Observation 19583: Ochrolechia africana
When: 2009-03-18
Herbarium specimen reported

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

39600
apothecia and granules, 20x
39598
apothecia, 10x
39599
apothecia, 20x
39601
apothecia, 40x
39602
thallus margin, 12.5x
39603
section thru crust, 50x

Proposed Names

28% (1)
Eye3
Used references: Brodo, Sharnoff, Sharnoff, p.468
85% (1)
Eye3 Eyes3
Based on chemical features: UV+ orange

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

Eye3 = Observer’s choice
Eyes3 = Current consensus

Comments

Add Comment
Another Lichen from the area
By: Patrick Harvey (pg_harvey)
2009-03-30 11:10:45 CST (-0600)

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

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

Created: 2009-03-19 20:49:26 CST (-0600)
Last modified: 2009-03-19 20:49:26 CST (-0600)
Viewed: 171 times, last viewed: 2016-08-29 01:06:00 CDT (-0500)