Observation 219531: Ochrolechia subpallescens Verseghy, Beih.

When: 2015-10-13

Collection location: San Simeon, California, USA [Click for map]

35.628° -121.0846° 203m

Who: J-Dar

Specimen available

Live oak woodland habitat along Van Gordon Creek. Substrate is Quercus agrifolia bark. Very common.

Abundant large apothecia on a continuous, ± rimose, grey thallus, soredia absent. Apothecia epruinose, with thick thalline margin, concolorous with thallus, outer margin cortex C+R, disk orange, C+R. Algal cells continuous in a think line from margin to margin.

Proposed Names

56% (1)
Eye3 Eyes3
Used references: Brodo 1991: Corticolous Ochrolechia in N.A.
Based on microscopic features: Thin algal layer continuous below apothecia, continuing into margin
Based on chemical features: Apothecia margin and disk C+R

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2015-10-17 17:01:21 EDT (-0400)
Last modified: 2015-10-17 18:41:52 EDT (-0400)
Viewed: 23 times, last viewed: 2017-06-21 00:59:32 EDT (-0400)
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