Collection location: Sewanee, Franklin Co., Tennessee, USA [Click for map]
Location: 35°13’21.51"N, 85°57’3.86"W, el. 572 m, Rutledge Point Trail.
Substrate and habitat: Growing with Ramalina petrina on dry sandstone rock faces at the base of a major sandstone cliff with southern exposure to direct sun, in oak-dominated eastern deciduous woodland at the western rim of the Cumberland Plateau.
cortex C-, K+ yellow, KC- (dissolves some yellow)
soredia C-, K+ yellow, KC (+/-) faint dusky yellow at cortex-medulla boundary
[UNC Herbarium determination by Gary Perlmutter: medulla K-, CK-]
In the Ozarks, to the west of here, “about half the collections are on rocks, half on trees” (Harris and Ladd, “Ozark Lichens,” 2005, p.237).
Voucher specimen: Tennessee, Franklin County, Sewanee, Rutledge Point Trail, 22 Mar 2009, Chris Parrish 0030, det. Gary Perlmutter (NCU)
Common name: horny beard lichen
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Created: 2009-04-23 15:39:49 EDT (-0400)
Last modified: 2009-04-23 15:39:49 EDT (-0400)
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