Observation 35031: Physcia americana G. Merr.

Locality: 35°40’47.20"N, 83°38’56.07"W, el. 510 m

Substrate and habitat: Growing on a tree trunk about 10 cm DBH 2 m above the ground in wet riparian woodland.

Identification: Pale green, rosette-forming Physcia with a few circular laminal soralia.

Sharnoff’s Physcia americana gallery
CNALH images and locality map, and a larger, interactive locality map.

Common name: powdery rosette lichen

[admin – Sat Aug 14 02:02:53 +0000 2010]: Changed location name from ‘Metcalf Buttoms, Great Smoky Mountains NP, Tennessee, USA’ to ‘Metcalf Buttoms, Great Smoky Mountains National Park, Tennessee, USA

Species Lists



Proposed Names

28% (1)
Eye3 Eyes3
Used references: Brodo, Sharnoff, and Sharnoff, 2001, pp.550-551; Hinds and Hinds, 2005, p.392

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2010-03-23 22:49:52 CDT (-0400)
Last modified: 2010-09-04 17:08:15 CDT (-0400)
Viewed: 337 times, last viewed: 2018-10-14 16:41:36 CDT (-0400)
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