annosum root disease (Heterobasidion annosum ) on ponderosa pine (Pinus ponderosa ) - 1241667

annosum root disease
Heterobasidion annosum (Fr) Bref.

Host: ponderosa pine (Pinus ponderosa P.& C. Lawson)
Descriptor: Symptoms
Description: These young ponderosa pines have been killed by annosus root disease. The hollow pine stump is a good indicator of annosus root disease root disease in this stand. Infected roots of this stump may extend 50 feet or more from the stump base.
Image type: Field
Image location: United States

Specimen Information

Specimen in collection: No
Specimen Condition:
Identification Method:

Photographer Information

Name: USDA Forest Service Archive
Organization: USDA Forest Service
Country: United States

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Image Number: 1241667

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Image Citation:(?) USDA Forest Service Archive, USDA Forest Service,

Node Affiliation: Bugwood - UGA

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Image uploaded on Wednesday, April 14, 2004
Image Information last updated on Tuesday, March 22, 2011