rust (Puccinia helianthi ) on sunflower (Helianthus spp. ) - 5361615

rust
Puccinia helianthi Schwein.

Host: sunflower (Helianthus spp. L.)
Descriptor: Symptoms
Description: A sunflower head with red rust infection caused by Puccinia helianthi in the field.
Image type: Field
Image location: United States

Specimen Information

Specimen in collection: No
Specimen Condition:
Identification Method:

Photographer Information

Name: Howard F. Schwartz
Organization: Colorado State University
Country: United States

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Image Number: 5361615

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Image Citation:(?) Howard F. Schwartz, Colorado State University, Bugwood.org

Node Affiliation: Colorado State University

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Image uploaded on Friday, January 25, 2008
Image Information last updated on Wednesday, June 18, 2008