Wallemiales » Basidiomycota genera incertae sedis

Arrasia

Arrasia Bernicchia, Gorjón & Nakasone 2011, in Bernicchia et al., Mycotaxon, 118(1), 257-264 (2012).

Etymology: the genus is dedicated to Luigi Arras, mycologist and friend, who is always present during the mycological excursions across Sardinia.

Diagnosis: Basidiomata effuse, adnate, thin, white, smooth, finely farinaceous, with a distinct margin. Hyphal system monomitic, hyphae clamped. Dendrohyphidia filamentous, branched, clamped. Basidia suburniform at first, then flexuous, clavate to obclavate, sometimes with a basal lobe, basally clamped, with 4 sterigmata. Basidiospores broadly subfusiform to biapiculate, distal end elongating into a thick-walled rostrum, walls hyaline, slightly thickened, smooth, cyanophilous, inamyloid, nondextrinoid.

Index Fungorum Number: IF561760

Type species: Arrasia rostrata Bernicchia, Gorjón & Nakasone 2011, in Bernicchia et al., Mycotaxon, 118(1), 257-264 (2012).

Species:

Arrasia rostrata Bernicchia, Gorjón & Nakasone 2011

 

Reference:

Bernicchia, A., Gorjón, S. P., & Nakasone, K. K. (2012). Arrasia rostrata (Basidiomycota), a new corticioid genus and species from Italy. Mycotaxon, 118(1), 257-264.

 

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