When: 2009-03-18

Collection location: Sewanee, Franklin Co., Tennessee, USA [Click for map]

Who: Chris Parrish (kitparrish)

Specimen available

Notes:
Location: 35°12’59.44"N, 85°54’30.99"W , el. 444 m, Shake Rag Hollow.

Substrate: Growing on a downed tree branch (about 1 m long and 3 cm in diameter) found on the forest floor.

Habitat: Oak and tulip-poplar cove forest in the upper part of a canyon on the western rim of the Cumberland Plateau.

Chemistry:
cortex C-, K+ yellow, KC+ reddish orange to yellow rapidly;
medulla C+ red, K-, KC-.

Identification: Specimens of this lichen were determined by Gary Perlmutter at the UNC Herbarium to represent Ochrolechia africana (UV+ orange).

Voucher specimen: Tennessee, Franklin County, Sewanee, Shake Rag Hollow. 18 Mar 2009. Chris Parrish 0019, det. Gary Perlmutter (NCU)

Common name: rosy saucer lichen

Species Lists

Images

apothecia and granules, 20x
apothecia, 10x
apothecia, 20x
apothecia, 40x
thallus margin, 12.5x
section thru crust, 50x

Proposed Names

28% (1)
Used references: Brodo, Sharnoff, Sharnoff, p.468
85% (1)
Based on chemical features: UV+ orange

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

= Observer’s choice
= Current consensus

Comments

Add Comment
Another Lichen from the area
By: Patrick Harvey (pg_harvey)
2009-03-30 13:10:45 CDT (-0400)

Here’s one I found in the Mt. Pisgah area:

http://mushroomobserver.org/13054?search_seq=398825