Hypoxylon perforatum

Study corresponding to the asexual or conidial stage of the species (anamorph).

Anamorph beige and velvety in nature, fruiting on young stromata or around the stromatal margins.

Conidiogenous structure Virgariella-like.

Conidiophores hyaline, thin-walled, 2.5-3.5 µm wide, with abundant minute hyaline surface incrustations, especially on the basal cells.

Conidiogenous cells hyaline, smooth, up to 17 µm long and 3 µm wide.

Conidia ovoid to ellipsoidal, smooth, hyaline, moderately thick-walled, completely smooth across their entire surface (homogeneous).