Notes: Location: 35°12’59.44"N, 85°54’30.99"W, el. 444 m, Shake Rag Hollow.
Substrate and habitat: Growing on vertical sides of large sandstone boulders on tallus slopes, in Liriodendron-Quercus cove forest below the rim of the western escarpment of the Cumberland Plateau.
Characterization: crustose lichen with
(1) sulphur yellow, irregularly areolate crust
(2) abundant globular to button-like orange apothecia
(3) apothecia either with no evident rims or sometimes with a suggestion of a pale yellow rim
(4) crust turning pale greenish when wet
(5) sandstone substrate
Reference: Stridvalls’ Caloplaca gallery
Common name: sulphur firedot lichen
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Created: 2009-03-30 23:28:31 CDT (-0500)
Last modified: 2010-10-03 17:08:08 CDT (-0500)
Viewed: 270 times, last viewed: 2016-03-21 06:52:53 CDT (-0500)