35°13’49.26"N 85°57’47.14"W, el. 575 m. Dotson Point Trail.
35°12’59.44"N, 85°54’30.99"W , el. 444 m, Shake Rag Hollow.
35°12’38.36"N, 85°54’0.40"W, el. 587 m, Beckwith’s Point Trail.
Substrates and habitats:
Dotson Point Trail and Beckwith’s Point Trail: growing about 2 m above the ground on the trunk of a tree under oak-dominated eastern deciduous hardwood forest at the edge of the western escarpment of the Cumberland Plateau.
Shake Rag Hollow: growing on a downed tree branch, about 1 m long and 3 cm in diameter, found on the forest floor, in an oak and tulip-poplar cove forest at the top of a canyon on the western rim of the Cumberland Plateau.
Characterization: corticolous lichen with
(1) jumbled lobes and folds
(2) numerous apothecia in a range of sizes
(3) numerous black pycnidia imbedded in thallus surfaces
(4) jet black undersurface
(5) forked rhizines
Identification: The specimen in these photos from Shake Rag Hollow was identified by Gary Perlmutter at the UNC Herbarium as Hypotrachyna livida.
Dotson Point Trail, 2009_01_21: 35445
Shake Rag Hollow, 2009_03_18: 42594, 42596-42607
Beckwith’s Point Trail, 2009_04_05: 42608-42611
Sharnoff’s Hypotrachyna livida gallery
CNALH images, description, and locality map, and a larger, interactive locality map.
Voucher specimen: Tennessee, Franklin County, Sewanee, Shake Rag Hollow, 18 Mar 2009, Chris Parrish 0020, det. Gary Perlmutter (NCU)
Common name: wrinkled loop lichen