Taxon : Hypoxylon Herbarium n° :
Substrate: leg.: det.:
Collecting date and locality:
Stromata:
Shape: effused, pulvinate, peltate, discoid, hemispherical.
Size: long x broad x thick
Surface: colour:
plane, irregular, wrinkled,
perithecial mounds: lacking, inconspicuous,
conspicuous, perithecia naked
Subsurface: colour:
texture: waxy, woody, carbonaceous
Carbonaceous stromatal layer discretely enclosing each
perithecium: present, absent
KOH pigments:
Subperithecial tissue: colour: thickness:
Odour of underlying substrate:
Perithecia:
Shape: spherical, obovoid, tubular, long tubular
Size: high x diam
Number of perithecial layers:
Ostioles:
Lower than stromatal surface, at the same level as,
Higher than stromatal surface; colour:
With a disc, without a disc; diam:
type: truncatum-type, bovei-type
Surrounded by white substance, diam:
Asci:
Total length: x broad
Spore bearing parts:
Stipes:
Apical ring: present, lacking, highly reduced;
size: high x broad
amyloid, weakly amyloid, inamyloid.
Ascospores:
Colour: light brown, brown, dark brown, blackish brown
Shape: ellipsoid-inequilateral, equilateral, crescent-shaped
Size: x M=
Germ slit: conspicuous, inconspicuous straight,
sigmoid, spore-length, less than spore-length
Perispore: dehiscent, indehiscent in KOH;
ornamentation:
Natural anamorph: present, absent.
Conidiogenous structure: Sporothrix-like,
Virgariella-like,
Nodulisporium-like,
Periconiella-like.
Smooth, roughened, coarsely roughened.Chlamydospores + -
Conidiogenous cells: size: colour:
Conidia: size: colour:
Notes
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