Observation 11725: Phaeophyscia rubropulchra (Degel.) Essl.

When: 2006-06-30

Collection location: Cabin Cove, Haywood Co., North Carolina, USA [Click for map]

Who: Jason Hollinger (jason)

Specimen available

Notes:
foliose lichen, on buckeye bark (Aesculus octandra)
THALLUS: fine radiating lobes, even medium olive brownish green, flat, lobes to 1 mm wide, v dense mass of tangled short black squarrose rhizines below making conspicuous black fringe seen from above, soredia in pustules along some margins and occ. in center of lobes, K-, C-
MEDULLA: vivid striking orange, K+ black (v dark wine red), C-
ALGAE: green
APOTHECIA: none

No mistaking that medulla pigment!

Images

Upper surface, at 30×.
Cortex cut away to show medulla pigment, at 30×.

Proposed Names

87% (1)
Used references: Brodo’s L. of N. A.

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= Observer’s choice
= Current consensus

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Created: 2008-09-30 19:58:17 MST (-0700)
Last modified: 2008-09-30 19:58:17 MST (-0700)
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