Observation 197977: Rhizocarpon effiguratum (Anzi) Th. Fr.
When: 2014-10-04
(38.9867° -114.3153° 3913m)

Notes: on Pleopsidium flavum on quartzite; rocky broad northwestern ridge of summit, geology a mixture of siliceous metamorphic rocks; on broad ridge about 0.1 miles northwest of west peak (about 75m west of main peak)

thallus of round convex pale yellow small areoles, K- P-, epihymenium dark brown from paraphyses tips, hypothecium red-brown turning ~violet in K, hymenium ~90um, spores 8 per ascus 1-septate gray-brown ~12-13×7-8um

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Created: 2015-02-02 23:33:20 PST (-0800)
Last modified: 2015-02-02 23:33:24 PST (-0800)
Viewed: 5 times, last viewed: 2017-06-19 18:14:21 PDT (-0700)