Canada goldenrod (Solidago canadensis)
Canada goldenrod (Solidago canadensis)
Canada goose (Branta canadensis)
Canada lily (Lilium canadense)
Canada milkvetch (Astragalus canadensis)
Canada thistle (Cirsium arvense)
Canada thistle bud weevil (Larinus planus)
Canada thistle stem gall fly (Urophora cardui)
Canada thistle stem mining weevil (Ceutorhynchus litura)
Canada toadflax (Nuttallanthus canadensis)
Canada wildrye (Elymus canadensis)
Canada yew (Taxus canadensis)
Canadian anemone (Anemone canadensis)
Canadian arborvitae leafminer (Argyresthia canadensis)
Canadian lousewort (Pedicularis canadensis)
Canadian serviceberry (Amelanchier canadensis)
Canadian white violet (Viola canadensis)
Canadian wildginger (Asarum canadense)
Canary Island date palm (Phoenix canariensis)
Canary Island St. Johnswort (Hypericum canariense)
canary violet (Viola praemorsa)
canarygrass (Phalaris canariensis)
canarygrass (Phalaris spp.)
candelabra aloe (Aloe arborescens)
candelabra tree (Euphorbia ingens)
candelilla (Euphorbia antisyphilitica)
candle cactus (Pilosocereus lanuginosus)
candle cactus (Stenocereus griseus)
candyroot (Polygala nana)
candystriped leafhopper (Graphocephala coccinea)
cane and leaf rust (Kuehneola uredinis)
cane beardgrass (Bothriochloa barbinodis)
cane fruit (blackberry, raspberry) (Rubus spp.)
cane toad (Bufo marinus)
canebrak rattlesnake (Crotalus horridus)
canereed (Costus speciosus)
canistel (Pouteria campechiana)
canker
canker (Valsa quaternata)
canker and die back of Siberian Elm (Tubercularia ulmea)
canker rot (Cerrena unicolor)
canker rot (Phellinus everhartii)
canna (Canna spp.)
canna lily (Canna x generalis)
canola (Brassica napus)
cantaloupe/honeydew (Cucumis melo)
canvas burn
canvasback (Aythya valisineria)
canyon dodder (Cuscuta ceanothi)
cape beech (Rapanea melanophloeos)
cape buffalo (Syncerus caffer)
cape buffalo (Syncerus caffer)
cape bugle-lily (Watsonia borbonica)
Cape cheesewood (Pittosporum viridiflorum)
Cape honeysuckle (Tecoma capensis)
cape ivy (Delairea odorata)
Cape jasmine (Gardenia jasminoides)
Cape leadwort (Plumbago auriculata)
Cape May Warbler (Dendroica tigrina)
cape tulip (Homeria spp.)
cape tulip (Homeria collina)
Cape-tulip (Moraea knersvlaktensis)
Cape-tulip (Moraea pallida)
Cape-tulip (Moraea schlechteri)
capeweed (Arctotheca calendula)
capitate lousewort (Pedicularis capitata)
capparis (Capparis odoratissima)
capped heron (Pilherodius pileatus)
capricorn beetle (Cerambyx scopolii)
captiate valerian (Valeriana capitata)
Capuchin beetle (Bostrichus capucinus)
capybara (Hydrochaeris hydrochaeris)
capybara (Hydrochoerus hydrochaeris)
carabid (Ophionea interstitialis)
Carabid beetle (Scarites subterraneus)
Carambola fly (Bactrocera carambolae)
carbon balls (Daldinia concentrica)
cardinal jumper (Phidippus cardinalis)
cardinalflower (Lobelia cardinalis)
Cardón cactus (Pachycereus pringlei)
cardoon (Cynara cardunculus)
Carey's sedge (Carex careyana)
Caribbean fruit fly (Anastrepha suspensa)
Caribbean pod borer (Fundella pellucens)
Caribbean trumpet-tree (Tabebuia aurea)
caribou (Rangifer tarandus)
caribou (Rangifer tarandus)
caricature-plant (Graptophyllum pictum)
Carmichael's monkshood (Aconitum carmichaelii)
carmine spider mite (Tetranychus cinnabarinus)
carnation (Dianthus caryophyllus)
carnation (Dianthus spp.)
Carnation Latent Virus (Carlavirus CLV)
Carnation Ringspot Virus (Dianthovirus CRSV)
Carolina ash (Fraxinus caroliniana)
Carolina buckthorn (Frangula caroliniana)
Carolina bugbane (Trautvetteria caroliniensis)
Carolina canarygrass (Phalaris caroliniana)
Carolina dichondra (Dichondra carolinensis)
Carolina elephantsfoot (Elephantopus carolinianus)
Carolina falsedandelion (Pyrrhopappus carolinianus)
Carolina geranium (Geranium carolinianum)
Carolina grasshopper (Dissosteira carolina)
Carolina horsenettle (Solanum carolinense)
Carolina larkspur (Delphinium carolinianum)
Carolina larkspur (Delphinium carolinianum)
Carolina laurelcherry (Prunus caroliniana)
Carolina lily (Lilium michauxii)
Carolina mantid (Stagmomantis carolina)
Carolina mantleslug (Philomycus carolinianus)
Carolina metallic tiger beetle (Megacephala carolina)
Carolina milkweed (Asclepias cinerea)
Carolina mosquitofern (Azolla caroliniana)
Carolina poplar (Populus x canadensis)
Carolina redroot (Lachnanthes caroliana)
Carolina roadside-skipper (Amblyscirtes carolina)
Carolina rose (Rosa carolina)
Carolina saddlebags (Tramea carolina)
Carolina satyr (Hermeuptychia sosybius)
Carolina silverbell (Halesia carolina)
Carolina spiderlily (Hymenocallis caroliniana)
Carolina wolf spider (Lycosa carolinensis)
carolina wren (Thryothorus ludovicianus)
carpenter ant (Camponotus noveboracensis)
carpenter ants (Camponotus spp.)
carpenter bee (Xylocopa micans)
carpenter bee (Xylocopa virginica)
carpenter bees (Xylocopa spp.)
carpenter wasp (Monobia quadridens)
carpenter worm (Chilecomadia valdiviana)
carpenter's square (Scrophularia marilandica)
carpenterworm (Prionoxystus robiniae)
carpet beetle (Anthrenus scrophulariae)
carpet beetle (Megatoma variegata)
carpet beetles (Megatoma spp.)
carpet bugle (Ajuga reptans)
carpetgrass (Axonopus fissifolius)
carpetweed (Mollugo verticillata)
carpobrotus (Carpobrotus spp.)
carrion beetle (Dendroxena quadrimaculata)
carrion beetle (Oiceoptoma inaequalis)
carrion beetles (Nicrophorus spp.)
carrion beetles
carrot (Daucus carota)
carrot beetle (Ligyrus gibbosus)
carrot bur parsley (Caucalis platycarpos)
carrot cyst nematode (Heterodera carotae)
carrot leaf blight (Cercospora carotae)
carrot rust fly (Psila rosae)
carrot weevil (Listronotus oregonensis)
carrotwood (Cupaniopsis anacardioides)
carrotwood (Cupaniopsis spp.)
carvalhoa (Carvalhoa campanulata)
casebearer beetle (Griburius larvatus)
casebearer moth (Coleophora palliatella)
casebearer moth (Coleophora spiraeella)
casebearer moths (Coleophora spp.)
casebearer moths
casemaking clothes moth (Tinea pellionella)
cashew (Anacardium occidentale)
Cassava African Mosaic Virus (Bigeminivirus ACMV)
cassia (Cassia occidentalis)
Cassin's finch (Carpodacus cassinii)
castorbean (Ricinus communis)
casuarina moth (Lymantria xylina)
cat (domestic) (Felis catus)
cat and dog fleas (Ctenocephalides spp.)
cat flea (Ctenocephalides felis)
cat sawbriar (Smilax glauca)
cat's ear (Hypochaeris spp.)
cat-faced spider (Araneus gemmoides)
catalpa (Catalpa spp.)
catalpa sphinx (Ceratomia catalpae)
Catathelasma mushroom (Catathelasma ventricosum)
Catawba rosebay (Rhododendron catawbiense)
catbriar (Smilax bona-nox)
catchweed (Asperugo procumbens)
catchweed bedstraw (Galium aparine)
catclaw mimosa (Mimosa pellita)
catclaw-vine (Macfadyena unguis-cati)
caterpillar hunter ground beetle (Calosoma wilcoxi)
catfacing
cathedral bells (Kalanchoe pinnata)
catnip (Nepeta cataria)
catnip gianthyssop (Agastache nepetoides)
cattail (Typha spp.)
cattail (Typha laxmannii)
cattail caterpillar (Simyra henrici)
cattail grass (Setaria pumila)
cattail sedge (Carex typhina)
cattle (Bos spp.)
cattle egret (Bubulcus ibis)
cattle tick (Boophilus annulatus)
Caucasian bluestem (Bothriochloa bladhii)
Caucasian fir (Abies nordmanniana)
cauliflower (Brassica oleracea)
cauliflower mushrooms (Sparassis spp.)
cave swallow (Petrochelidon fulva)
cayenne tick (Amblyomma cajennense)
ceanothus silk moth (Hyalophora euryalus)
cecropia moth (Hyalophora cecropia)
cedar (Cedrus spp.)
cedar bark beetles (Phloeosinus spp.)
cedar brown pocket rot (Postia sericeomollis)
cedar waxwing (Bombycilla cedrorum)
cedar-apple rust (Gymnosporangium juniperi-virginianae)
cedartree borer (Semanotus ligneus)
celer crab spider (Misumenops celer)
celery (Apium spp.)
cellar spider (Pholcus phalangioides)
Celosia (Celosia spp.)
Cenangium canker (Cenangium singulare)
Cenangium cankers (Cenangium spp.)
Cenangium limb canker (Cenangium ferruginosum)
ceniza (Leucophyllum frutescens)
cenizo (Leucophyllum laevigatum)
Cenocoelius nigrisoma (Cenocoelius nigrisoma)
center rot (Pantoea ananatis)
centipede
centipede grass (Eremochloa spp.)
centipede tongavine (Epipremnum pinnatum)
Centrotrus cornutus (Centrotus cornutus)
century plant (Agave angustifolia)
Cephalcia falleni (Cephalcia falleni)
ceramic parchment (Xylobolus frustulatus)
Ceratocystis canker - stain of sycamore (Ceratocystis fimbriata)
Ceratocystis wilts (Ceratocystis spp.)
Ceraunus Blue (Hemiargus ceraunus)
Cercomegistid mite
Cercospora fungi (Cercospora spp.)
Cercospora fungus (Cercospora chrysanthemi)
Cercospora fungus (Cercospora amaryllidis)
Cercospora fungus (Cercospora antipus)
Cercospora fungus (Cercospora caloloma)
Cercospora fungus (Cercospora cercidicola)
Cercospora fungus (Cercospora destructiva)
Cercospora fungus (Cercospora epicoccoides)
Cercospora fungus (Cercospora eucalypti)
Cercospora fungus (Cercospora ixorae)
Cercospora fungus (Cercospora leucothoes)
Cercospora fungus (Cercospora liriopes)
Cercospora fungus (Cercospora lythracearum)
Cercospora fungus (Cercospora mali)
Cercospora fungus (Cercospora neriella)
Cercospora fungus (Cercospora nerii-indici)
Cercospora fungus (Cercospora punicae)
Cercospora fungus (Cercospora querci)
Cercospora fungus (Cercospora rhoina)
Cercospora fungus (Cercospora salicina)
Cercospora fungus (Cercospora chenopodii)
Cercospora fungus (Cercospora rhizophorae)
Cercospora leaf spot (Cercospora capsici)
Cercospora leaf spot (Cercospora fici)
Cercospora leaf spot (Cercospora fusimaculans)
Cercospora leaf spot (Cercospora handelii)
Cercospora leaf spot (Cercospora liquidambaris)
Cercospora leaf spot (Cercospora nandinae)
Cercospora leaf spot (Cercospora zeae-maydis)
Cercospora leaf spot (Cercospora beticola)
Cercospora leaf spot (Cercospora arachidicola)
Cercospora leaf spot of rose (Cercospora rosicola)
Cercosporella leaf spot (Cercosporella mori)
Cercosporella leaf spot (Cercosporella rubi)
Cercosporella leaf spots (Cercosporella spp.)
cereal cyst nematode (Heterodera avenae)
cereal leaf beetle (Oulema melanopus)
cereal rye (Secale cereale)
Chaco Chachalaca (Ortalis canicollis)
Chaco golden knee tarantula (Grammostola aureostriata)
Chaetoseptoria leaf spot (Chaetoseptoria wellmanii)
chafer (Gnorimus variabilis)
chaff scale (Parlatoria pergandii)
chainsaw
chainspotted geometer (Cingilia catenaria)
chalcid wasp (Phasgonophora sulcata)
chalcid wasps
chalice vine (Solandra nitida)
chalk maple (Acer leucoderme)
chalkbrood (Ascosphaera apis)
chamber bitter (Phyllanthus urinaria)
chameleon
chamise eriococcin (Eriococcus adenstomae)
Chamisso arnica (Arnica chamissonis)
Chamisso's manfern (Cibotium chamissoi)
chamois (Rupicapra rupicapra)
channel catfish (Ictalurus punctatus)
channeled apple snail (Pomacea canaliculata)
chanterelle (Cantharellus cibarius)
chanterelle (Cantharellus lateritius)
chanterelle mushroom (Gomphus bonarii)
Chapman oak (Quercus chapmanii)
charcoal
charcoal root rot (Macrophomina phaseoli)
charcoal rot (Macrophomina phaseolina)
charcoal rots (Macrophomina spp.)
Chattahoochee National Forest
Chattahoochee River wakerobin (Trillium decipiens)
chayote (Sechium edule)
cheatgrass (Bromus tectorum)
checkered beetle (Clerus mutillarius)
checkered beetle (Necrobia violacea)
checkered beetle
checkered beetle (Trichodes nutalli)
checkered beetle (Thanasimus dubius)
checkered beetles (Enoclerus spp.)
checkered melon beetle (Paranapiacaba tricincta)
checkered skipper (Pyrgus communis)
checkered white (Pontia protodice)
checkertree (Sorbus torminalis)
cheddar pink (Dianthus gratianapolitanus)
cheese skipper (Piophila casei)
cheetah (Acinonyx jubatus)
chemicals
cherimoya (Annona cherimola)
Cherokee rose (Rosa laevigata)
cherry bark tortix (Enarmonia formosana)
cherry birch (Betula lenta)
cherry curculio (Anthonomus consors)
cherry ermine moth (Yponomeuta padellus)
cherry laurel (Prunus laurocerasus)
cherry leaf spot (Blumeria jaapii)
Cherry Little Cherry Virus
Cherry Mottle Leaf Virus (Trichovirus CMLV)
Cherry Necrotic Rusty Mottle Virus (Foveavirus CNRMV)
cherry plum (Prunus cerasifera)
Cherry Rasp Leaf Virus (Nepovirus CRLV)
Cherry Rusty Mottle Virus (Trichovirus CRMV)
cherry scallop shell moth (Rheumaptera prunivorata)
Cherry Twisted Leaf Virus
cherry webspinning sawfly (Neurotoma fasciata)
cherry-spruce rust (Pucciniastrum areolatum)
cherrybark oak (Quercus pagoda)
chervil (Anthriscus cerefolium)
chess-apple (Sorbus aria)
chestnet brown bark beetle (Pityogenes hopkinsi)
chestnut blight or canker (Cryphonectria parasitica)
chestnut bolete (Gyroporus castaneus)
chestnut oak (Quercus prinus)
chestnut timberworm (Melittomma sericeum)
chestnut weevil (Mechoris cumulatus)
chestnut weevil (Curculio elephas)
Chichuahua Pine Dwarf Mistletoe (Arceuthobium gillii)
chick pea (Cicer arietinum)
Chickasaw plum (Prunus angustifolia)
chicken (domestic) (Gallus gallus)
chicken body louse (Menacanthus stramineus)
chicory (Cichorium intybus)
chigger mites
chigoe (Tunga penetrans)
chihuahua flower (Tacitus bellus)
Chilean fire bush (Embothrium coccineum)
Chilean guava (Ugni molinae)
Chilean lady (Vanessa terpsichore)
Chilean lanterntree (Crinodendron hookerianum)
Chilean myrtle (Luma apiculata)
Chilean rabbitsfoot grass (Polypogon australis)
Chilgoza pine (Pinus gerardiana)
chilli thrips (Scirtothrips dorsalis)
China-shrub (Ardisia solanacea)
chinaberry (Melia azedarach)
chinch bug (Blissus leucopterus)
Chinese banyan (Ficus microcarpa)
Chinese box (Murraya exotica)
chinese cabbage (Brassica pekinensis)
Chinese chestnut (Castanea mollissima)
Chinese crab apple (Malus hupehensis)
Chinese dodder (Cuscuta chinensis)
Chinese elm (Ulmus parvifolia)
Chinese fir (Cunninghamia lanceolata)
Chinese foldwing (Dicliptera chinensis)
Chinese fountaingrass (Pennisetum alopecuroides)
Chinese fringe-bush (Loropetalum chinense)
Chinese holly (Ilex cornuta)
Chinese hound's tongue (Cynoglossum amabile)
Chinese juniper (Juniperus chinensis)
Chinese longhorned beetle (Hesperophanes campestris)
Chinese mantid (Tenodera aridifolia)
Chinese mantid (Tenodera aridifolia)
Chinese obscure scale (Parlatoreopsis chinensis)
Chinese parasoltree (Firmiana simplex)
Chinese pistache (Pistacia chinensis)
Chinese privet (Ligustrum sinense)
Chinese silvergrass (Miscanthus sinensis)
Chinese snowball (Viburnum macrocephalum)
Chinese sprangletop (Leptochloa chinensis)
Chinese tallowtree (Triadica sebifera)
Chinese thorn-apple (Datura quercifolia)
Chinese trumpet-creeper (Campsis grandiflora)
Chinese violet (Asystasia gangetica)
Chinese wisteria (Wisteria sinensis)
Chinese witch-hazel (Hamamelis mollis)
Chinese yam (Dioscorea polystachya)
chinkapin (Castanea pumila)
chinkapin oak (Quercus muehlenbergii)
chipmunk (Tamias spp.)
chipping
chipping sparrow (Spizella passerina)
Chlorociboria fungus (Chlorociboria aeruginosa)
chlorosis (general symptom)
Choanephora fruit rot (Choanephora cucurbitarum)
chocolate vine (Akebia quinata)
chocolate-band snail (Eobania vermiculata)
Choctawhatchee beach mouse (Peromyscus polionotus)
chokecherry midge (Contarinia virginianae)
Choreutid moth (Millieria dolosana)
Christmas berry weevil (Lithraeus atronotatus)
Christmas fern (Polystichum acrostichoides)
Christmas shearwater (Puffinus nativitatis)
christplant (Euphorbia milii)
Chromatomyia gentianae (Chromatomyia gentianae)
Chromelosporium fungus (Chromelosporium fulvum)
chrysanthemum (Chrysanthemum spp.)
chrysanthemum aphid (Macrosiphoniella sanborni)
chrysanthemum lace bug (Corythucha marmorata)
chrysanthemum leaf miner (Liriomyza trifolii)
chrysanthemum leafminer (Chromatomyia syngenesiae)
Chrysanthemum Stunt Viroid (Pospiviroid CSVd)
chrysanthemum white rust (Puccinia horiana)
Chrysomelid beetle (Zeugophora flavicollis)
Chrysomyxa rust of spruce (Chrysomyxa ledi)
chufa flatsedge (Cyperus esculentus)
chukar (Alectoris chukar)
chukchi primrose (Primula tschuktschorum)
churqui (Prosopis ferox)
chusquea bamboo (Chusquea spp.)
Ciboria fungus (Ciboria batschiana)
cicada (Platypedia putnami)
cicada (Tettigades chilensis)
cicada (Tibicen dealbata)
cicada killer (Sphecius speciosus)
cicadas
cigarette beetle (Lasioderma serricorne)
ciliate hedwigia moss (Hedwigia ciliata)
cimbicid sawflies
cinnabar moth (Tyria jacobaeae)
cinnamon bracket (Hapalopilus rutilans)
cinnamon fern (Osmunda cinnamomea)
Cinnamon Hummingbird (Amazilia rutila)
cinnamon teal (Anas cyanoptera)
cinquefoil (Potentilla spp.)
cipres de Guaitecas (Pilgerodendron uviferum)
citricola scale (Coccus pseudomagnoliarum)
citrine forktail (Ischnura hastata)
citronmelon (Citrullus lanatus)
citrophilus mealybug (Pseudococcus calceolariae)
citrus (Citrus spp.)
citrus black spot (Guignardia citricarpa)
citrus blackfly (Aleurocanthus woglumi)
citrus blackfly parasitoid (Amitus hesperidum)
citrus blackfly parasitoid (Encarsia opulenta)
citrus blight disease
citrus bud mite (Eriophyes sheldoni)
citrus canker (Xanthomonas axonopodis)
citrus greening (Candidatus Liberibacter asiaticus)
citrus leafminer (Phyllocnistis citrella)
Citrus Leprosis Virus (Unassigned Rhabdovirus CiLV)
citrus long-horned beetle (Anoplophora chinensis)
citrus mealybug (Planococcus citri)
citrus peelminer (Marmara salictella)
citrus psylla (Trioza erytreae)
citrus red mite (Panonychus citri)
Citrus Ringspot Virus
citrus root weevil (Pachnaeus litus)
citrus root-knot nematode (Meloidogyne citri)
citrus rust mite (Phyllocoptruta oleivora)
citrus snow scale (Unaspis citri)
citrus swallowtail (Papilio demodocus)
Citrus Tatter Leaf Virus (Capillovirus CTLV)
Citrus Tristeza Virus (Closterovirus CTV)
citrus whitefly (Dialeurodes citri)
city
city longhorn beetle (Aeolesthes sarta)
clammy goosefoot (Dysphania pumilio)
clammy groundcherry (Physalis heterophylla)
clammy locust (Robinia viscosa)
Clark's grebe (Aechmophorus clarkii)
Clark's nutcracker (Nucifraga columbiana)
clasmatodon moss (Clasmatodon parvulus)
clasping coneflower (Dracopis amplexicaulis)
clasping heliotrope (Heliotropium amplexicaule)
clasping pepperweed (Lepidium perfoliatum)
clasping Venus' looking-glass (Triodanis perfoliata)
claspleaf twistedstalk (Streptopus amplexifolius)
Claudina's Crescent (Tegosa claudina)
clavate tortoise beetle (Plagiometriona clavata)
clay-colored leaf beetle (Anomoea laticlavia)
Clay-colored Robin (Turdus grayi)
cleaning
clearcut
clearweed (Pilea pumila)
clearwing borer (Carmenta mimuli)
clearwing borer (Melittia snowii)
clearwing borer (Melittia gloriosa)
clearwing moth (Melittia oedipus)
clearwing moth (Chamaesphecia crassicornis)
clearwing moth (Chamaesphecia tenthrediniformis)
clearwinged grasshopper (Camnula pellucida)
cleft-foot amanita (Amanita brunnescens)
clematis blister beetle (Epicauta cinereus)
clerid beetle (Enoclerus ichneumoneus)
clerid beetle (Enoclerus zonatus)
Clerid beetle (Trichodes ornatus)
Clerid beetle (Tillus notatus)
clermontia (Clermontia spp.)
cleyera (Cleyera spp.)
click beetle (Chalcolepidius virginalis)
click beetle (Chalcolepidius zonatus)
click beetle (Alaus myops)
click beetle (Agriotes obscurus)
click beetle (Agriotes bicolor)
click beetle
click beetles (Conoderus spp.)
cliff desertdandelion (Malacothrix saxatilis)
cliff swallow (Hirundo pyrrhonota)
climbing dogbane (Trachelospermum difforme)
climbing fern (Lygodium spp.)
climbing fetterbush (Pieris phillyreifolia)
climbing hempweed (Mikania scandens)
climbing hydrangea (Hydrangea anomala)
climbing spurs
climbingfig (Ficus pumila)
clinker polypore (Inonotus obliquus)
Clitocybe fungus (Clitocybe squamulosa)
Clitocybe mushroom (Clitocybe tarda)
Clitocybe root diseases (Clitocybe spp.)
clomazone
clonal anemone (Anthopleura elegantissima)
clopyralid
cloudberry (Rubus chamaemorus)
clouded plant bug (Neurocolpus nubilus)
clouded skipped (Lerema accius)
clouded sulfur (Colias philodice)
cloudless sulphur (Phoebis sennae)
clouds
clovenfoot plumegrass (Dichelachne crinita)
clover (Trifolium spp.)
clover dodder (Cuscuta epithymum)
clover leaf spot (Pseudopeziza trifolii)
clover leaf weevil (Hypera punctata)
clover looper (Caenurgina crassiuscula)
clover mite (Bryobia praetiosa)
clover root borer (Hylastinus obscurus)
clover root curculio (Sitona hispidulus)
clover stem weevil (Ischnopterapion virens)
Clover Yellow Mosaic Virus (Potexvirus ClYMV)
clown knifefish (Chitala ornata)
club root of crucifers (Plasmodiophora brassicae)
clubmoss (Lycopodiella spp.)
clubmoss (Lycopodium spp.)
Clubtail dragonflies
cluster dock (Rumex conglomeratus)
cluster fly (Pollenia rudis)
cluster fly (Pollenia pediculata)
cluster tarweed (Madia glomerata)
clustered bellflower (Campanula glomerata)
clustered broomrape (Orobanche fasciculata)
clustered pellitory (Parietaria praetermissa)
clusterflower (Flaveria trinervia)
coachwhip (Masticophis flagellum)
coast banksia (Banksia integrifolia)
coast cockspur (Echinochloa walteri)
coast horned lizard (Phrynosoma coronatum)
coast live oak (Quercus agrifolia)
coast tarweed (Madia sativa)
coastal bedstraw (Galium hispidulum)
coastal doghobble (Leucothoe axillaris)
coastal groundcherry (Physalis angustifolia)
coastal indigo (Indigofera miniata)
coastal nehe (Lipochaeta lavarum)
coastal plain flatsedge (Cyperus cuspidatus)
coastal plain pennywort (Hydrocotyle bonariensis)
coastal plain willow (Salix caroliniana)
coastal sandalwood (Santalum ellipticum)
coastal sedge (Carex exilis)
coastal spicebush swallowtail (Papilio troilus)
coastal sweetpepperbush (Clethra alnifolia)
coastalplain sedge (Carex crebriflora)
coastalplain staggerbush (Lyonia fruticosa)
coasts and oceans
coat buttons (Tridax procumbens)
cobweb houseleek (Sempervivum arachnoideum)
cobweb weaver (Enoplognatha ovata)
cobweb weaver (Steatoda triangulosa)
cobweb weaver (Parasteatoda spp.)
cobweb weaver (Tidarren sisyphoides)
cobwebby wild indigo (Baptisia arachnifera)
Coccinellid beetle (Anatis spp.)
cochineal insect (Dactylopius coccus)
cochineal scale (Dactylopius confusus)
cochineal scale (Dactylopius tomentosus)
Cochliobolus leaf spot (Bipolaris sorokiniana)
Cochliobolus leaf spot / black kernel (Cochliobolus lunatus)
cockchafers (Anomala spp.)
cocklebur (Xanthium spp.)
cockroach (Calolampra spp.)
cockroach (Laxta granicollis)
cockroach (Pycnoscelus indicus)
cockspur grass (Echinochloa spp.)
cockspur hawthorn (Crataegus crus-galli)
coco yam, wild taro (Colocasia esculenta)
cocoi heron (Ardea cocoi)
coconut borer (Pachymerus nucleorum)
Coconut cadang-cadang viroid (Cocadviroid CCCVd)
coconut leafroller (Hedylepta blackburni)
coconut mealybug (Nipaecoccus nipae)
coconut palm (Cocos nucifera)
coconut scale (Aspidiotus destructor)
coconut scale (Pinnaspis buxi)
coconut spider mite (Oligonychus velascoi)
codling moth (Cydia pomonella)
coffee (Coffea spp.)
coffee berry borer (Hypothenemus hampei)
coffee leaf rust (Hemileia vastatrix)
coffee root-knot nematode (Meloidogyne exigua)
coffee root-knot nematode (Meloidogyne arabicida)
coffee root-knot nematode (Meloidogyne paranaensis)
coffee senna (Senna occidentalis)
cogongrass (Imperata cylindrica)
cohiue (Nothofagus dombeyi)
coicopihue (Philesia magellanica)
coiled vallisneria (Vallisneria spiralis )
colchis ivy (Hedera colchica)
cold injury (low termerature)
Cold Mountain (Blue Ridge N/A)
collared lizard (Crotaphytus collaris)
collared peccary (Pecari tajacu)
Collared Redstart (Myioborus torquatus)
collembola (Ptenothrix renateae)
Colletotrichum fungus (Colletotrichum cereale)
Collops beetle (Collops punctatus)
Collops beetle (Collops bipunctatus)
Collops beetles (Collops spp.)
Collybia fungus (Collybia fusipes)
colocasia (Colocasia spp.)
Colombian bluestem (Schizachyrium condensatum)
colonial bentgrass (Agrostis capillaris)
Colorado
Colorado beardtongue (Penstemon auriberbis)
Colorado blue columbine (Aquilegia caerulea)
Colorado false hellebore (Veratrum tenuipetalum)
Colorado four o'clock (Mirabilis multiflora)
Colorado plains soldier beetle (Chauliognathus basalis)
Colorado potato beetle (Leptinotarsa decemlineata)
Colorado ragwort (Senecio soldanella)
Colpoma fungus (Colpoma quercinum)
coltsfoot (Tussilago farfara)
Columbia moth (Hyalophora columbia)
Columbian ground squirrel (Spermophilus columbianus)
Columbian monkshood (Aconitum columbianum)
Columbian timber beetle (Corthylus columbianus)
columbine (Aquilegia spp.)
columbine Aphid (Nasonovia aquilegiae)
columbine leafminer (Phytomyza aquilegivora)
comandra blister rust (Cronartium comandrae)
comb bushmint (Hyptis pectinata)
comb-clawed beetle (Lobopoda erythrocnemis)
Comet Darner (Anax longipes)
comfortroot (Hibiscus aculeatus)
commelina (Commelina coelestis)
common ambrosia beetle (Platypus parallelus)
common antlions (Brachynemurus spp.)
common arrowhead (Sagittaria latifolia)
common Australian lady beetle (Coelophora inaequalis)
Common bacterial blight of beans, fuscous blight (Xanthomonas axonopodis)
common bamboo (Bambusa vulgaris)
common basilisk (Basiliscus basiliscus)
common bean (Phaseolus vulgaris)
common beargrass (Xerophyllum tenax)
common beet (Beta vulgaris)
common bird's nest fungi (Crucibulum laeve)
common blight of bean (Xanthomonas campestris)
common blue violet (Viola sororia)
common boa (Boa constrictor)
common bonnet (Mycena galericulata)
common borage (Borago officinalis)
common brighteyes (Reichardia picroides)
common buckeye (Junonia coenia)
common bugloss (Anchusa officinalis)
common burdock (Arctium minus)
common bushweed (Flueggea virosa)
common butterwort (Pinguicula vulgaris)
common caraway (Carum carvi)
common carp (Cyprinus carpio)
common cattail (Typha latifolia)
common cattle grub (Hypoderma lineatum)
common chickweed (Stellaria pallida)
common chokecherry (Prunus virginiana)
common cockchafer (Melolontha melolontha)
common cocklebur (Xanthium strumarium)
common comfrey (Symphytum officinale)
common cordgrass (Spartina anglica)
common corn rust (Puccinia sorghi)
common cornsalad (Valerianella locusta)
common cowparsnip (Heracleum maximum)
common crane fly (Tipula oleracea)
common crupina (Crupina vulgaris)
common darter dragonfly (Sympetrum striolatum)
common desert centipede (Scolopendra polymorpha)
common duckmeat (Spirodela polyrrhiza)
common duckweed (Lemna minor)
common dung cup (Peziza vesiculosa)
common earthworm (Lumbricus terrestris)
common eider (Somateria mollissima)
common eland (Tragelaphus oryx)
common elderberry (Sambucus nigra)
common elderberry (Sambucus nigra)
common elodea (Elodea canadensis)
common evening brown (Melanitis leda)
common evening-primrose (Oenothera biennis)
common falsepit scale (Lecanodiaspis prosopidis)
common fiddleneck (Amsinckia menziesii)
common filbert (Corylus avellana)
common flax (Linum usitatissimum)
common four-o'clock (Mirabilis jalapa)
common frog (Rana temporaria)
common frogbit (Hydrocharis morsus-ranae)
common globe amaranth (Gomphrena globosa)
common grape hyacinth (Muscari botryoides)
common grass bug (Stenodema laevigata)
common grass yellow (Eurema hecabe)
common green darner (Anax junius)
common greenbottle fly (Lucilia sericata)
common ground dove (Columbina passerina)
common groundsel (Senecio vulgaris)
common hackberry (Celtis occidentalis)
common hempnettle (Galeopsis tetrahit)
common hop (Humulus lupulus)
common horse chestnut (Aesculus hippocastanum)
common hover fly (Ischiodon scutellaris)
common jack-o-lantern mushroom (Omphalotus olearius)
common jay (Graphium doson)
common juniper (Juniperus communis)
common juniper leafminer (Coleotechnites gibsonella)
common kidneyvetch (Anthyllis vulneraria)
common lac insect (Kerria lacca)
common ladyfern (Athyrium filix-femina)
common lespedeza (Kummerowia striata)
common lilac (Syringa vulgaris)
common loon (Gavia immer)
common maidenhair (Adiantum capillus-veneris)
common mallow (Malva neglecta)
common meadow katydid (Orchelimum vulgare)
common mediterraneangrass (Schismus barbatus)
common merganser (Mergus merganser)
common milkweed (Asclepias syriaca)
common moonseed (Menispermum canadense)
common moorhen (Gallinula chloropus)
common mormon (Papilio polytes)
common mouse-ear chickweed (Cerastium fontanum)
common mud turtle (Kinosternon subrubrum)
common mullein (Verbascum thapsus)
common murre (Uria aalge)
common myna (Acridotheres tristis)
common nighthawk (Chordeiles minor)
common ninebark (Physocarpus opulifolius)
common octopus (Octopus vulgaris)
common palmfly (Elymnias hypermnestra)
common paper wasp (Polistes exclamans)
common pear (Pyrus communis)
common pearlbrush (Exochorda racemosa)
common periwinkle (Vinca minor)
common persimmon (Diospyros virginiana)
common pheasant (Phasianus colchicus)
common pine shoot beetle (Tomicus piniperda)
common pipistrelle (Pipistrellus pipistrellus)
common pokeweed (Phytolacca americana)
Common Potoo (Nyctibius griseus)
common puffball (Lycoperdon perlatum)
common puffball (Vascellum lloydianum)
common purslane (Portulaca oleracea)
common ragweed (Ambrosia artemisiifolia)
common raven (Corvus corax)
common red solider beetle (Rhagonycha fulva)
common redpoll (Carduelis flammea)
common reed (Phragmites australis)
common roachfly (Tallaperla maria)
common roadside-skipper (Amblyscirtes vialis)
common sagewort (Artemisia campestris)
common salsify (Tragopogon porrifolius)
common sawflies (Periclista spp.)
common sawflies (Nematus spp.)
common sawflies (Scolioneura spp.)
common sawfly (Apethymus filiformis)
common sawfly (Metallus lanceolatus)
common sawfly (Metallus pumillus)
common sawfly (Heterarthrus vagans)
common sawfly (Scolioneura betuleti)
common sawfly (Profenusa pygmaea)
common sawfly (Pristiphora laricis)
common sawfly (Pseudodineura fuscula)
common sawfly (Pontania viminalis)
common sawfly
common sawfly (Periclista lineolata)
common sawfly (Tomostethus nigritus)
common sawfly (Strongylogaster lineata)
common scab of potato (Streptomyces scabies)
common scorpion flies (Panorpa spp.)
common sedge (Carex nigra)
common snapping turtle (Chelydra serpentina)
common sneezeweed (Helenium autumnale)
common snipe (Gallinago gallinago)
common snow flat (Tagiades japetus)
common snow mold (Phacidium infestans)
common snowberry (Symphoricarpos albus)
common snowberry (Symphoricarpos albus)
common sootywing (Pholisora catullus)
common speedwell (Veronica officinalis)
common spiderwort (Tradescantia ohiensis)
common spotted lady beetle (Harmonia conformis)
common Spragueia (Spragueia leo)
common St. Johnswort (Hypericum perforatum)
common starlily (Leucocrinum montanum)
common stickyseed (Blennosperma nanum)
common stoneflies
common striped scorpion (Centruroides vittatus)
common sunflower (Helianthus annuus)
common sweetleaf (Symplocos tinctoria)
common tansy (Tanacetum vulgare)
common tarcrust (Diatrype stigma)
common tarweed (Centromadia pungens)
common teasel (Dipsacus fullonum)
common threesquare (Schoenoplectus americanus)
common threesquare (Schoenoplectus pungens)
common thyme (Thymus vulgaris)
common toad (Bufo bufo)
common tree crickets (Oecanthus spp.)
common true katydid (Pterophylla camellifolia)
common valerian (Valeriana officinalis)
common velvetgrass (Holcus lanatus)
common vetch (Vicia sativa)
common vole (Microtus arvalis)
common waterhemp (Amaranthus rudis)
common wheat (Triticum aestivum)
common whitetail (Libellula lydia)
common willow calligrapha (Calligrapha multipunctata)
common winterberry (Ilex verticillata)
common wood nymph (Cercyonis pegala)
common woolly sunflower (Eriophyllum lanatum)
common yarrow (Achillea millefolium)
common yellowstar (Hypoxis hirsuta)
common zinnia (Zinnia violacea)
compact prairie clover (Dalea compacta)
Compartmentalization Of Decay In Trees (CODIT)
compassplant (Silphium laciniatum)
compressed weevil (Irenimus compressus)
Comstock mealybug (Pseudococcus comstocki)
Comstock's Sallow (Feralia comstocki)
Conasauga logperch (Percina jenkinsi)
conchuela (Chlorochroa ligata)
cone beetle (Conophthorus conicolens)
cone beetles (Conophthorus spp.)
cone borers (Eucosma spp.)
cone midge (Resseliella spp.)
cone resin midge (Asynapta hopkinsi)
cone worms (Dioryctria spp.)
coneflower (Dracopis spp.)
coneflowers (Echinacea spp.)
conehead (Neoconocephalus spp.)
confederate jasmine (Trachelospermum jasminoides)
Confederate wakerobin (Trillium reliquum)
confused flour beetle (Tribolium confusum)
confused woodgrain moth (Morrisonia confusa)
conifer auger beetle (Sinoxylon conigerum)
conifer sawflies (Neodiprion spp.)
conifer sawfly (Gilpinia frutetorum)
conifer sawfly (Diprion pini)
conifer sawfly (Neodiprion autumnalis)
conifer sawfly (Neodiprion nanulus)
conifer sawfly (Zadiprion townsendi)
Coniothyrium fungus (Coniothyrium concentricum)
Conobathra moth (Conobathra repandana)
construction
containers
controlled-atmosphere storage
convergent lady beetle (Hippodamia convergens)
cooley spruce gall adelgid (Adelges cooleyi)
Cooley's meadow-rue (Thalictrum cooleyi)
coontail (Ceratophyllum demersum)
Cooper's hawk (Accipiter cooperii)
cootamundra wattle (Acacia baileyana)
copper deficiency
copper iris (Iris fulva)
copper leafy spurge flea beetle (Aphthona flava)
copper mine
copper toxicity
copper underwing (Amphipyra pyramidoides)
copper underwing (Amphipyra pyramidea)
copperhead (Agkistrodon contortrix)
coppery mesemb (Malephora crocea)
coppice
Coprinellus fungi (Coprinellus radians)
coqui francolin (Francolinus coqui)
coral ardisia (Ardisia crenata)
coral dropseed (Sporobolus domingensis)
coral hairstreak (Satyrium titus)
coral mushroom (Lentaria pinicola)
coral reef
coral vine (Antigonon leptopus)
coralbells (Heuchera sanguinea)
coralberry (Symphoricarpos orbiculatus)
Cordana fungus (Cordana musae)
cordgrass (Spartina spp.)
Cordillera Blanca (Cordillera Blanca N/A)
cordilleran flycatcher (Empidonax occidentalis)
Coreid bug (Chariesterus antennator)
Coreid bug (Anoplocnemis phasiana)
coriander (Coriandrum sativum)
coriander aphid (Hyadaphis coriandri)
corita (Agave missionum)
cork oak (Quercus suber)
corkbark fir (Abies lasiocarpa)
corkscrew willow (Salix matsudana)
corky bark disease (Diplodia tumefaciens)
corkystemmed passionflower (Passiflora suberosa)
cormorants (Phalacrocorax spp.)
corn (Zea mays)
corn blotch leafminer (Agromyza parvicornis)
corn buttercup (Ranunculus arvensis)
corn chamomile (Anthemis arvensis)
corn cockle (Agrostemma githago)
corn cyst nematode (Heterodera zeae)
corn flea beetle (Chaetocnema pulicaria)
corn gromwell (Buglossoides arvensis)
corn leaf aphid (Rhopalosiphum maidis)
corn poppy (Papaver rhoeas)
corn smut (Ustilago zeae)
corn snake (Elaphe guttata)
corn speedwell (Veronica arvensis)
corn spurry (Spergula arvensis)
Corn stunt (Spiroplasma kunkelii)
Cornelian cherry dogwood (Cornus mas)
cornflower (Centaurea cyanus)
Cornish mallow (Lavatera cretica)
coronado limb rust (Cronartium arizonicum)
corpse-bindweed (Fallopia dumetorum)
corral
Corticium fungus (Corticium salmonicolor)
Cortinarius mushroom (Cortinarius variicolor)
Cortinarius mushrooms (Cortinarius spp.)
Cory's mistletoe (Phoradendron coryae)
Corynespora blight (Corynespora cassiicola)
cosmos (Cosmos spp.)
cotoneaster (Cotoneaster multiflorus)
cotoneaster (Cotoneaster integerrimus)
cotoneaster (Cotoneaster melanocarpus)
cotoneaster (Cotoneaster nebrodensis)
cotoneaster (Cotoneaster spp.)
cotton (Gossypium hirsutum)
cotton aphid (Aphis gossypii)
cotton fleahopper (Pseudatomoscelis seriatus)
cotton lace bug (Corythucha gossypii)
cotton leafworm (Alabama argillacea)
cotton leafworm, tobacco cutworm (Spodoptera litura)
cotton square borer (Strymon melinus)
cotton stainer (Dysdercus suturellus)
cotton-top tamarin (Saguinus oedipus)
cottonseed bug (Oxycarenus hyalinipennis)
cottonwood borer (Plectrodera scalator)
cottonwood catkingall mite (Eriophyes neoessegi)
cottonwood clearwing borer (Paranthrene dollii)
cottonwood crown borer (Sesia tibialis)
cottonwood leaf beetle (Chrysomela scripta)
cottonwood leaf curl mite (Aculus lobulifera)
cottonwood leafminers (Bucculatrix spp.)
cottonwood twig borer (Gypsonoma haimbachiana)
cottony camellia scale (Pulvinaria floccifera)
cottony cushion scale (Icerya purchasi)
cottony goldenaster (Chrysopsis gossypina)
cottony maple scale (Pulvinaria innumerabilis)
Coulter's horseweed (Laennecia coulteri)
council tree (Ficus altissima)
covered bridge
covered smut (Ustilago hordei)
cow path tiger beetle (Cicindela purpurea)
cowhage cherry (Malpighia infestissima)
cowpea (Vigna unguiculata)
cowpea aphid (Aphis craccivora)
cowpea curculio (Chalcodermus aeneus)
cowpea weevil (Callosobruchus phaseoli)
cowpea weevil (Callosobruchus maculatus)
cowpea witchweed (Striga gesnerioides)
cowslip (Primula veris)
coyote (Canis latrans)
coyote tobacco (Nicotiana attenuata)
coyote willow (Salix exigua)
coyotethistle (Eryngium vaseyi)
crab spider (Misumenoides formosipes)
crab spider (Coriarachne spp.)
crab spider
crab spider (Xysticus gulosus)
crabapple (Malus yunnanensis)
crabapple (Malus yunnanensis)
crabapple (Malus x scheideckeri)
crabapple (Malus zumi)
crabapple and apple (Malus spp.)
crabgrass (Digitaria spp.)
crack willow (Salix fragilis)
cracker butterflies (Hamadryas spp.)
cracking pearlymussel (Hemistena lata)
cracks or splits
Crambid moth (Mestolobes minuscula)
Crambid moth (Pediasia trisecta)
Crambid moth (Orthomecyna exigua)
Crambid moth (Omiodes demaratalis)
Crambid moth (Omiodes continuatalis)
Crambid moth (Tamsica floricolens)
cranberry (Vaccinium macrocarpon)
cranberry cotoneaster (Cotoneaster apiculatus)
cranberry fruitworm (Acrobasis vaccinii)
cranberry girdler (Chrysoteuchia topiaria)
Crandall's beardtongue (Penstemon crandallii)
Crandall's beardtongue (Penstemon crandallii)
crane
crane flies
crane flies (Nephrotoma spp.)
crane flies (Teucholabis spp.)
crane fly (Tipula duplex)
crane fly (Tipula fuliginosa)
crane fly (Tipula furca)
crane fly (Tipula monticola)
crane fly (Tanyptera dorsalis)
crane fly (Pseudolimnophila luteipennis)
cranes
crapemyrtle (Lagerstroemia indica)
crapemyrtle aphid (Sarucallis kahawaluokalani)
crawfish (Procambarus spp.)
crayfish
crayfish
crazy ant (Paratrechina longicornis)
cream edged tiger beetle (Cicindela circumpicta)
cream milkvetch (Astragalus racemosus)
cream spotted lady beetle (Calvia quatuordecimguttata)
creeping barberry (Mahonia repens)
creeping beggarweed (Desmodium incanum)
creeping bellflower (Campanula rapunculoides)
creeping bentgrass (Agrostis stolonifera)
creeping broad leafed sedge (Carex siderosticha)
creeping burhead (Echinodorus cordifolius)
creeping buttercup (Ranunculus repens)
creeping cotoneaster variety (Cotoneaster adpressus)
creeping croftonweed (Ageratina riparia)
creeping eryngo (Eryngium prostratum)
creeping juniper (Juniperus horizontalis)
creeping lespedeza (Lespedeza repens)
creeping liriope (Liriope spicata)
creeping mirrorplant (Coprosma repens)
creeping nailwort (Paronychia sessiliflora)
creeping raspberry (Rubus pentalobus)
creeping sibbaldia (Sibbaldia procumbens)
creeping waterprimrose (Ludwigia peploides)
creeping woodsorrel (Oxalis corniculata)
crenate broomrape (Orobanche crenata)
creosote eriococcin (Eriococcus larreae)
Crepidotus mushroom (Crepidotus spp.)
cressleaf groundsel (Packera glabella)
crested anole (Ctenonotus cristatellus)
Crested Auklet (Aethia cristatella)
crested bunias (Bunias erucago)
crested caracara (Caracara cheriway)
crested coral (Clavulina coralloides)
crested dogtailgrass (Cynosurus cristatus)
crested latesummer mint (Elsholtzia ciliata)
crested Philippine violet (Barleria cristata)
crested wheatgrass (Agropyron cristatum)
Cretan brake (Pteris cretica)
cribrate weevil (Otiorhynchus cribricollis)
Crimean linden (Tilia x euchlora)
crimson bottlebrush (Callistemon citrinus)
crimson clover (Trifolium incarnatum)
crimson fountaingrass (Pennisetum setaceum)
crimson patched longwing (Heliconius erato)
crimson pitcherplant (Sarracenia leucophylla)
Crimson Rosella (Platycercus elegans)
crimson salt flat tiger beetle (Cicindela fulgida)
crimson woodsorrel (Oxalis incarnata)
crimson-patched longwing (Heliconius erato)
crimsoneyed rosemallow (Hibiscus moscheutos)
crippled cranefly (Tipularia discolor)
crocosmia (Crocosmia spp.)
crocus (Crocus heufelianus)
crocus (Crocus spp.)
croftonweed (Ageratina adenophora)
Cronartium gall rusts (Cronartium spp.)
crookneck squash (Cucurbita moschata)
crop/tree alternation
cross-striped cabbageworm (Evergestis rimosalis)
crossberry (Grewia occidentalis)
crossline skipper (Polites origenes)
crossvine (Bignonia capreolata)
croton caterpillar (Achaea janata)
crow's nest ash (Flindersia australis)
crowfoot buttercup (Ranunculus sceleratus)
crowfootgrass (Dactyloctenium aegyptium)
crown brodiaea (Brodiaea coronaria)
crown cleaning (pruning)
crown coral mushroom (Clavicorona pyxidata)
crown development
crown gall (Agrobacterium tumefaciens)
crown raising (pruning)
crown reduction (pruning)
crown restoration (pruning)
crown rust (Puccinia coronata)
crown thinning (pruning)
crownbeard (Verbesina encelioides)
crowned slug (Isa textula)
crowned woodfern (Dryopteris fuscoatra)
crownleaf evening-primrose (Oenothera coronopifolia)
crownvetch (Securigera varia)
crownvetch (Securigera elegans)
crucifer flea beetle (Phyllotreta cruciferae)
cruising and marking
crupina (Crupina crupinastrum)
crybabytree (Erythrina crista-galli)
Cryptocline fungus (Cryptocline betularum)
cryptomeria scale (Aspidiotus cryptomeriae)
Cryptosphaeria canker (Cryptosphaeria ligniota)
Cryptosphaeria cankers (Cryptosphaeria spp.)
crystalline iceplant (Mesembryanthemum crystallinum)
Ctenarytaina spatulata (Ctenarytaina spatulata)
ctenuchid moth (Ctenucha virginica)
Ctenuchid moths (Ctenucha spp.)
Cuban bulrush (Oxycaryum cubense)
Cuban Green Anole (Anolis porcatus)
Cuban knight anole (Anolis equestris)
Cuban laurel thrips (Gynaikothrips ficorum)
Cuban pepper weevil (Faustinus cubae)
Cuban treefrog (Osteopilus septentrionalis)
Cucamonga manroot (Marah macrocarpus)
cuckoo bee (Nomada maculata)
cuckoo bees (Epeolus spp.)
cuckoo bittercress (Cardamine pratensis)
cuckoo wasp (Chrysis ignita)
cuckoo wasps (Chrysis spp.)
cuckoo wasps
cucumber (Cucumis sativus)
Cucumber Mosaic Virus (Cucumovirus CMV)
cucumber-tree (Magnolia acuminata)
cucurbit longicorn (Apomecyna saltator)
Cucurbit Yellow Stunting Disorder Virus (Crinivirus CYSDV)
cucurbits
Cuddy Mountain onion (Allium fibrillum)
cudweed (Gnaphalium spp.)
cui bai (Calocedrus macrolepis)
cultivated currant (Ribes rubrum)
cultivated garlic (Allium sativum)
cultivated knotweed (Persicaria wallichii)
cultivation
cultural practices
Culver's root (Veronicastrum virginicum)
Cumberland bean (Villosa trabalis)
Cumberland moccasinshell (Medionidus conradicus)
Cumberland pigtoe (Pleurobema gibberum)
Cumberlandian combshell (Epioblasma brevidens)
cup fungi (Peziza repanda)
cup fungi (Peziza spp.)
cup rosinweed (Silphium perfoliatum)
Cupid's-shaving-brush (Emilia fosbergii)
curcubit beetle (Aulacophora indica)
cure for all (Pluchea carolinensis)
curl-leaf mountain mahogany (Cercocarpus ledifolius)
curly dock (Rumex crispus)
curlycup gumweed (Grindelia squarrosa)
curlycup gumweed (Grindelia squarrosa)
curlyleaf pondweed (Potamogeton crispus)
currant (Ribes spp.)
currant aphid (Cryptomyzus ribis)
currant borer (Synanthedon tipuliformis)
Curtiss' milkwort (Polygala curtissii)
curved sallfly (Sweltsa lateralis)
Curvularia fungus (Curvularia trifolii)
cushion phlox (Phlox pulvinata)
cushion spurge (Euphorbia epithymoides)
cusqui (Prosopis calingastana)
cut-leaf daisy (Brachyscome multifida)
cut-leaved grape fern (Botrychium dissectum)
cutleaf blackberry (Rubus laciniatus)
cutleaf burnweed (Erechtites glomeratus)
cutleaf coneflower (Rudbeckia laciniata)
cutleaf coneflower (Rudbeckia laciniata)
cutleaf daisy (Erigeron compositus)
cutleaf evening-primrose (Oenothera laciniata)
cutleaf geranium (Geranium dissectum)
cutleaf goosefoot (Chenopodium multifidum)
cutleaf groundcherry (Physalis angulata)
cutleaf nightshade (Solanum triflorum)
cutleaf teasel (Dipsacus laciniatus)
cutleaf toothwort (Cardamine concatenata)
cutleaf waterparsnip (Berula erecta)
cutthroat trout (Oncorhynchus clarkii)
cutworms, loopers, owlet moths, and underwings
Cyathus fungus (Cyathus stercoreus)
cycad aulacaspis scale (Aulacaspis yasumatsui)
cyclamen mite (Phytonemus pallidus)
Cyclamen Tortrix (Clepsis spectrana)
Cyclaneusma needle cast (Cyclaneusma minus)
cylindric sedge (Cyperus retrorsus)
cylindrical bark beetle (Colydium lineola)
cylindrical bark beetles (Aulonuim spp.)
cylindrical bark beetles (Lasconotus spp.)
cylindrical bark beetles (Lasconotus pusillus)
Cylindrocarpon fungi (Cylindrocarpon spp.)
Cylindrocladium black rot (Cylindrocladium parasiticum)
Cylindrocladium blight and root rot (Cylindrocladium scoparium)
Cylindrocladium fungus (Cylindrocladium avesticulatum)
Cylindrocladium fungus (Cylindrocladium clavatum)
Cylindrocladium fungus (Cylindrocladium ellipticum)
Cylindrocladium fungus (Cylindrocladium floridanum)
Cylindrocladium root diseases (Cylindrocladium spp.)
Cynipid gall wasp (Cynips quercusfolii)
Cynipid gall wasp (Cynips glutinosa)
Cynipid gall wasp (Cynips divisa)
Cynipid gall wasp (Cynips longiventris)
cynipid gall wasp (Callirhytis spp.)
Cynipid gall wasp (Acraspis macrocarpae)
Cynipid gall wasp (Aphelonyx cerricola)
Cynipid gall wasp (Andricus caputmedusae)
Cynipid gall wasp (Andricus ignotus)
Cynipid gall wasp (Andricus albipes)
Cynipid gall wasp (Andricus crispator)
Cynipid gall wasp (Andricus curvator)
Cynipid gall wasp (Andricus galeatus)
Cynipid gall wasp (Andricus lignicolus)
Cynipid gall wasp (Andricus lucidus)
Cynipid gall wasp (Andricus quercusradicis)
Cynipid gall wasp (Andricus quercustozae)
Cynipid gall wasp (Andricus solitarius)
Cynipid gall wasp (Andricus glutinosus)
Cynipid gall wasp
Cynipid gall wasp (Neuroterus quercusbaccarum)
cypress
cypress aphid (Cinara cupressivora)
cypress bark mealybug (Ehrhornia cupressi)
cypress looper (Iridopsis pergracilis)
cypress spurge (Euphorbia cyparissias)
cypress swamp sedge (Carex joorii)
cypress twig gall midge (Taxodiomyia cupressiananassa)
cypress weevil (Eudociminus mannerheimii)
cypressknee sedge (Carex decomposita)
cypressvine morningglory (Ipomoea quamoclit)
cyrtandra (Cyrtandra spp.)
cyst-forming nematodes (Afenestrata spp.)
Cytospora canker (Cytospora pinastri)
Cytospora canker (Valsa sordida)
Cytospora canker of fir (Cytospora abietis)
Cytospora canker of spruce (Valsa kunzei)
Cytospora cankers (Cytospora spp.)
Dactylella fungus (Dactylella spp.)
daffodils (Narcissus spp.)
dagger moths (Acronicta spp.)
daggerleaf clubmoss (Huperzia phyllantha)
dahlia (Dahlia spp.)
dahlia smut (Entyloma dahliae)
dahoon (Ilex cassine)
Dahurian birch (Betula dahurica)
Dailey's columbine (Aquilegia caerulea)
Daisy Family (Bidens riparia)
daisybush (Osteospermum spp.)
Dakota mock vervain (Glandularia bipinnatifida)
Dakota vervain (Glandularia bipinnatifida)
Dall's porpoise (Phocoenoides dalli)
Dall's sheep (Ovis dalli)
dallisgrass (Paspalum dilatatum)
dalmatian toadflax (Linaria dalmatica)
Dalmatian toadflax (Linaria dalmatica)
dalmatian toadflax (Linaria dalmatica)
dam
damesrocket (Hesperis matronalis)
damsel bugs
damsel bugs (Nabis spp.)
dandelion (Taraxacum spp.)
dandelion (Taraxacum officinale)
dandelion thrips (Tenothrips frici)
Dane's dwarf gentian (Gentianella tenella)
Daphne (Daphne cneorum)
daring jumping spider (Phidippus audax)
dark flower scarab (Euphoria sepulcralis)
dark fruit-tree tortrix (Pandemis heparana)
dark fruit-tree tortrix (Pandemis heperana)
dark mealworm (Tenebrio obscurus)
dark tobacco (Nicotiana tabacum)
dark-eyed junco (Junco hyemalis)
Dark-spotted palthis (Palthis angulalis)
darkling beetle (Gonocephalum adpressiforme)
darkling beetle (Eleodes suturalis)
darkling beetle (Eleodes armata)
darkling beetle (Eleodes spp.)
darkling beetle (Eleodes acuta)
darkling beetle (Eleodes carbonaria)
darkling beetle (Eleodes extricata)
darkling beetle (Eleodes fusiformis)
darkling beetle (Eleodes hispilabris)
darkling beetle (Eleodes longicollis)
darkling beetle (Eleodes nigrina)
darkling beetle (Eleodes obscura)
darkling beetle (Eleodes pimelioides)
darkling beetle (Eleodes tricostata)
darkling beetle (Embaphion muricata)
darkling beetle (Corticeus parallelus)
darkling beetle (Bothrotes plumbeus)
darkling beetle (Arthromacra aenea)
darkling beetle (Opatrum sabulosum)
darkling beetle (Omorgus suberosus)
darkling beetle
darkling beetles (Corticeus spp.)
darksided cutworm (Euxoa messoria)
darkthroat shootingstar (Dodecatheon pulchellum)
darkwinged fungus gnats (Bradysia spp.)
darkwinged fungus gnats
darkwoods violet (Viola orbiculata)
darling underwing (Catocala cara)
Darlington oak (Quercus hemisphaerica)
darner (Hemianax papuensis)
Darrow's blueberry (Vaccinium darrowii)
Darwin's berberis (Berberis darwinii)
Dasyscypha cankers (Dasyscyphus spp.)
Dasyscypha cankers (Lachnellula spp.)
date palm (Phoenix dactylifera)
David's checkerspot (Euphydryas sibirica)
Davidson's penstemon (Penstemon davidsonii)
dawn redwood (Metasequoia glyptostroboides)
day jessamine (Cestrum diurnum)
dayflower (Commelina spp.)
daylily (Hemerocallis spp.)
daylily rust (Puccinia hemerocallidis)
dead man's hand (Scleroderma polyhizum)
dead spot (Ophiosphaerella agrostidis)
deadwood and snags
death cap mushroom (Amanita phalloides)
deathcamas (Zigadenus spp.)
debarking
decay
decomposition brackenfern (Pteridium aquilinum)
decorated owlet moth (Pangrapta decoralis)
decorative leucauge (Leucauge decorata)
Dectes stem borers (Dectes spp.)
deeprooted sedge (Cyperus entrerianus)
deer
deer and horse files
deer flies (Chrysops spp.)
deer fly (Chrysops atlanticus)
deer fly (Chrysops vittatus)
deer fly (Chrysops cincticornis)
deer fly (Chrysops cincticornis)
deer fly (Chrysops dimmocki)
deer fly (Chrysops callidus)
deer fly (Chrysops atar)
deer fly (Chrysops brimleyi)
deer fly (Chrysops univittatus)
deer fly (Chrysops flavidus)
deer fly (Chrysops fuliginosus)
deer fly (Chrysops montanus)
deer fly (Chrysops niger)
deer fly (Chrysops indus)
deer fly (Chrysops pikei)
deer fly (Chrysops reicherti)
deer fly (Chrysops upsilon)
deer fly (Chrysops fulvaster)
deer mouse (Peromyscus spp.)
deer mouse (Peromyscus maniculatus)
deerberry (Vaccinium stamineum)
deertoe (Truncilla truncata)
deertongue (Dichanthelium clandestinum)
definite-marked tussock moth (Orgyia definita)
defoliating hemlock moth (Agonopterix alstroemeriana)
defoliating weevil (Magdalis gentilis)
defoliation due to unknown cause
defoliator moth (Oxicesta geographica)
defoliator moth (Simyra dentinosa)
Dekay snake (Storeria dekayi)
Delaware skipper (Anatrytone logan)
Delaware skipper (Atrytone logan)
delicate thuidium moss (Thuidium delicatulum)
delicious milk cap (Lactarius deliciosus)
delicious raspberry (Rubus deliciosus)
delimbing
Delphinella canker (Delphinella balsameae)
Delphinella shoot blight (Delphinella abietis)
delta
delta flower scarab (Trigonopeltastes delta)
Dendrophoma leaf blight (Dendrophoma zeae)
dense blazing star (Liatris spicata)
dense mistletoe (Phoradendron densum)
dense spleenwort (Asplenium trichomanes)
denseflower cordgrass (Spartina densiflora)
Deodar cedar (Cedrus deodara)
Deptford pink (Dianthus armeria)
Deraeocoris brevis (Deraeocoris brevis)
Dermea canker (Dermea pseudotsugae)
Dermestid beetles
Dermestid beetles (Trogoderma spp.)
derris (Derris elliptica)
desert broomrape (Orobanche cooperi)
Desert Cottontail (Sylvilagus audubonii)
desert fivespot (Eremalche rotundifolia)
desert horned lizard (Phrynosoma platyrhinos)
desert ironwood (Olneya tesota)
desert lovegrass (Eragrostis pectinacea)
desert oak (Allocasuarina decaisneana)
desert paintbrush (Castilleja angustifolia)
desert princesplume (Stanleya pinnata)
desert ragwort (Senecio eremophilus)
desert rockcress (Arabis lignifera)
desert wheatgrass (Agropyron desertorum)
desert willow (Chilopsis linearis)
desert-rose (Adenium obesum)
dessication (wind burn)
destroying angel (Amanita virosa)
devil's darning needles (Clematis virginiana)
devil's gut (Cassytha filiformis)
devil's horsewhip (Achyranthes aspera)
devil's walkingstick (Aralia spinosa)
devil's-claw (Proboscidea louisianica)
devil's-pepper (Rauvolfia sandwicensis)
devils beggarticks (Bidens frondosa)
devilsclub (Oplopanax horridus)
devilwood (Osmanthus americanus)
diagnostic lab sample
diameter release
diamondback moth (Plutella xylostella)
diamondback moth (Plutella capparidis)
diamondflowers (Stenaria nigricans)
diamondleaf saxifrage (Saxifraga rhomboidea)
diamondleaf willow (Salix planifolia)
Diana (Speyeria diana)
Diaprepes root weevil (Diaprepes abbreviatus)
Diatrype fungus (Diatrype disciformis)
dickcissel (Spiza americana)
Dicranum moss (Dicranum spp.)
Dicranum moss (Dicranum scoparium)
Didymosphaeria arachidicola (Didymosphaeria arachidicola)
dieback
differential grasshopper (Melanoplus differentialis)
diffuse knapweed (Centaurea diffusa)
digger bee (Anthophora sp.)
digger bees (Diadasia spp.)
Digger pine dwarf mistletoe (Arceuthobium occidentale)
digger wasp (Sphex spp.)
digitalis (Digitalis spp.)
dill (Anethum graveolens)
dingo (Canis lupus)
dingy bush-brown (Mycalesis perseus)
dion skipper (Euphyes dion)
Diplodia blight (Sphaeropsis sapinea)
Diplodia tip blight (Diplodia pinastri)
Diplodia tip blights (Diplodia spp.)
dipterocarp
dirce beauty (Colobura dirce)
direct seeding
disc lichen (Buellia halonia)
disease forecasting
ditch polypogon (Polypogon interruptus)
divi divi (Caesalpinia coriaria)
Dixie silverback fern (Pityrogramma calomelanos)
dobsonfly (Corydalus cornutus)
dobsonfly (Neohermes angusticollis)
dock (Rumex spp.)
dodder (Cuscuta hyalina)
dodder (Cuscuta spp.)
dog (domestic) (Canis familiaris)
dog flea (Ctenocephalides canis)
dog rose (Rosa canina)
dog stinkhorn (Mutinus caninus)
dog vomit slime mold (Fuligo septica)
dog's mercury (Mercurialis perennis)
dog-day cicada (Tibicen spp.)
dog-day cicada (Tibicen canicularis)
dog-day cicada (Tibicen chloromera)
dog-day cicada (Tibicen auletes)
Dog-lichen (Peltigera canina)
dog-strangling vine, European swallowwort (Cynanchum rossicum)
dogbane beetle (Chrysochus auratus)
dogbane tiger moth (Cycnia tenera)
dogfennel (Eupatorium capillifolium)
dogtail (Buddleja asiatica)
dogwood (Cornus stolonifera)
dogwood (Cornus spp.)
dogwood anthracnose (Discula destructiva)
dogwood borer (Synanthedon scitula)
dogwood calligrapha beetle (Calligrapha philadelphica)
dogwood clubgall midge (Resseliella clavula)
dogwood sawfly (Macremphytus tarsatus)
dogwood twig borer (Oberea tripunctata)
dollar spot (Sclerotinia homoeocarpa)
dollarleaf (Rhynchosia reniformis)
donkey (domestic) (Equus asinus)
donkey (feral) (Equus asinus)
dorantes longtail (Urbanus dorantes)
dormice
Dothichiza canker (Dothichiza populea)
dothichiza canker of poplar (Cryptodiaporthe populea)
Dothiora fungus (Dothiora polyspora)
Dothiorella gummosis and rot (Dothiorella gregaria)
Dothistroma needle blight (Mycosphaerella pini)
dotted bridalveil (Gibasis pellucida)
dotted duckmeat (Landoltia punctata)
dotted gayfeather (Liatris punctata)
dotted polypody (Polypodium pellucidum)
dotted saxifrage (Saxifraga nelsoniana)
dotted smartweed (Persicaria punctata)
Double Impatiens (Impatiens walleriana)
double-banded ant-minicing bycid (Euderces pini)
double-crested cormorant (Phalacrocorax auritus)
double-humped Pococera moth (Pococera expandens)
double-lined prominent (Lochmaeus bilineata)
double-toothed prominent (Nerice bidentata)
doublefile viburnum (Viburnum plicatum)
Douglas iris (Iris douglasiana)
Douglas rabbitbrush (Chrysothamnus viscidiflorus)
Douglas' dustymaiden (Chaenactis douglasii)
Douglas' meadowfoam (Limnanthes douglasii)
Douglas' silverpuffs (Microseris douglasii)
Douglas' squirrel (Tamiasciurus douglasii)
Douglas-fir (Pseudotsuga menziesii)
Douglas-fir (Pseudotsuga menziesii)
Douglas-fir beetle (Dendroctonus pseudotsugae)
Douglas-fir dwarf mistletoe (Arceuthobium douglasii)
Douglas-fir engraver (Scolytus unispinosus)
Douglas-fir needle midge (Contarinia pseudotsugae)
Douglas-fir needlecast (Rhabdocline pseudotsugae)
Douglas-fir pole beetle (Pseudohylesinus nebulosus)
Douglas-fir tussock moth (Orgyia pseudotsugata)
Douglas-fir twig weevil (Cylindrocopturus furnissi)
dovefoot geranium (Geranium molle)
doveweed (Murdannia nudiflora)
downy birch (Betula pubescens)
downy danthonia (Danthonia sericea)
downy hawthorn (Crataegus mollis)
downy lobelia (Lobelia puberula)
downy mildew (Hyaloperonospora brassicae)
downy mildew (Bremia lactucae)
downy mildew (Peronospora manshurica)
downy mildew (Peronospora parasitica)
downy mildew (Peronospora farinosa)
downy mildew (Peronospora hariotii)
downy mildew (Peronospora arthurii)
downy mildew (Peronospora antirrhini)
downy mildew (Peronospora destructor)
downy mildew (Peronospora farinosa)
downy mildew (Peronospora spp.)
downy mildew (Pseudoperonospora cubensis)
downy mildew (Plasmopara viticola)
downy mildew (Plasmopara halstedii)
downy mildew (Plasmopara viburni)
downy mildew (Plasmopara cercidis)
downy mildew (Sclerophthora macrospora)
downy mildew of potentilla (Peronospora potentillae)
downy mildew of rose (Peronospora sparsa)
downy milkpea (Galactia volubilis)
downy oak (Quercus pubescens)
downy phlox (Phlox pilosa)
downy rattlesnake plantain (Goodyera pubescens)
downy spot (Microstroma juglandis)
downy woodpecker (Picoides pubescens)
downy yellow false foxglove (Aureolaria virginica)
drab prominent (Misogada unicolor)
draba (Draba spp.)
dracaena (Dracaena spp.)
dragonflies and damselflies
dragonfly (Pantala flavescens)
dragontree (Dracaena marginata)
dragontree (Dracaena draco)
drain fly
drain fly (Psychoda phalaenoides)
drainage
Drechslera leaf spot (Drechslera spp.)
dromedary pearlymussel (Dromus dromas)
drone fly (Eristalis tenax)
drooping sedge (Carex prasina)
drooping sheoak (Allocasuarina verticillata)
drought
drowning
drug fumitory (Fumaria officinalis)
drugstore beetle (Stegobium paniceum)
drumming katydid (Meconema thalassinum)
Drummond rattlebush (Sesbania drummondii)
Drummond's beeblossom (Gaura drummondii)
Drummond's blue Buprestid (Lampetis drummondi)
Drummond's campion (Silene drummondii)
Drummond's maple (Acer rubrum)
Drummond's milkvetch (Astragalus drummondii)
Drummond's rockcress (Arabis drummondii)
Drummond's skullcap (Scutellaria drummondii)
dry forest
dry kilns
dry rot (Serpula lacrymans)
dry rot of ears and stalks of maize (Stenocarpella macrospora)
dryad (Minois dryas)
Dryad's Saddle (Polyporus squamosus)
dryspike sedge (Carex foenea)
dubautia (Dubautia spp.)
duck-billed platypus (Ornithorhynchus anatinus)
duck-lettuce (Ottelia alismoides)
ducks, geese, swans
ducksalad (Heteranthera limosa)
duckweed (Lemna spp.)
dudaim melon (Cucumis melo)
duff millipede (Polyxenus lagurus)
duff millipedes (Polyxenus spp.)
Dukes' skipper (Euphyes dukesi)
dumbcane (Dieffenbachia seguine)
dun skipper (Euphyes vestris)
duncecap larkspur (Delphinium x occidentale)
dune sandbur (Cenchrus tribuloides)
dune tetramolopium (Tetramolopium rockii)
dung beetle (Boreocanthon praticola)
dung beetle (Canthon imitator)
dung beetle (Onthophagus orpheus)
dung flies (Pallelomma spp.)
dunhead sedge (Carex phaeocephala)
Durango dwarf mistletoe (Arceuthobium durangense)
dusky birch sawfly (Croesus latitarsus)
dusky clearwing (Paranthrene tabaniformis)
dusky pigmy rattlesnake (Sistrurus miliarius)
dusky roadside-skipper (Amblyscirtes alternata)
dusky sap beetle (Carpophilus lugubris)
dusky slug (Arion subfuscus)
dusky stink bug (Euschistus tristigmus)
duskywing (Erynnis spp.)
dusted skipper (Atrytonopsis hianna)
dusty-wings
dutch crocus (Crocus vernus)
Dutch elm disease (Ophiostoma novo-ulmi)
Dutch elm disease (Ophiostoma ulmi)
dutchman's breeches (Dicentra cucullaria)
dwarf bilberry (Vaccinium caespitosum)
dwarf birch (Betula nana)
dwarf bunt, dwarf smut (Tilletia controversa)
dwarf calicoflower (Downingia pusilla)
dwarf chinkapin oak (Quercus prinoides)
dwarf cinquefoil (Potentilla canadensis)
dwarf clover (Trifolium nanum)
dwarf crested iris (Iris cristata)
dwarf elderberry (Sambucus ebulus)
dwarf fireweed (Chamerion latifolium)
dwarf fleabane (Conyza ramosissima)
dwarf hackberry (Celtis tenuifolia)
dwarf hawthorn (Crataegus uniflora)
dwarf hesperochiron (Hesperochiron pumilus)
dwarf honeysuckle (Lonicera xylosteum)
dwarf huckleberry (Gaylussacia dumosa)
Dwarf Korean lilac (Syringa meyeri)
dwarf larkspur (Delphinium tricorne)
dwarf lilyturf (Ophiopogon japonicus)
dwarf lousewort (Pedicularis centranthera)
dwarf mistletoes (Arceuthobium spp.)
dwarf mongoose (Helogale parvula)
dwarf morning-glory (Convolvulus tricolor)
dwarf mountain ragwort (Senecio fremontii)
dwarf naupaka (Scaevola coriacea)
dwarf netvein hollyfern (Cyrtomium caryotideum)
dwarf palmetto (Sabal minor)
dwarf phlox (Phlox condensata)
dwarf purple monkeyflower (Mimulus nanus)
dwarf Russian almond (Prunus tenella)
dwarf snapdragon (Chaenorhinum minus)
dwarf spikemoss (Selaginella arbuscula)
dwarf St. Johnswort (Hypericum mutilum)
dwarf sumac (Rhus copallinum)
dwarf sundew (Drosera brevifolia)
dwarf violet iris (Iris verna)
dwarf violet iris (Iris verna)
dwarf witchalder (Fothergilla gardenii)
Dyer's greenweed (Genista tinctoria)
Dyer's woad (Isatis tinctoria)
dynamic tree support
E. coli (Escherichia coli)
ear pick fungus (Auriscalpium vulgare)
eared salvinia (Salvinia auriculata)
eared willow (Salix aurita)
earleaf acacia (Acacia auriculiformis)
earleaf nightshade (Solanum mauritianum)
early birch leaf edgeminer (Messa nana)
early blight (Alternaria solani)
early blue violet (Viola palmata)
early bluetop fleabane (Erigeron vetensis)
early forsythia (Forsythia ovata)
early goldenrod (Solidago juncea)
early St. Johnswort (Hypericum nudiflorum)
early thorn (Selenia dentaria)
early watergrass (Echinochloa oryzoides)
early wintercress (Barbarea verna)
Early Zanclognatha moth (Polypogon cruralis)
earth-boring dung beetle (Bolbocerosoma tumefactus)
earthstar (Astraeus spp.)
earthstar mushroom (Geastrum fimbriatum)
earwig (Euborellia eteronoma)
earwig (Doru spp.)
Earwig (Doru lineare)
earwig
earwings (Euborellia spp.)
East African buffalo tick (Amblyomma cohaerens)
East African camphorwood (Ocotea usambarensis)
East Indian almond (Terminalia myriocarpa)
East Indian crabgrass (Digitaria setigera)
Easterbell starwort (Stellaria holostea)
eastern amberwing (Perithemis tenera)
eastern arborvitae (Thuja occidentalis)
Eastern Arc Mountains
eastern ash bark beetle (Hylesinus aculeatus)
eastern baccharis (Baccharis halimifolia)
Eastern banded hairstreak (Satyrium calanus)
eastern blackheaded budworm (Acleris variana)
Eastern bluebird (Sialia sialis)
eastern bluestar (Amsonia tabernaemontana)
eastern chipmunk (Tamias striatus)
Eastern comma (Polygonia comma)
eastern coral snake (Micrurus fulvius)
eastern coralbean (Erythrina herbacea)
eastern cottonwood (Populus deltoides)
eastern cottonwood (Populus deltoides)
eastern diamondback rattlesnake (Crotalus adamanteus)
eastern dun skipper (Euphyes vestris)
eastern dwarf mistletoe (Arceuthobium pusillum)
eastern eyed click beetle (Alaus oculatus)
eastern false rue anemone (Enemion biternatum)
Eastern filbert blight (Anisogramma anomala)
eastern filistata spider (Filistata hibernalis)
eastern fivespined ips (Ips grandicollis)
eastern flower thrips (Frankliniella tritici)
eastern forktail (Ischnura verticalis)
eastern fox sedge (Carex triangularis)
eastern gamagrass (Tripsacum dactyloides)
eastern garter snake (Thamnophis sirtalis)
eastern glass lizard (Ophisaurus ventralis)
eastern gray squirrel (Sciurus carolinensis)
eastern groundsel (Senecio vernalis)
eastern hemlock (Tsuga canadensis)
eastern Hercules beetle (Dynastes tityus)
eastern hog-nosed snake (Heterodon platirhinos)
eastern indigo snake (Drymarchon couperi)
eastern kingbird (Tyrannus tyrannus)
eastern larch beetle (Dendroctonus simplex)
eastern leatherwood (Dirca palustris)
eastern lubber grasshopper (Romalea microptera)
eastern newt (Notophthalmus viridescens)
Eastern Nycteoline (Nycteola asiatica)
Eastern Panthea (Panthea furcilla)
Eastern Pine Elfin (Incisalia niphon)
eastern pine gall rust (Cronartium quercuum)
eastern pine looper (Lambdina pellucidaria)
Eastern pine processionary moth (Thaumetopoea pinivora)
eastern pine seedworm (Cydia toreuta)
eastern pine shoot borer (Eucosma gloriola)
eastern pine weevil (Pissodes nemorensis)
eastern poison-ivy (Toxicodendron radicans)
Eastern pondhawk (Erythemis simplicicollis)
eastern poplar buprestid (Poecilonota cyanipes)
eastern red bat (Lasiurus borealis)
eastern redbud (Cercis canadensis)
eastern redcedar (Juniperus virginiana)
eastern screech owl (Megascops asio)
eastern showy aster (Eurybia conspicua)
eastern spruce gall adelgid (Adelges abietis)
eastern star sedge (Carex radiata)
eastern subterranean termite (Reticulitermes flavipes)
eastern sweetshrub (Calycanthus floridus)
eastern tailed-blue (Cupido comyntas)
eastern tent caterpillar (Malacosoma americanum)
eastern tiger swallowtail (Papilio glaucus)
Eastern towhee (Pipilo erythrophthalmus)
eastern turkeybeard (Xerophyllum asphodeloides)
eastern white pine (Pinus strobus)
eastern whorled milkweed (Asclepias verticillata)
eastern woodland sedge (Carex blanda)
eastern worm snake (Carphophis amoenus)
Eastern Yellowbelly Racer (Coluber constrictor)
eastern yellowjacket (Vespula maculifrons)
Eastwood's fiddleneck (Amsinckia eastwoodiae)
Eaton penstemon (Penstemon eatonii)
Eaton's fleabane (Erigeron eatonii)
Eaton's thistle (Cirsium eatonii)
eben tree (Dacryodes edulis)
ebony jewelwing (Calopteryx maculata)
ebony spleenwort (Asplenium platyneuron)
echidnas
eclipta (Eclipta prostrata)
Ectoedemia atrifrontella (Ectoedemia atrifrontella)
Ectoedemia liebwerdella (Ectoedemia liebwerdella)
ectomycorrhizae (Collybia spp.)
ectomycorrhizae
ectomycorrhizae (Pisolithus tinctorius)
Ectomycorrhizae (Thelephora terrestris)
edema
edible dormouse (Glis glis)
edible fig (Ficus carica)
edible frog (Rana esculenta)
Edmonton hempnettle (Galeopsis speciosa)
Edwards' Hairstreak (Satyrium edwardsii)
eelgrass (Vallisneria gigantea)
Eggers' century plant (Agave eggersiana)
Eggleston's sedge (Carex egglestonii)
eggplant (Solanum melongena)
eggplant flea beetle (Epitrix fuscula)
egret
Egyptian alfalfa weevil (Hypera brunnipennis)
Egyptian broomrape (Orobanche aegyptiaca)
Egyptian cottonworm (Spodoptera littoralis)
Egyptian geese (Alopochen aegyptiacus)
Egyptian slit-faced bat (Nycteris thebaica)
Egyptian starcluster (Pentas lanceolata)
Egyptian Thorn (Acacia nilotica)
eight-toothed spruce bark beetle (Ips amitinus)
eightspotted forester (Alypia octomaculata)
El Capitan
Elachistid moth (Diurnea fagella)
Elaeagnus (Elaeagnus spp.)
Elaeagnus willow (Salix elaeagnos)
elder borer (Desmocerus palliatus)
elderberry (Sambucus spp.)
electrical conductivity meter
elegant cinquefoil (Potentilla concinna)
elegant Jacob's-ladder (Polemonium elegans)
elegant maple (Acer elegantulum)
elegant mariposa lily (Calochortus elegans)
elegant polypore (Polyporus varius)
elegant trogon (Trogon elegans)
elegant weevil (Pachyrhinus elegans)
Elepaio (Chasiempis sandwichensis)
elephant bush (Portulacaria afra)
elephant creeper (Argyreia nervosa)
elephant dermacentor (Dermacentor circumgutattus)
elephant grass (Pennisetum purpureum)
elephant tree (Pachycormus discolor)
elephant weevil (Orthorhinus cylindrirostris)
elephanthead lousewort (Pedicularis groenlandica)
elephantsfoot (Elephantopus tomentosus)
elephantsfoot (Elephantopus spp.)
elf orpine (Diamorpha smallii)
elf owl (Micrathene whitneyi)
elk (Cervus elaphus)
elk (Cervus canadensis)
elktoe (Alasmidonta marginata)
elkweed (Frasera speciosa)
Elliott bluestem (Andropogon gyrans)
Elliott's blueberry (Vaccinium elliottii)
Elliott's gentian (Gentiana catesbaei)
ellipticleaf cyanea (Cyanea elliptica)
Ello sphinx (Erinnyis ello)
elm (Ulmus spp.)
elm argid sawfly (Arge scapularis)
elm borer (Saperda tridentata)
elm cockscombgall aphid (Colopha ulmicola)
elm flea beetle (Altica ulmi)
elm flea beetle (Altica carinata)
elm lace bug (Corythucha ulmi)
elm leaf aphid (Tinocallis ulmifolii)
elm leaf beetle (Xanthogaleruca luteola)
elm leafminer (Kaliofenusa ulmi)
elm oyster (Hypsizygus tessulatus)
elm phloem necrosis phytoplasma (Phytoplasma N/A)
elm sawfly (Cimbex americana)
elm spanworm (Ennomos subsignaria)
elm sphinx (Ceratomia amyntor)
elmleaf blackberry (Rubus ulmifolius)
elongate hemlock scale (Fiorinia externa)
eltrot (Heracleum sphondylium)
Elytroderma needle cast of pine (Elytroderma deformans)
emarginate ips (Ips emarginatus)
Embellisia skin blotch and bulb canker of garlic (Embellisia allii)
emerald ash borer (Agrilus planipennis)
emerald swallowtail (Papilio palinurus)
emetic russula (Russula emetica)
Emory's rockdaisy (Perityle emoryi)
emperor goose (Chen canagica)
emperor scorpion (Pandinus imperator)
emperor's candlesticks (Senna alata)
emu (Dromaius novaehollandiae)
Encyrtid wasp (Diaphorencyrtus aligarhensis)
Encyrtid wasp (Copidosoma spp.)
Encyrtid wasp (Acerophagus papayae)
Encyrtid wasp (Anagyrus kamali)
Encyrtid wasp (Gyranusoidea indica)
Encyrtid wasp (Ooencyrtus kuvanae)
Encyrtid wasp (Tachinaephagus zealandicus)
Endothia fungus (Endothia singularis)
Engelmann spruce (Picea engelmannii)
Engelmann Spruce-Subalpine Fir
Engelmann's aster (Eucephalus engelmannii)
Engelmann's hedgehog cactus (Echinocereus engelmannii)
English catchfly (Silene gallica)
English daisy (Bellis perennis)
English elm (Ulmus procera)
English hawthorn (Crataegus monogyna)
English holly (Ilex aquifolium)
English ivy (Hedera helix)
English oak (Quercus robur)
English violet (Viola odorata)
English walnut (Juglans regia)
English yew (Taxus baccata)
engraver beetle (Ips acuminatus)
ensign coccid (Orthezia insignis)
ensign coccid (Orthezia annae)
ensign wasp (Evania appendigaster)
Enterobacter bulb decay (Enterobacter cloacae)
entodon moss (Entodon macropodus)
Entoloma mushrooms (Entoloma spp.)
entomopathogenic nematode (Heterorhabditis bacteriophora)
entomophagus fungi (Entomophaga grylli)
entomophagus fungi (Entomophthora spp.)
entomophagus fungi (Erynia spp.)
entomophagus fungi (Pandora gammae)
entomophagus fungi (Thelohania solenopsae)
entomophagus fungi (Zoophthora radicans)
Entomosporium leaf spot (Diplocarpon mespili)
Epicoccum fungus (Epicoccum nigrum)
epicormic branch
Epidermal Separation (silvering)
Epimedium (Epimedium x rubrum)
erect pricklypear (Opuntia stricta)
ergot (Claviceps paspali)
ergot (Claviceps purpurea)
eriogonum eriococcin (Eriococcus eriogoni)
Eriophyid mite (Eriophyes tiliae)
Eriophyid mite (Eriophyes populi)
Eriophyid mite (Eriophyes triradiatus)
Eriophyid mite (Floracarus spp.)
Eriophyid mite (Cecidophyes psilonotus)
Eriophyid mite (Aceria varia)
Eriophyid mite (Aceria fraxini)
Eriophyid mite (Aceria tenella)
Eriophyid mite (Aceria macrochela)
Eriophyid mite (Aceria heteronyx)
Eriophyid mite (Aceria dispar)
Eriophyid mite (Aceria populi)
Eriophyid mite (Aceria macrorrhyncha)
Eriophyid mite (Aceria nervisequa)
Eriophyid mite (Aceria macrotricha)
Eriophyid mite (Aceria fraxinivora)
Eriophyid mite (Aceria stenaspis)
Eriophyid mite (Aculops tetanothrix)
Eriophyid mite (Phyllocoptes fructiphilus)
Eriophyid mite
Eriophyid mites (Eriophyes spp.)
ermine moth (Argyresthia laevigatella)
Erythraeid mite (Leptus spp.)
erythrina gall wasp (Quadrastichus erythrinae)
esther moth (Hypagyrtis esther)
estrellita (Asteranthera ovata)
Ethiopian fruit fly (Dacus ciliatus)
eucalyptus (Eucalyptus spp.)
eucalyptus borer (Phoracantha recurva)
eucalyptus canker (Cryphonectria cubensis)
eucalyptus longhorned borer (Phoracantha semipunctata)
eucalyptus psyllid (Blastopsylla occidentalis)
eucalyptus weevil (Gonipterus gibberus)
eucalyptus weevil (Gonipterus scutellatus)
eucalyptus weevil (Gonipterus pulverulentus)
eugenia psyllid (Trioza eugeniae)
Eulophid wasp (Elachertus fenestratus)
Eulophid wasp (Dicladocerus westwoodii)
Eulophid wasp (Dicladocerus japonicus)
Eulophid wasp (Colpoclypeus florus)
Eulophid wasp (Chrysocharis laricinellae)
Eulophid wasp (Tetrastichus setifer)
Eulophid wasp (Tetrastichus triozae)
Eulophid wasp (Thripobius semiluteus)
Eulophid wasp (Tamarixia radiata)
Eulophid wasp (Necremnus metalarus )
Eulophid wasps (Euplectrus spp.)
Eumenid wasp
euonymus caterpillar (Yponomeuta cagnagella)
euonymus leaf notcher (Sinica sinica)
euonymus scale (Unaspis euonymi)
eupatorium gall fly (Procecidochares utilis)
euphorbia pit scale (Planchonia stentae)
Eurasian badger (Meles meles)
Eurasian collared-dove (Streptopelia decaocto)
Eurasian pine adelgid (Pineus pini)
Eurasian red squirrel (Sciurus vulgaris)
Eurasian ruffe (Gymnocephalus cernuus)
Eurasian teal (Anas crecca)
Eurasian watermilfoil (Myriophyllum spicatum)
European alder (Alnus glutinosa)
European alder leafminer (Fenusa dohrnii)
European apple sawfly (Hoplocampa testudinea)
European ash (Fraxinus excelsior)
European aspen (Populus tremula)
European barberry (Berberis vulgaris)
European bark beetle predator (Glischrochilus quadripunctatus)
European beachgrass (Ammophila arenaria)
European beaver (Castor fiber)
European beech (Fagus sylvatica)
European Beech Leafhopper (Fagocyba cruenta)
European birch aphid (Euceraphis punctipennis)
European bird cherry (Prunus padus)
European bison (Bison bonasus)
European black currant (Ribes nigrum)
European blackberry (Rubus fruticosus)
European brown snail (Cornu aspersum)
European buckthorn (Rhamnus cathartica)
European centaury (Centaurium erythraea)
European chafer (Rhizotrogus majalis)
European chestnut (Castanea sativa)
European columbine (Aquilegia vulgaris)
European corn borer (Ostrinia nubilalis)
European crabapple (Malus sylvestris)
European cranberrybush (Viburnum opulus)
European cranberrybush (Viburnum opulus)
european crane flies (Tipula spp.)
European crane fly (Tipula paludosa)
European dewberry (Rubus caesius)
European earwig (Forficula auricularia)
European earwigs (Forficula spp.)
European elm flea weevil (Orchestes alni)
European elm leafcurl aphid (Eriosoma ulmi)
European elm scale (Eriococcus spuria)
European elm scale (Gossyparia spuria)
European fir budworm (Choristoneura murinana)
European fir engraver beetle (Pityokteines vorontzovi)
European fire salamander (Salamandra Salamandra)
European frostweed (Xolantha guttata)
European fruit lecanium (Parthenolecanium corni)
European fruit scale (Diaspidiotus ostreaeformis)
European goat moth (Cossus cossus)
European goldenrod (Solidago virgaurea)
European gooseberry (Ribes uva-crispa)
European ground beetle (Carabus nemoralis)
European hardwood ambrosia beetle (Trypodendron domesticum)
European heliotrope (Heliotropium europaeum)
European hornbeam (Carpinus betulus)
European hornet (Vespa crabro)
European imported fire ant (Myrmica rubra)
European larch (Larix decidua)
European larch canker (Lachnellula willkommii)
European lily of the valley (Convallaria majalis)
European lyctus beetle (Lyctus linearis)
European lygaeid (Metopoplax ditomoides)
European mantid (Mantis religiosa)
European mistletoe (Viscum album)
European mistletoe variety (Viscum album)
European mountain-ash (Sorbus aucuparia)
European mouse flea (Leptopsylla segnis)
European oak bark beetle (Scolytus intricatus)
European oak leaf roller (Tortrix viridana)
European pasqueflower (Pulsatilla vulgaris)
European peach scale (Parthenolecanium persicae)
European Peacock Butterfly (Nymphalis io)
European pepperwort (Marsilea quadrifolia)
European pine sawfly (Neodiprion sertifer)
European pine shoot moth (Rhyacionia buoliana)
European pine vole (Microtus subterraneus)
European Polecat (Mustela putorius)
European privet (Ligustrum vulgare)
European red mite (Panonychus ulmi)
European red raspberry (Rubus idaeus)
European red slug (Arion rufus)
European red-bellied clerid (Thanasimus formicarius)
European rhinoceros beetle (Oryctes nasicornis)
European rosette willow gall midge (Rabdophaga rosaria)
European shot-hole borer (Xyleborus dispar)
European silver fir weevil (Pissodes piceae)
European skipper (Thymelicus lineola)
European smoketree (Cotinus coggygria)
European snail (Xerotricha conspurcata)
European snout beetle (Phyllobius oblongus)
European spindletree (Euonymus europaeus)
European spruce bark beetle (Ips typographus)
European spruce bud moth (Zeiraphera ratzeburgiana)
European spruce needle miner (Epinotia nanana)
European spruce sawfly (Gilpinia hercyniae)
european starling (Sturnus vulgaris)
European sticktight (Lappula squarrosa)
European thimbleweed (Anemone nemorosa)
European turkey oak (Quercus cerris)
European water vole (Arvicola terrestris)
European waterstarwort (Callitriche stagnalis)
European web-spinning larch sawfly (Cephalcia lariciphila)
European white birch (Betula pendula)
European white elm (Ulmus laevis)
European wood mouse (Apodemus sylvaticus)
European Yew and European Beech
Eurytomid wasps (Eurytoma spp.)
Eutypella canker (Eutypella parasitica)
Eutypella canker (Eutypella sorbi)
Evan's reindeer lichen (Cladonia evansii)
evening grosbeak (Coccothraustes vespertinus)
evening-primrose (Oenothera spp.)
Everglades CISMA African Python Survey 2010
Everglades National Park
evergreen candytuft (Iberis sempervirens)
evergreen clematis (Clematis vitalba)
evergreen forest warbler (Bradypterus lopezi)
evergreen mock orange (Philadelphus karwinskianus)
everlasting peavine (Lathyrus latifolius)
exotic baridine weevil of Amaryllidaceae (An undescribed species)
exotic bush honeysuckles (Lonicera spp.)
exotic snail (Polydontes lima)
exotic weevil (Myllocerus undecimpustulatus)
exposed roots
eye spot (Kabatiella zeae)
eye spot (Phyllosticta minima)
eye-spotted lady beetle (Anatis mali)
eyed brown (Satyrodes eurydice)
eyed longhorn beetle (Oberea oculata)
eyed squeaker (Saperda perforata)
eyelash viper (Bothriechis schlegelii)
eyespot (Oculimacula spp.)
eyespot gall (Acericecis ocellaris)
face fly (Musca autumnalis)
fairy fan (Spathularia flavida)
fairy primrose (Primula malacoides)
fairy rings
fairy slipper (Calypso bulbosa)
fairy-ring leaf spot (Mycosphaerella dianthi)
fairywand (Chamaelirium luteum)
fake plants
falcate orangetip (Anthocharis midea)
fall armyworm (Spodoptera frugiperda)
fall cankerworm (Alsophila pometaria)
fall color
fall hawkbit (Leontodon autumnalis)
fall panicum (Panicum dichotomiflorum)
fall phlox (Phlox paniculata)
Fall spruce needle moth (Argyrotaenia occultana)
fall webworm (Hyphantria cunea)
false 'ohe (Munroidendron racemosum)
false aloe (Manfreda virginica)
false armored scale (Conchaspis cordiae)
false assegai (Maesa lanceolata)
false bird of paradise (Heliconia rostrata)
false buttonweed (Spermacoce articularis)
false chinch bug (Nysius raphanus)
false codling moth (Thaumatotibia leucotreta)
false flowering spurge (Euphorbia pubentissima)
false foxglove (Agalinis spp.)
false garlic (Nothoscordum bivalve)
false green kyllinga (Kyllinga gracillima)
false hellebore (Veratrum viride)
false hemlock looper (Nepytia canosaria)
false honey ant (Prenolepis imparis)
false Japanese beetle (Strigoderma arboricola)
false lily of the vally (Maianthemum dilatatum)
false lily-of-the-valley (Maianthemum canadense)
False Map Turtle (Graptemys pseudogeographica)
false mayweed (Tripleurospermum maritimum)
false mermaidweed (Floerkea proserpinacoides)
false morel (Gyromitra esculenta)
false nutsedge (Cyperus strigosus)
false parasol or green-spored parasol (Chlorophyllum molybdites)
false pit scale (Lecanodiaspis rufescens)
false pit scale (Lecanodiaspis yuccae)
false pit scale (Lecanodiaspis hodgsoni)
false pit scales (Lecanodiaspis spp.)
false poison sumac (Rhus michauxii)
false potato beetle (Leptinotarsa texana)
false potato beetle (Leptinotarsa juncta)
false ringlet (Coenonympha oedippus)
false root-knot nematode (Nacobbus aberrans)
false rosemary (Conradina canescens)
false smut (Ustilaginoidea virens)
false sowthistle (Reichardia tingitana)
false spider mite (Pentamerismus taxi)
false spiraea (Sorbaria sorbifolia)
false stable fly (Muscina stabulans)
false tinder polypore (Phellinus igniarius)
false turkey tail (Stereum ostrea)
false turkey tail (Stereum gausapatum)
fan clubmoss (Lycopodium digitatum)
fanshell (Cyprogenia stegaria)
fanwort (Cabomba caroliniana)
farm
Fasciated Tiger-Heron (Tigrisoma fasciatum)
fasciation
fat dormouse (Myoxus glis)
Father David's maple (Acer davidii)
Faurie's panicgrass (Panicum fauriei)
Faurie's panicgrass (Panicum fauriei)
feather fingergrass (Chloris virgata)
feather reed grass (Calamagrostis x acutiflora)
feather-winged beetle
feathered thorn (Colotois pennaria)
featherleaf fleabane (Erigeron pinnatisectus)
featherleaf pepperweed (Lepidium pinnatifidum)
featherlegged orbweaver (Uloborus glomosus)
feathertop (Pennisetum villosum)
feathery false lily of the valley (Maianthemum racemosum)
February daphne (Daphne mezereum)
felling
felt fungi (Septobasidium pseudopedicellatum)
felt lichen (Peltigera aphthosa)
felt scale (Ovaticoccus agavium)
felt scale (Ovaticoccus salviae)
felt scale (Oregmopyga eriogoni)
felt scale (Oregmopyga neglectus)
feltleaf willow (Salix alaxensis)
felwort (Swertia perennis)
fence
fence morning-glory (Ipomoea ochracea)
Fendler's ceanothus (Ceanothus fendleri)
Fendler's cowbane (Oxypolis fendleri)
Fendler's groundsel (Packera fendleri)
Fendler's meadow-rue (Thalictrum fendleri)
Fendler's ragwort (Senecio fendleri)
Fendler's rockcress (Arabis fendleri)
Fendler's sandwort (Arenaria fendleri)
Fendler's waterleaf (Hydrophyllum fendleri)
fennec fox (Vulpes zerda)
fennel (Foeniculum vulgare)
Feralia major (Feralia major)
Fergusonina flies (Fergusonina spp.)
fern scale (Pinnaspis aspidistrae)
fernleaf biscuitroot (Lomatium dissectum)
fernleaf phacelia (Phacelia bipinnatifida)
fernleaf yarrow (Achillea filipendulina)
fernleaf yellow false foxglove (Aureolaria pedicularia)
Ferruginous Pygmy Owl (Glaucidium brasilianum)
ferry stool mushroom (Coltricia perennis)
fertigation
fertilization
fertilizer salt injury
fescue (Festuca vaginata)
fetid marigold (Dyssodia papposa)
fetterbush lyonia (Lyonia lucida)
fever tree (Acacia xanthophloea)
feverfew (Tanacetum parthenium)
fewleaf sunflower (Helianthus occidentalis)
fiber head (Inocybe spp.)
fibrousroot sedge (Carex communis)
fiddleleaf dock (Rumex pulcher)
fiddleleaf hawksbeard (Crepis runcinata)
fiddler beetle (Eupoecila australasiae)
Fidler crab (Uca spp.)
field bindweed (Convolvulus arvensis)
field bindweed moth (Tyta luctuosa)
field brome (Bromus arvensis)
field chickweed (Cerastium arvense)
field chickweed (Cerastium arvense)
field cricket (Gryllus pennsylvanicus)
field crickets (Gryllus spp.)
field dodder (Cuscuta pentagona)
field eryngo (Eryngium campestre)
field fescue (Festuca arvernensis)
field horsetail (Equisetum arvense)
field Indian paintbrush (Castilleja arvensis)
field madder (Sherardia arvensis)
field marigold (Calendula arvensis)
field mint (Mentha arvensis)
field mustard (Brassica rapa)
field pansy (Viola bicolor)
field paspalum (Paspalum laeve)
field pennycress (Thlaspi arvense)
field pepperweed (Lepidium campestre)
field poppy (Papaver dubium)
field sandbur (Cenchrus spinifex)
field speedwell (Veronica agrestis)
field violet (Viola arvensis)
fierce ground beetle (Pasimachus depressus)
fiery skipper (Hylephila phyleus)
fig buttercup (Ficaria verna)
fig longicorn beetle (Acalolepta vastator)
fig scale (Lepidosaphes conchiformis)
fig wax scale (Ceroplastes rusci)
fig/banyan (Ficus spp.)
figleaved goosefoot (Chenopodium ficifolium)
Fiji fan palm (Pritchardia pacifica)
filbertworm (Cydia latiferreana)
filmy dome spider (Neriene radiata)
fin whale (Balaenoptera physalus)
finches
finebranched popcornflower (Plagiobothrys leptocladus)
fineleaf hymenopappus (Hymenopappus filifolius)
finelined pocketbook (Lampsilis altilis)
finger speedwell (Veronica triphyllos)
fir (Abies spp.)
fir and spruce canker
fir bark beetle (Cryphalus piceae)
fir bark beetle (Pityokteines spinidens)
fir bark beetle (Pityophthorus pityographus)
fir broom rust (Melampsorella caryophyllacearum)
fir dwarf mistletoe (Arceuthobium abietinum)
fir engraver (Scolytus ventralis)
fir mistletoe (Phoradendron pauciflorum)
fir needle cast (Lirula abietis-concoloris)
fir needle cast (Isthmiella quadrispora)
fir needle cast (Isthmiella abietis)
fir needle casts (Lirula spp.)
fir needle rusts (Pucciniastrum spp.)
fir-fireweed rust (Pucciniastrum epilobii)
fire
fire ant (Solenopsis geminata)
fire ant decapitating flies (Pseudacteon spp.)
fire ant decapitating fly (Pseudacteon curvatus)
fire blight (Erwinia amylovora)
fire lily (Cyrtanthus spp.)
fire pink (Silene virginica)
fire-colored beetles
firebrat (Thermobia domestica)
firecracker cactus (Cleistocactus baumannii)
fireflies (Photinus spp.)
fireflies (Photuris spp.)
fireflies or lightning bugs
firefly (Ellychnia corrusca)
firefly (Photinus pyralis)
firefly (Pyropyga minuta)
firefly (Pleotomus pallens)
firetree (Morella faya)
fireweed (Chamerion angustifolium)
fireworks
fish hatchery
fishing
fishing spider (Dolomedes tenebrosus)
fishpoison (Tephrosia purpurea)
Fitch's tarweed (Hemizonia fitchii)
five-spot burnet (Zygaena trifolii)
fiveangled dodder (Cuscuta pentagona)
fivehook bassia (Bassia hyssopifolia)
fiveleaf yam (Dioscorea pentaphylla)
fivenerve helianthella (Helianthella quinquenervis)
fivepetal cliffbush (Jamesia americana)
fivestamen miterwort (Mitella pentandra)
fivestamen tamarisk (Tamarix chinensis)
flabellate grasshopper (Melanoplus occidentalis)
flaky waxy cap (Hygrophorus chrysodon)
flame azalea (Rhododendron calendulaceum)
flame bottletree (Brachychiton acerifolius)
flame lily (Gloriosa superba)
flame skimmer (Libellula saturata)
Flame-throated Warbler (Parula gutturalis)
flamevine (Pyrostegia venusta)
flamingo (Phoenicopterus spp.)
flamingo flower (Anthurium andraeanum)
flap-necked chameleon (Chamaeleo dilepsis)
flat bark beetle (Cucujus clavipes)
flat bark beetle
flat bark beetle (Silvanus bidentatus)
flat bark beetle (Telephanus spp.)
flat grain beetle (Cryptolestes pusillus)
flat headed woodborer (Buprestis novemmaculata)
flat mite (Brevipalpus spp.)
flat worm (Schistosoma mansoni)
flat-spiked sedge (Carex planispicata)
flat-top goldentop (Euthamia graminifolia)
flatbud pricklypoppy (Argemone munita)
flathead catfish (Pylodictis olivaris)
flatheaded appletree borer (Chrysobothris femorata)
flatheaded borer (Poecilonota thureura)
flatheaded cone borer (Chrysophana placida)
flatheaded fir borer (Phaenops drummondi)
flatheaded or metallic wood borer
flatheaded pine borer (Phaenops gentilis)
flatid planthopper
flatid planthoppers (Flatormenis chloris)
flatid planthoppers (Ormenoides venusta)
flatsedge (Cyperus spp.)
flatsedge (Cyperus glomeratus)
flatsedge (Cyperus odoratus)
flatworm (Diphyllobothrium latum)
flax dodder (Cuscuta epilinum)
flaxleaf pimpernel (Anagallis monelli)
flaxleaf plainsmustard (Schoenocrambe linifolia)
flea beetle (Aphthona seriata)
flea beetle (Altica ignita)
flea beetle (Kuschelina barberi)
flea beetle (Phyllotreta ochripes)
flea beetle (Trachyaphthona sordida)
flea beetles (Epitrix spp.)
flea beetles (Altica spp.)
flea beetles (Aphthona spp.)
flea beetles (Chaetocnema spp.)
flea beetles (Phyllotreta spp.)
flea beetles (Omophoita spp.)
fleabanes (Erigeron spp.)
fleas (Hoplopsyllus spp.)
fleas
fleas
fleas
fleas
fleas - Subfamily Tunginae
fleecy milk-cap (Lactarius vellereus)
flesh flies
flesh flies (Sarcophaga spp.)
fletcher scale (Parthenolecanium fletcheri)
Fletcher's eupithecia (Eupithecia fletcherata)
flightless cormorant (Phalacrocorax harrisi)
flixweed (Descurainia sophia)
floating bladderwort (Utricularia inflata)
floating pennywort (Hydrocotyle ranunculoides)
floating waterprimrose (Ludwigia repens)
flooding/high water
florella moth (Syngamia florella)
Florida anisetree (Illicium floridanum)
Florida beggarweed (Desmodium tortuosum)
Florida betony (Stachys floridana)
Florida clover ash (Tetrazygia bicolor)
Florida cooter (Pseudemys concinna)
Florida hoarypea (Tephrosia florida)
Florida hobblebush (Agarista populifolia)
Florida hopbush (Dodonaea viscosa)
Florida nutmeg (Torreya taxifolia)
Florida panther (Puma concolor)
Florida paspalum (Paspalum floridanum)
Florida pellitory (Parietaria floridana)
Florida pine snake (Pituophis melanoleucus)
Florida pusley (Richardia scabra)
Florida red scale (Chrysomphalus aonidum)
Florida redbelly turtle (Pseudemys nelsoni)
Florida softshell (Apalone ferox)
Florida strangler fig (Ficus aurea)
Florida wax scale (Ceroplastes floridensis)
Florida wild lettuce (Lactuca floridana)
Florida yew (Taxus floridana)
Floury leaf spot (Mycovellosiella phaseoli)
flower beetle (Gymnetis caseyi)
Flower blights (Choanephora spp.)
flower feeding weevil (Nanophyes marmoratus)
flower fly (Milesia virginensis)
flower hermit beetle (Osmoderma eremicola)
flower longhorn (Strangalia luteicornis)
flower longhorn (Stictoleptura canadensis)
flower scarab beetle (Trichiotinus affinis)
flower spider (Misumena vatia)
flower spider (Misumena spp.)
flower thrips (Frankliniella spp.)
flower wasps
flower-bud weevil (Anthonomus tenebrosus)
flowering ash (Fraxinus ornus)
flowering dogwood (Cornus florida)
flowering plum (Prunus triloba)
flowering quince (Chaenomeles speciosa)
flowering rush (Butomus umbellatus)
flowering spurge (Euphorbia corollata)
flowering stone (Dinteranthus microspermus)
flowery phlox (Phlox multiflora)
flue-cured tobacco (Nicotiana tabacum)
fluid arches moth (Morrisonia latex)
flush cut
fluted black elfin saddle (Helvella lacunosa)
fluted kidneyschell (Ptychobranchus subtentum)
fluted shell (Lasmigona costata)
fluted white elfin saddle mushroom (Helvella crispa)
fly agaric (Amanita muscaria)
flypoison (Amianthium muscitoxicum)
foamflower (Tiarella wherryi)
fog
folded calicoflower (Downingia ornatissima)
foliar nematode (Aphelenchoides ritzemabosi)
foliar nematode (Subanguina chilensis)
foliar nematodes (Aphelenchoides spp.)
foot rot (Pseudocercosporella herpotrichoides)
foot rot (Plenodomus destruens)
foothill bladderpod (Lesquerella ludoviciana)
foreign grain beetle (Ahasverus advena)
forest bachac (Atta cephalotes)
forest caterpillar hunter (Calosoma sycophanta)
forest dormouse (Dryomys nitedula)
forest mirrorplant (Coprosma foliosa)
forest newtonia (Newtonia buchananii)
forest nursery
forest redgum (Eucalyptus tereticornis)
forest tent caterpillar (Malacosoma disstria)
forest wild coffee (Psychotria mariniana)
forest yellowjacket (Vespula acadica)
forester caterpillars (Alypia spp.)
Fork-tailed Flycatcher (Tyrannus savana)
forked rush (Juncus dichotomus)
formosa firethorn (Pyracantha koidzumii)
formosan subterranean termite (Coptotermes formosanus)
forster's tern (Sterna forsteri)
forsythia (Forsythia spp.)
Fortune's osmanthus (Osmanthus x fortunei)
fountaingrass (Pennisetum spp.)
four-dotted Agonopterix moth (Agonopterix robiniella)
four-spot roach (Eublaberus distanti)
four-spotted owlfly (Ululodes quadripunctatus)
four-spotted tree cricket (Oecanthus quadripunctatus)
foureyed spruce bark beetle (Polygraphus rufipennis)
fourleaf manyseed (Polycarpon tetraphyllum)
fourlined plant bug (Poecilocapsus lineatus)
fourspike heliotrope (Heliotropium procumbens)
fourvalve mimosa (Mimosa quadrivalvis)
fourwing saltbush (Atriplex canescens)
fowl bluegrass (Poa palustris)
fox grape (Vitis labrusca)
fox sedge (Carex vulpinoidea)
fox squirrel (Sciurus niger)
foxglove (Digitalis purpurea)
foxglove aphid (Aulacorthum solani)
foxtail barley (Hordeum jubatum)
foxtail brome (Bromus madritensis)
foxtail flatsedge (Cyperus alopecuroides)
foxtail millet (Setaria italica)
foxtail pine (Pinus balfouriana)
foxtail pricklegrass (Crypsis alopecuroides)
Fragile Forktail (Ischnura posita)
fragrant bedstraw (Galium triflorum)
fragrant dracaena (Dracaena fragrans)
fragrant kyllinga (Kyllinga odorata)
fragrant sumac (Rhus aromatica)
fragrant waterlily (Nymphaea odorata)
fragrant white sand verbena (Abronia elliptica)
Frank sedge (Carex frankii)
Franklin's gull (Larus pipixcan)
Fraser fir (Abies fraseri)
Fraser's cymophyllus (Cymophyllus fraserianus)
Freeman maple (Acer x freemanii)
freesia (Freesia spp.)
Fremont's deathcamas (Zigadenus fremontii)
Fremont's goldfields (Lasthenia fremontii)
Fremont's mahonia (Mahonia fremontii)
French broom (Genista monspessulana)
French marigold (Tagetes patula)
French rose (Rosa gallica)
French tamarisk (Tamarix gallica)
frenching
friction hitch
fringed bluestar (Amsonia ciliata)
fringed brome (Bromus ciliatus)
fringed grass of Parnassus (Parnassia fimbriata)
fringed grass of Parnassus (Parnassia fimbriata)
fringed loosestrife (Lysimachia ciliata)
fringed rosemallow (Hibiscus schizopetalus)
fringed sedge (Carex crinita)
fringed star orchid (Epidendrum ciliare)
fringed wattle (Acacia fimbriata)
fringed willowherb (Epilobium ciliatum)
fringed willowherb (Epilobium ciliatum)
fringed yellow star-grass (Hypoxis juncea)
fringeleaf wild petunia (Ruellia humilis)
fritillary (Speyeria spp.)
frog-eye leafspot (Cercospora nicotianae)
frogeye leaf spot (Cercospora sojina)
froghopper (Cercopis sanguinolenta)
froghopper (Cercopis vulnerata)
froghopper (Cercopis spp.)
front range beardtongue (Penstemon virens)
front range twinpod (Physaria bellii)
frost and winter injury (general)
frost protection
frosted green (Polyploca ridens)
fruit flies (Anastrepha spp.)
fruit flies (Bactrocera spp.)
fruit fly (Bactrocera alyxiae)
fruit fly (Bactrocera endiandrae)
fruit fly (Bactrocera laticaudus)
fruit fly (Bactrocera manskii)
fruit fly (Bactrocera mayi)
fruit fly (Bactrocera musae)
fruit fly (Bactrocera visenda)
fruit fly (Acidia cognata)
fruit fly (Dacus newmani)
fruit fly (Trupanea cratericola)
fruit fly (Trupanea crassipes)
fruit piercing moth (Eudocima fullonia)
fruit rot (Phomopsis vexans)
fruit-tree root weevil (Leptopius robustus)
fruittree leafroller (Archips argyrospila)
fuchsia (Fuchsia spp.)
fuchsia begonia (Begonia foliosa)
fuchsia gum (Eucalyptus forrestiana)
fuelwood
Fuller rose beetle (Naupactus cervinus)
Fuller's teasel (Dipsacus fullonum)
Fuller's teasel (Dipsacus sativus)
fumitory (Fumaria spp.)
fumitory (Fumaria schleicheri)
funeral bell (Galerina marginata)
funereal duskywing (Erynnis funeralis)
Fungal disease of bees (Cordyceps spp.)
fungicides
fungus
fungus (Sclerotium delphinii)
fungus (Tubakia dryina)
fungus gnat
funnel cap (Clitocybe gibba)
funnel web spider (Agelenopsis spp.)
furniture beetle (Anobium punctatum)
furniture carpet beetle (Anthrenus flavipes)
furrow irrigation
Fusarium cortical stem rot (Fusarium avenaceum)
Fusarium damping-off (Fusarium solani)
Fusarium damping-off (Fusarium oxysporum)
Fusarium wilt (Fusarium oxysporum)
Fusarium wilt (Fusarium oxysporum)
Fusarium wilt (Fusarium oxysporum)
Fusarium wilt (Fusarium poae)
Fusarium wilt (Fusarium oxysporum)
Fusarium wilt (Fusarium oxysporum)
Fusarium wilt (Fusarium oxysporum)
Fusarium wilt (Fusarium oxysporum)
Fusarium wilt (Fusarium oxysporum)
Fusarium wilt (stem rot) (Fusarium oxysporum)
Fusarium wilt of cotton (Fusarium oxysporum)
Fusarium wilts, blights, rots and damping-off (Fusarium spp.)
fuscate groundsel (Tephroseris lindstroemii)
Fusicoccum canker (Fusicoccum putrefaciens)
fusiform rust (Cronartium quercuum)
fuzzy pride-of-Rochester (Deutzia scabra)
fuzzy wuzzy sedge (Carex hirsutella)
fuzzyfruit nightshade (Solanum candidum)
gadwall (Anas strepera)
gaint sand treader cricket (Daihinibaenetes giganteus)
Gairdner's beardtongue (Penstemon gairdneri)
Galah (Eolophus roseicapilla)
Galapagos Dove (Zenaida galapagoensis)
Galapagos fur seal (Arctocephalus galapagoensis)
Galapagos Giant Tortoise (Chelonoidis nigra)
Galapagos Hawk (Buteo galapagoensis)
Galapagos Land Iguana (Conolophus subcristatus)
Galapagos Mockingbird (Nesomimus parvulus)
Galapagos penguin (Spheniscus mendiculus)
Galapagos sea lion (Zalophus wollebaeki)
Galapagos tomato (Solanum cheesmaniae)
Galappagos lava lizard (Microlophus albemarlensis)
Galerina mushroom (Galerina spp.)
gall flies (Urophora spp.)
gall fly (Asphondylia capsici)
gall midge (Camptomyia spp.)
gall midge (Cecidomyia pini)
gall midge (Dasineura capsulae)
gall midge (Didymomyia tiliacea)
gall midge (Dryomia circinnans)
gall midge (Craneiobia corni)
gall midge (Contarinia subulifex)
gall midge (Contarinia petioli)
gall midge (Janetia cerris)
gall midge (Harrisomyia vitrina)
gall midge (Hartigiola annulipes)
gall midge (Mikiola fagi)
gall midge (Macrodiplosis volvens)
gall midge (Lasioptera populnea)
gall midge (Taxodiomyia cupressi)
gall midge (Rabdophaga strobilina)
gall midge (Rabdophaga salicis)
gall midge (Obolodiplosis robiniae)
gall midge (Physemocecis hartigi)
gall midges (Asynapta spp.)
gall midges
gall rust of jack pine (Cronartium quercuum)
gall rust of Virginia pine (Cronartium quercuum)
gallberry (Ilex glabra)
gallmaking maple borer (Xylotrechus aceris)
galls
Gambel oak (Quercus gambelii)
Gambel's quail (Callipepla gambelii)
gangrene (Phoma exigua)
Ganoderma butt rot of palm (Ganoderma zonatum)
Ganoderma root and butt rot (Ganoderma australe)
Ganoderma root and butt rot (Ganoderma oregonense)
Ganoderma root and butt rot (Ganoderma lucidum)
Ganoderma root rots (Ganoderma spp.)
garden armyworm (Spodoptera latifascia)
garden chafer beetle (Phyllopertha horticola)
garden cress (Lepidium sativum)
garden croton (Codiaeum variegatum)
garden dormouse (Eliomys pallidus)
garden fleahopper (Halticus bractatus)
garden leek (Allium porrum)
garden loosestrife (Lysimachia vulgaris)
garden onion (Allium cepa)
garden orach (Atriplex hortensis)
garden pea (Pisum sativum)
garden plum (Prunus domestica)
garden rhubarb (Rheum rhabarbarum)
garden rose tortricid moth (Acleris variegana)
garden sorrel (Rumex acetosa)
garden spider (Argiope spp.)
garden spurge (Chamaesyce hirta)
garden symphylan (Scutigerella immaculata)
garden tiger moth (Arctia caja)
garden vetch (Vicia sativa)
garden webworm (Achyra rantalis)
garden weevil (Phlyctinus callosus)
gardens
garlic mustard (Alliaria petiolata)
garter snakes (Thamnophis spp.)
gasplant (Dictamnus albus)
gastroid mushroom (Gastrocybe spp.)
Gaudichaud's halberd fern (Tectaria gaudichaudii)
Gaudichaud's sawsedge (Morelotia gahniiformis)
Gaudichaud's senna (Senna gaudichaudii)
gaywings (Polygala paucifolia)
Gelechiid moth (Chrysoesthia sexguttella)
Gelechiid moth (Anacampsis populella)
Gelechiid moth (Anacampsis spp.)
Gelechiid moths (Coleotechnites spp.)
Gelechiid moths
gemmed satyr (Cyllopsis gemma)
gemsbok (Oryx gazella)
general abiotic stresses
genetic abnormalities
genetic improvement
gentian (Gentiana brachyphylla)
geologic feature
Geometrid moth (Hydriomena divisaria)
Geometrid moth (Lambdina vitraria)
Geometrid moth (Lycia hirtaria)
Geometrid moth (Lycia ypsilon)
Geometrid moth (Cyclophora nanaria)
Geometrid moth (Digrammia continuata)
Geometrid moth (Caripeta angustiorata)
Geometrid moth (Anacamptodes fragilaria)
Geometrid moth (Agriopis marginaria)
Geometrid moth
Geometrid moth (Nemoria diamesa)
Geometrid moth (Peribatodes rhomboidaria)
Geometrid moth (Pleuroprucha insulsaria)
Geometrid moth (Prochoerodes lineola)
Geometrid moth (Scotorythra spp.)
Geometrid moth (Scioglyptis lyciaria)
Geometrid moth (Xanthotype spp.)
Geometrid moths (Hypagyrtis spp.)
Georgia
Georgia aster (Symphyotrichum georgianum)
Georgia oak (Quercus georgiana)
Georgia plume (Elliottia racemosa)
geotextile fabric
Geraldton carnation weed (Euphorbia terracina)
Geraldton wax (Chamelaucium uncinatum)
geranium (Geranium x cantabrigiense)
geranium (Geranium spp.)
geranium (Pelargonium spp.)
geranium aralia (Polyscias guilfoylei)
geranium bronze (Cacyreus marshalli)
gerenuk (Litocranius walleri)
German cockroach (Blattella germanica)
German false tamarisk (Myricaria germanica)
German velvetgrass (Holcus mollis)
German yellowjacket (Vespula germanica)
germander beardtongue (Penstemon teucrioides)
germander speedwell (Veronica chamaedrys)
geum (Geum coccineum)
Geyer's sedge (Carex geyeri)
geysers
ghost ant (Tapinoma melanocephalum)
ghost gum (Corymbia papuana)
giant airplant (Tillandsia fasciculata)
giant angelica (Angelica ampla)
Giant Anteater (Myrmecophaga tridactyla)
giant bark aphid (Longistigma caryae)
giant burreed (Sparganium eurycarpum)
giant cane (Arundinaria gigantea)
giant club cactus (Cereus repandus)
giant coccid (Icerya pulcher)
giant coccid (Kuwania quercus)