Observation 100617: Pyrrhospora varians (Ach.) R.C. Harris

When: 2011-06-24

Collection location: Roan Mountain State Park, Carter Co., Tennessee, USA [Click for map]

36.159° -82.0922° 1062m

Who: Jason Hollinger (jason)

Specimen available

HABITAT open hardwood forest on low knob; SUBSTRATE smooth-barked hardwood; ASPECT partly shaded; NOTES thin to extremely finely verruculose greenish crust with faint blackish prothallus, K~y, C-, KC+rose, UV-; ASCOCARP biatorine, red-brown tiny disk, relatively thick even prominant pale whitish rims without algae, epihymenium brown from brown-capped swollen tips of paraphyses, exciple of brownish radiating hyphae, exciple and epihymenium both POL+ clearing in K and C-, medulla weakly POL+ clearing in K, hymenium hyaline, paraphyses strongly stuck together and well-branched, asci with dark IKI+ blue tip and slightly weaker IKI+ blue walls; SPORES 8 per ascus, broadly ellipsoid, hyaline, simple, ~8 × 5 µm.

(determined by J. Lendemer)

(collected with S. Beeching, M. Hodges)


Thallus margin, at 30x, stacked.
Thallus interior, at 30x, stacked.
Thallus, at 10x, stacked.

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Created: 2012-07-15 23:52:07 EEST (+0300)
Last modified: 2012-07-16 00:45:07 EEST (+0300)
Viewed: 17 times, last viewed: 2018-03-16 14:34:25 EET (+0200)
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