Inonotus rickii

A species typically forming anamorph basidiomes consisting of a soft, thick mass up to 25 cm across, without tube layers.

Monomitic hyphal system, with thin-walled generative hyphae, 3.5-5 µm wide, with abundant brownish-ochraceous intracellular pigment and simple septa.

Setal hyphae in context very abundant, thick-walled, 3-5 µm wide, with abundant brown pigment, aseptate, reaching up to 250 µm long; hymenial setae subulate, 15-20 µm long and 4-6 µm wide.

Basidia and basidiospores not observed.

Chlamydospores very abundant in mature specimens, globose to ellipsoidal, thick-walled and smooth, often with an elongate hyaline cylindrical appendage, yellowish-brown under the microscope, darkening to deep reddish-brown in KOH mounts.

Herbarium material available: JTP2359/25.