Observation 34123: Lasallia papulosa (Ach.) Llano
When: 2010-02-20
Herbarium specimen reported

Notes: Location: 35°12’45.15"N 85°53’47.26"W el. 586 m, Sewanee-St.Andrew’s Trail.

Substrate and habitat: Growing on emergent sandstone rocks along the rim of a widening canyon, in oak-hickory woodland on the western rim of the Cumberland Plateau.

Identification: Large umbilicate, olive-brown, saxicolous lichen with blistered thallus and pale brown undersurface.

Sharnoff’s Lasallia papulosa gallery
CNALH images and locality map, and a larger, interactive locality map.

Voucher specimen:
United States, Tennessee, Franklin County, Sewanee, Sewanee-St.Andrew’s Trail. 20 Feb 2010. Chris Parrish 0060, det. James C. Lendemer (NY).

Common name: common toadskin

Species Lists


thallus uppersurface, 7.1x
apothecia, 25x
apothecia, 80x
lower cortex, 7.1x
lower cortex, 10x

Proposed Names

85% (1)
Eye3 Eyes3
Used references: Brodo, Sharnoff, and Sharnoff, 2001, pp.366-368; Showman and Flenniken, “The Macrolichens of Ohio,” 2004, p.114

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2010-02-25 20:43:59 PST (-0800)
Last modified: 2010-06-08 23:28:27 PDT (-0700)
Viewed: 129 times, last viewed: 2016-11-09 05:35:56 PST (-0800)
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