Observation 19065: Parmelia squarrosa Hale

When: 2009-02-26

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

Who: Chris Parrish (kitparrish)

No specimen available

35°12’15.59"N, 85°55’13.48"W, el. 589 m. Central Campus.
35°13’21.51"N, 85°57’3.86"W, el. 572 m. Rutledge Point Trail.

Central campus, 26 feb 2009: 38100
Rutledge Point Trail, 27 feb 2009: 38102, 38107-38117, 38119-38120

Substrate: Growing on small tree trunks, 2 m above the ground.

Habitat: eastern deciduous woodland at the rim of the western escarpment of the Cumberland Plateau.

Chemistry: cortex C-, K+ yellow; medulla C-, K+y and spot at medulla-cortex boundary K+r.

Lichen Flora of Eastern North America: The Genus Parmelia Sensu Stricto, by James W. Hinds

Sharnoff’s Parmelia squarrosa gallery

CNALH images and locality map, and a larger, interactive locality map.

Common name: bottlebrush shield lichen

Species Lists


thallus, 16x
thallus, 20x
thallus, 20x
thallus, 40x
thallus margin, 80x
pseudocyphellae, 63x
pseudocyphellae, 115x
isidia, 32x
isidia, 40x
rhizines, 25x
rhizines, 63x
undersurface, 25x
undersurface, 63x

Proposed Names

46% (2)
Used references: Brodo, Sharnoff, and Sharnoff, p.484

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

= Observer’s choice
= Current consensus


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