Observation 116676: Collema F.H. Wigg.
When: 2009-10-21
Herbarium specimen reported

Notes: HABITAT moist forest; SUBSTRATE base of Quercus; ASPECT mostly shaded; NOTES on base of trunk of old oak? in low valley bottom; THALLUS globular to branched cylindrical isidia abundant especially on sharp ridges of wrinkles, color olive-black.

The typical species around here on bark is C. furfuraceum, but it is characterized by broad pustules which this has none of. C. subflaccidum is also isidiate and on bark, but it should have globular isidia, and this has cylindrical isidia.

Images

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20091021-31.jpg
Thallus, at 10×.
282415
20091021-32.jpg
Thallus, at 30×.
282416
20091021-33.jpg
Isidia, at 30×.

Proposed Names

29% (1)
Eye3 Eyes3
Recognized by sight

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2012-11-13 20:47:45 HST (-1000)
Last modified: 2012-11-13 20:47:48 HST (-1000)
Viewed: 5 times, last viewed: 2015-04-16 10:44:04 HST (-1000)
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