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common cocklebur
Xanthium strumarium L.

 
Categories
References
Taxonomy
Other Data Sources
Scientific Name Synonyms
Common Names
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5345019
5345019

Infestation
David J. Moorhead

5345020
5345020

Foliage
David J. Moorhead

5345021
5345021

Feature(s)
David J. Moorhead

1116018
1116018

Foliage
Charles T. Bryson

5392711
5392711

Plant(s)
John M. Randall

5392712
5392712

Fruit(s)
John M. Randall

5392713
5392713

Fruit(s)
John M. Randall

5392714
5392714

Fruit(s)
John M. Randall

5309036
5309036

Diagram or Graphic
USDA PLANTS Database

1459111
1459111

Fruit(s)
Steve Dewey

1459112
1459112

Fruit(s)
Steve Dewey

1459113
1459113

Plant(s)
Steve Dewey

1391508
1391508

Seedling(s)
John D. Byrd

2155033
2155033

Field
John D. Byrd

5362872
5362872

Seedling(s)
Phil Westra

5362873
5362873

Flower(s)
Phil Westra

5401400
5401400

Fruit(s)
Mary Ellen (Mel) Harte

5401401
5401401

Foliage
Mary Ellen (Mel) Harte

5401402
5401402

Plant(s)
Mary Ellen (Mel) Harte

5309035
5309035

Seed(s)
Steve Hurst

5285090
5285090

Plant(s)
Forest & Kim Starr

5285091
5285091

Plant(s)
Forest & Kim Starr

5285092
5285092

Plant(s)
Forest & Kim Starr

5285097
5285097

Plant(s)
Forest & Kim Starr

5285098
5285098

Feature(s)
Forest & Kim Starr

5256047
5256047

Seed(s)
Jan Samanek

5256048
5256048

Plant(s)
Jan Samanek

5256049
5256049

Plant(s)
Jan Samanek

5256050
5256050

Plant(s)
Jan Samanek

5256051
5256051

Plant(s)
Jan Samanek

5256052
5256052

Fruit(s)
Jan Samanek

5256053
5256053

Fruit(s)
Jan Samanek

5256054
5256054

Plant(s)
Jan Samanek

5256055
5256055

Fruit(s)
Jan Samanek

5256056
5256056

Fruit(s)
Jan Samanek

5256057
5256057

Fruit(s)
Jan Samanek

5256058
5256058

Plant(s)
Jan Samanek

5256059
5256059

Fruit(s)
Jan Samanek

5249014
5249014

Seedling(s)
Richard Old

5249018
5249018

Foliage
Richard Old

1555237
1555237

Seedling(s)
Ohio State Weed Lab Archive

1555238
1555238

Seedling(s)
Ohio State Weed Lab Archive

1555239
1555239

Plant(s)
Ohio State Weed Lab Archive

5403117
5403117

Foliage
Rebekah D. Wallace

5403118
5403118

Stem(s)
Rebekah D. Wallace

5403119
5403119

Stem(s)
Rebekah D. Wallace

5403120
5403120

Foliage
Rebekah D. Wallace

5403121
5403121

Stem(s)
Rebekah D. Wallace

5374595
5374595

Plant(s)
Joseph M. DiTomaso

5374596
5374596

Plant(s)
Joseph M. DiTomaso

5374597
5374597

Feature(s)
Joseph M. DiTomaso

5374598
5374598

Fruit(s)
Joseph M. DiTomaso

5396495
5396495

Flower(s)
Robert Vidéki

5396496
5396496

Flower(s)
Robert Vidéki

5396498
5396498

Plant(s)
Robert Vidéki

5399190
5399190

Foliage
Robert Vidéki

5399191
5399191

Foliage
Robert Vidéki

5399192
5399192

Plant(s)
Robert Vidéki

Taxonomic Rank
Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Subclass: Asteridae
Order: Asterales
Family: Asteraceae
Genus: Xanthium
Definition
Common cocklebur is an annual herb, with several regional varieties, native to North America. Historically, the seeds were eaten by the Carolina parakeet, which is now extinct. Plants can reach 5 ft. (1.5 m) tall with thick, reddish or black spotted stems. Leaves are alternate, triangular, weakly 3-lobed and 1.2-7 in. (3-18 cm) long. Flowering occurs in July to October when flowers develop in the axils of the leaves. Fruit are ellipsoid burs. Burs are 0.6-1.4 in. (1.5-3.5 cm) long, green to yellowish brown and covered with projecting, stout prickles. Cocklebur occurs in ditches, fields, riparian areas, pastures, croplands, seasonal wetlands and other disturbed areas. Seeds and seedlings are toxic to livestock.
References
Common Name Reference: USDA, NRCS. 2001. The PLANTS Database, Version 3.1, National Plant Data Center, Baton Rouge, LA 70874-4490 USA.

Scientific Name Reference: USDA, NRCS. 2001. The PLANTS Database, Version 3.1, National Plant Data Center, Baton Rouge, LA 70874-4490 USA.
Categories
Plants: Forbs/Herbs
Links to Other Data Sources
Plants: XAST
Bayer: XANST
GRIN: 42072
ITIS: 38692
NPDN Host: 36501
Taxonomic Synonyms
No taxonomic synonyms listed for this subject.
Other Common Names
Common Name Synonym(s): cocklebur, cockleburr, rough cocklebur