Observation 105003: Lecidea fuscoatra (L.) Ach.
When: 2012-03-26
34.218° -118.142° 680m
Herbarium specimen reported
0 Sequences

Notes:
HABITAT open oak forest on steep north slope; SUBSTRATE granitic rock; ASPECT open; NOTES rimose to small-subsquamulose gray to brownish thallus, cortex K- C+r KC+r UV-, medulla white K- C- KC- UV- or some C+ KC+ bleeding in from cortex, black angular apothecia inset between areoles, faintly pruinose, black prominant rim becoming even, apothecia plane and round to angular and slightly convex, epihymenium brown POL+, exciple brown POL+, hymenium hyaline POL-, hypothecium dark brown POL- medulla white ~POL+, hymenium I+ red-brown (Lugol’s), medulla I-; SPORES 8 per ascus, hyaline, simple, ellipsoid, some oil drops near ends inside, 11-13 × 6-7 µm.

Images

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20120326-22.jpg
On exposed granitic rock.
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Apothecia, at 30×.
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Apothecia, at 10×.

Proposed Names

87% (1)
Eye3 Eyes3
Recognized by sight

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2012-08-13 01:31:59 CDT (-0400)
Last modified: 2012-08-13 01:32:03 CDT (-0400)
Viewed: 98 times, last viewed: 2017-06-13 19:39:46 CDT (-0400)
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