Observation 21423: Cronartium quercuum (Berk.) Miyabe ex Shirai
When: 2009-05-29
No herbarium specimen

Notes: The same stuff as in ( http://www.mushroomobserver.org/21419 ), only two of them on this twig, found in Zone 12. Extremely detailed closeup photo.

Proposed Names

33% (2)
Used references: Ziller, W. G. 1974. The Tree Rusts of Western Canada. Canadian Forestry Service Pub. No. 1329. Pacific Forest Research Centre, Victoria, B. C. 272p.
55% (1)
Recognized by sight: Eastern
Used references: Westcott’s Plant Disease Handbook 7th Edition

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2009-05-29 23:38:11 CDT (-0500)
Last modified: 2013-05-31 16:51:42 CDT (-0500)
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