Agaricus (Pleurotus) Novae-Zelandiae, Berk.; hygrophanus, albus, pileo flabellato-reniformi vertice affixo postice scarioso-scabro tenui tenero, stipite obsolete, lamellis latis distantibus, interstitiis venosis. HAB . On dead wood, Colenso. About 2.5, inches broad, inch long, flabellate, reniform, fixed by the elongated vertex, which forms a little round disc, smooth in front, minutely scarioso-scabrous behind, thin, of a subgelatinous consistence. Stem obsolete. Gills broad, thin, distant; interstices venose. A very curious species, somewhat allied to A. versiformis, from Ceylon