Observation 11730: Buellia stillingiana J. Steiner
When: 2006-06-30
Herbarium specimen reported

Notes: crust lichen, on hardwood bark
THALLUS: pale gray to white, minutely wrinkled, v rimose, black prothallus, v thin, K+ weak yellow slowly turning red, C-, KC-
MEDULLA: white
ALGAE: green
APOTHECIA: lecideine, black, to 1 mm, convex, thin prominant smooth black rim, rough-shiny, colorless to yellowish (in K at least) narrow (60 µm) hymenium, dark brown hypothecium, dark brown epihymenium
SPORES: 8 per ascus, brown, ellip, 2 cells, thin even walls and septum, smooth, 13-14 × 6-7 µm

Images

23306
red blotch is result of K+y → r spot test
23307
at 100x, in K
23308
at 400x, in K

Proposed Names

58% (1)
Eye3 Eyes3
Used references: Brodo’s L. of N. A.

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2008-09-30 23:47:30 CDT (-0400)
Last modified: 2008-09-30 23:47:30 CDT (-0400)
Viewed: 25 times, last viewed: 2016-10-27 05:20:49 CDT (-0400)