Observation 17549: Hypotrachyna livida (Taylor) Hale
When: 2009-01-31
Herbarium specimen reported

Notes: Locations:
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.

Photos:
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

References:
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

Species Lists

Images

42611
Beckwith’s Point Trail, 2009_04_05
35445
Dotson Point Trail, 2009_01_21
42594
thallus, 7.1x
42596
thallus, 12.5x
42597
thallus folds, 20x
42598
lobes, 20x
42599
lobes, 32x
42600
pycnidia, 20x
42601
pycnidia, 50x
42602
apothecia, 10x
42603
apothecia, 16x
42604
apothecia, 25x
42605
black undersurface and rhizines, 40x
42606
black undersurface and rhizines, 50x
42607
black undersurface and rhizines, 63x
42608
Beckwith’s Point Trail, 2009_04_05
42609
Beckwith’s Point Trail, 2009_04_05
42610
Beckwith’s Point Trail, 2009_04_05

Proposed Names

46% (2)
Eye3 Eyes3
Used references: Brodo, Sharnoff, and Sharnoff, p.358

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

Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2009-02-02 06:15:33 CET (+0100)
Last modified: 2009-02-02 06:15:33 CET (+0100)
Viewed: 281 times, last viewed: 2016-11-08 00:58:38 CET (+0100)
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