Observation 93006: Porpidia cinereoatra (Ach.) Hertel & Knoph
When: 2011-04-06
Who: zaca
No herbarium specimen
0 Sequences

Growing on siliceous rock.
Thallus crustose, whitish gray, cracked-areolate, areolas slightly convex, with a black prothallus, slightly pruinose. Apothecia black, numerous, isolated but sometimes close and then become fusioned, with a thick concolor rim. Spores colourless, simple, guttulate, with average dimensions of Me = 16.8 × 8.6 µm ; Qe = 2 (N=23).

Proposed Names

58% (1)
Eye3 Eyes3
Used references: AFL, Irish lichens, Lekermeur.
Based on microscopic features

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2012-04-19 16:24:13 PDT (-0700)
Last modified: 2012-04-19 16:24:47 PDT (-0700)
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