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Coccocarpia palmicola (Sprengel) Arv. & D. J. Galloway (redirected from: Coccocarpia cronia)
Family: Coccocarpiaceae
[Coccocarpia cronia (Tuck.) Vain.,  more]
Coccocarpia palmicola image
Lars Arvidsson  
Thallus: foliose, ± orbicular, 2-7 (-12) cm wide, tightly or loosely adnate, with or without concentric rings, lobate, lobes: broadly flabellate or cuneate, 1-4 (-7) mm wide, contiguous to imbricate, lobulate and branched; apices: broader than interior parts of the lobes, usually incised, rounded and deflexed upper surface: usually dark lead gray when dry, bluish green to brownish black when wet, smooth, usually glossy, epruinose, sometimes with concentric, curved ridges, rarely scabrid, isidiate isidia: granular initially, becoming simple and terete (rarely flattened) and sometimes coralloid branched, scarce or forming a dense mat upper cortex: hyaline or pale yellow, 12-20 µm thick, with an epicortex cortex: hyaline to black, 12-20 µm thick medulla: white or pale yellow, loose hyphae, 30-60 µm thick lower surface: usually pale, brown or black, glabrous, rhizinate; rhizines: white, light to dark brown or black (black in Sonoran material), scarce to numerous, sometimes forming a dense hypothallus Apothecia: infrequent, laminal, irregularly orbicular, up to 1-3 (-4.5) mm wide, adnate or sessile; margin: thin, with proper one only visible in young apothecia, sometimes with white hairs (especially towards base of apothecia and hidden when viewed from above); disc: pale brownish red to black (black in Sonoran material), flat to strongly convex; exciple: hyaline or light brown, up to 110 µm thick but covered by disc; epihymenium: pale yellow or brownish or black, 4-9 µm thick; hymenium: colorless, 40-70 µm high; paraphyses: ± branched, septate, 2-5 µm thick, apically capitate; subhymenium: pale brown to almost black, up to 100 µm thick asci: narrowly clavate, 40-60 x 8-15 µm, 8-spored ascospores: , narrowly to broadly fusiform to ellipsoid, hyaline, simple, often with two oil droplets, 7-14 x 3-5 µm Pycnidia: usually laminal, immersed, ostiole dark conidia: bacilliform, 2-4 x 1 µm Spot tests: all negative Secondary metabolites: none detected. Habitat and ecology: on rocks and soil among mosses in moist habitats, but also on tree trunks (Quercus etc.) World distribution: pantropical and subtropical with a few outlying temperate to arctic localities Sonoran distribution: scattered locations in SE Arizona and south along the Sierra Madre Occidental in Sinaloa and Sonora.
Coccocarpia palmicola image
Samuel Brinker  
Coccocarpia palmicola image
Stephen Sharnoff  
Coccocarpia palmicola image
Troy McMullin  
Coccocarpia palmicola image
Troy McMullin  
Coccocarpia palmicola image
Stephen Sharnoff  
Coccocarpia palmicola image
Troy McMullin  
Coccocarpia palmicola image
Troy McMullin  
Coccocarpia palmicola image
Gary Perlmutter  
Coccocarpia palmicola image
Stephen Sharnoff  
Coccocarpia palmicola image
Stephen Sharnoff  
Coccocarpia palmicola image
Stephen Sharnoff  
Coccocarpia palmicola image
Stephen Sharnoff  
Coccocarpia palmicola image
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