Rhodocybe fusipes (Entolomataceae), a new species from Amazonian ‘terra-firme’ forest of Brazil

Alexandre G. S. Silva-Filho, Timothy J. Baroni, Dirce L. Komura, Jean-Marc Moncalvo, Iuri G. Baseia & Felipe Wartchow

Sydowia 72: 163-170

Published online on July 6th, 2020

Rhodocybe fusipes (Entolomataceae) is described as a new taxon belonging to sect. Rufrobrunnea. The specimens were found in the Amazon rain forest of Brazil, growing on soil, among litterfall. This new species is morphologically characterized by its clitocyboid habit, reddish orange pileus, close lamellae, contrasting white, fusiform stipe with radicant base, globose to short ellipsoid basidiospores, absence of cystidia and by a cutis-like pileipellis. Molecular data (nrITS) support the recognition of this new species.

Keywords: Agaricales, Basidiomycota, rDNA ITS, molecular phylogeny, Neotropical fungi, taxonomy. 1 new species.

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