black knot (Apiosporina morbosa ) on common chokecherry (Prunus virginiana ) - 5366694

black knot
Apiosporina morbosa (Schwein.:Fr.) Arx

Host: common chokecherry (Prunus virginiana L.)
Descriptor: Sign
Description: Cross-section of the trunk of a chokecherry (Prunus virginiana) showing signs and symptoms of black knot canker (Apiosporina morbosa).
Image type: Laboratory
Image location: United States

Photographer Information

Name: William Jacobi
Organization: Colorado State University
Country: United States

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Image Number: 5366694

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Image Citation:(?) William Jacobi, Colorado State University, Bugwood.org

Node Affiliation: Colorado State University

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Image uploaded on Thursday, February 14, 2008
Image Information last updated on Tuesday, April 01, 2008