Observation 21616: Peltigera horizontalis (Hudson) Baumg.
When: 2009-05-13
No herbarium specimen

Notes: Characteristics: Peltigera with
(1) dark, blackish thallus
(2) abundant, “hands in the air,” orange-brown apothecia
(3) whitish, non-confluent rhizines shaped like little shaving brushes

Proposed Names

28% (1)
Used references: Hinds and Hinds, 2007, pp.355-374
56% (1)
Recognized by sight: The flat apothecia give it away, and I think you can see the concentric rhizines in the last photo — see how you can see a whole line of them just under the margin?

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2009-06-03 11:32:38 CDT (-0400)
Last modified: 2009-06-03 11:32:38 CDT (-0400)
Viewed: 246 times, last viewed: 2016-10-20 16:54:41 CDT (-0400)
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