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 Add this item to the list  HYPOXYLON BuIl.: Fr.
   
Literature:
 
Page number:118 
Remarks (internal):In Daldinia Ces. & De Not. the interior of the stroma is zonate; in Penzigia Sacc. it is white and not zonate.
 
Description type:Non-original description 
Description:HYPOXYLON BuIl.: Fr.
Ascoma an ostiolate perithecium immersed in a stroma composed entirely of fungal tissue; stroma convex, applanate, pulvinate, or subglobose, determinate or widely effused, erumpent from substrate, fleshy to leathery or woody and carbonaceous, interior dark, not zonate, surface black, brown, reddish-brown, or gray. Perithecia forming a single layer in periphery of stroma, obpyriform, base subglobose or angular; ascomal wall composed of dark, thick-walled cells; cells pseudoparenchymatous or flattened, interior cells hyaline and thin-walled. Centrum containing filamentous paraphyses. Asci unitunicate, cylindrical, with a distinct amyloid apical apparatus, forming a layer along base and sides of perithecium, 8-spored. Ascospores 1-celled, light to dark brown, subglobose to ellipsoid, smooth, with germ slit.
Anamorphs: Nodulisporium and Geniculosporium.
Habitat: Occuring on bark or wood, occasionally parasitic.
Representative species: Hypoxylon atropunctatum (Schwein.: Fr.) Cooke on oak (Quercus spp.).
 
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