Observation 13149: Collema nigrescens (Huds.) DC.

When: 2007-02-23

Collection location: Russian Gulch State Park, Mendocino Co., California, USA [Click for map]

Who: Jason Hollinger (jason)

Specimen available

Notes:
On exposed weathered fence post.
THALLUS: very thin and stretched, olive to black, matte, wrinkly, no isidia at all, naked below
APO: abundant, minute (0.2-0.5 mm), not pruinose, black to reddish

Need to look at spores to be sure of ID.

Images

26870
26871
26872
Apothecia, at 30×.
26873
Apothecia, at 10×.
26874
Apothecia, at 30×.

Proposed Names

58% (1)
Eye3 Eyes3
Used references: Brodo

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2008-10-26 21:18:57 MST (-0700)
Last modified: 2008-10-26 21:18:57 MST (-0700)
Viewed: 118 times, last viewed: 2018-04-11 21:38:25 MST (-0700)