Collection location: Sewanee, Franklin Co., Tennessee, USA [Click for map]
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
|User’s votes are weighted by their contribution to the site (log10 contribution). In addition, the user who created the observation gets an extra vote.|
|I’d Call It That||3.0||5.45||1||(jason)|
sum(score * weight) /
(total weight + 1)