Entocybe haastii from Watagans National Park, New South Wales, Australia

Entocybe haastii comb. nov. (º Entoloma haastii) is distinguished by isodiametric minutely rounded pustulate-angular basidiospores, a dark blue black to nearly black pileus that lacks brown tones, dark blue grey lamellae, an appressed fibrillose blackish blue stipe, intracellular pigment in the pileipellis and inflated hyphae in the outer pileal trama, and the faintly parietal pigment on narrow pileal tramal hyphae.