Entolomataceae (Agaricales, Basidiumycetes) in Greenland—I. The genus Entoloma

An account is given of 31 species of Entoloma from Greenland based on extensive collecting by T. Borgen (Pâmiut), H. Knudsen, and J. Petersen (Copenhagen), supplemented by herbarium specimens of M. Lange and P. Milan Petersen at the Botanical Museum, Copenhagen. Descriptions and illustrations are given, a key to the species in sect. Rhodopolia, and comments on distribution and ecology. Ten new taxa are described, viz. Entoloma olidum, E. rimulosum, E. bipelle, E. borgenii, E. melenosmum, E. langei, E. subarcticum with var. obscurum, E. bicorne, and E. pusillulum. Three new combinations are made, viz.: E. anthracinellum, E. cancrinellum, and E. subsepiaceum.