Cystolepiota albogilva

Cystolepiota albogilva is a species of mushroom producing fungus in the family Agaricaceae.

Taxonomy
It was described in 1989 by the German mycologist Rolf Singer who classified it as Cystolepiota albogilva.

Description
Cystolepiota albogilva is a small white mushroom with white flesh.

Cap: Up to 1cm wide, convex and flattening with age finally with a slight depression in the centre. The surface is covered with woolly scales (floccosus) which are white at the margins and discolouring yellow towards the centre. Gills: Free, crowded and whitish or pale cream. Stem: 1.5-1.9cm tall and 1-2mm wide.The surface is white and appears smooth and bare but it has a subtle frosted coating that may be more visible with a lens. The stem runs equally to the base where whitish mycelium may be present. There is no stem ring. Spores: Ellipsoidal. Nonamyloid, hyaline or yellowish in KOH. 3.8-5.5 x 2.5 μm. Basidia: 11-13 x 3.5-4.5 μm. Four spored. Smell: Indistinct.

Habitat and distribution
The specimens studied by Singer were found growing on the ground near Igapó forests in Ponta Negra, Brazil.