When: 2010-02-20

Collection location: Sewanee, Franklin Co., Tennessee, USA [Click for map]

Who: Chris Parrish (kitparrish)

Specimen available

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

Please login to propose your own names and vote on existing names.

= Observer’s choice
= Current consensus


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Created: 2010-02-25 23:43:59 EST (-0500)
Last modified: 2010-06-09 02:28:27 EDT (-0400)
Viewed: 131 times, last viewed: 2019-02-02 03:01:32 EST (-0500)
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