Observation 443157: Peltigera Willd.

When: 2020-12-23

Collection location: Mendocino National Forest, Colusa Co., California, USA [Click for map]

Who: Pgrunow

No specimen available

Notes:
many Peltigeras growing on the ground; one collected
likely quite a few species present, but only one shown here

this was on a wet and mossy soil bank and has a peculiar raised criss-crossing lattice to the underside pattern; rhizines thin

Images

Proposed Names

29% (1)
Recognized by sight: P. didactyla, gowardii, extenuata, venosa, lepidophora and scabrosa all have distinctive features which eliminate them. Also not P. collina or neoplydactyla. Perhaps praetextata or membranacea?
Used references: California Lichens, Sharnoff photos site, Ways of Enlichenment

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= Observer’s choice
= Current consensus

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