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USFS Logo Research Data Archive
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Displaying items 1 - 4 of 4
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Old, target canker caused Cytospora chrysosperma on Populus tremuloides
more info/bigger image
Collection: RMRS Archive Images
Keywords: canker
forest pathology
Location: Flagstaff, Campbell's Camp; AZ; United States
Description: Old, target canker caused Cytospora chrysosperma on Populus tremuloides
Date: 10/15/1916

Fomes igniarius on Populus tremuloides.
more info/bigger image
Collection: RMRS Archive Images
Keywords: forest pathology
Organisms: aspen
basidiocarp
Location: Campbell's Camp, Flagstaff; AZ; United States
Description: Fomes igniarius on Populus tremuloides.
Date: 10/15/1916

Frost Crack on Populus sp.
more info/bigger image
Collection: RMRS Archive Images
Keywords: abiotic damage
forest pathology
Organisms: aspen
Location: Campbell Creek, near Flagstaff; AZ; United States
Description: Frost Crack on Populus sp.
Date: 10/15/1916

Spore horns of Cytospora chrysosperma (close view after partial deliquesence) on Populus tremuloides
more info/bigger image
Collection: RMRS Archive Images
Keywords: canker
forest pathology
Location: Flagstaff. near railroad station; AZ; United States
Description: Spore horns of Cytospora chrysosperma (close view after partial deliquesence) on Populus tremuloides
Date: 07/06/1915