white pine blister rust
Cronartium ribicola J. C. Fisch.

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    Symptoms (4)
    Research (1)
    Sign (1)

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Field (4)
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    Dorsal / Abaxial / Back (1)

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    Joseph O'Brien (3)
    Mike Schomaker (1)
    Robert L. Anderson (1)
    USDA Forest Service - Region 8 - Southern Archive (1)

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5061062
5061062
Symptoms
Joseph O'Brien

5040085
5040085
Symptoms
Joseph O'Brien

5056094
5056094
Research
Joseph O'Brien

5366979
5366979
Sign
Mike Schomaker

1501086
1501086
Symptoms
USDA Forest Service - Region 8 - Southern Archive

3036010
3036010
Symptoms
Robert L. Anderson