When: 2017-01-30

Collection location: Sunol Regional Wilderness, Alameda Co., California, USA [Click for map]

Who: Pgrunow

No specimen available

Observation number 1000

dark olive green thallus
thin lobes, blackish apothecia with powdery (sorediate?) rims


Proposed Names

29% (1)
Recognized by sight: I am probably way off but I tried
Used references: California lichens

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= Observer’s choice
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