Psathyrella piluliformis    (Bull.:Fr.) P.D. Orton 

common name(s) : Common Stump Brittlestem, Satin-stemmed Agaric 

New classification: Basidiomycota/Agaricomycotina/Agaricomycetes/Agaricomycetidae/Agaricales/Psathyrellaceae  
Former classification: Basidiomycota/Homobasidiomycetes/Agaricomycetideae/Agaricales/Coprinaceae  

synonyms: Psathyrella hydrophila, Hypholoma hydrophilum, Psathyrella appendiculata 
(unconfirmed synonyms: Drosophila hydrophila, Drosophila appendiculata, Hypholoma appendiculatum, Bolbitius hydrophilus)  

edibility : discard

photo gallery of  Psathyrella piluliformis
photo gallery of  Psathyrella piluliformis potential confusions with  Psathyrella piluliformis toxicity of Psathyrella piluliformis genus Psathyrella  

The cap is tawny-brown to date-brown; its margin is striate when moist. The cap surface is smooth, not viscid nor sticky.

The stem is white, brown towards base, with a short-lived veil.

The flesh is whitish to ochraceous cream, unchanging; its taste is bitter; the odour is not distinctive; its texture is fibrous.

The gills are white then pink then chocolate brown, adnate, crowded . The spore print is very dark brown. This species is saprophytic. It grows in damp broad-leaved woods, on beech or oak wood or stumps.

The fruiting period takes place from May to December.
Dimensions: width of cap approximately 3.5 cm (between 1 and 6 cm)
  height of stem approximately 7 cm (between 3 and 12 cm)
  thickness of stem (at largest section) approximately 6 mm (between 2 and 10 mm)

Chemical tests : none.

Distinctive features : Orange brown cap, drying to ochre yellow from the centre; margin with pale veil remnants, turning blackish and curving over gills when mature ; white stem; in tufts on dead deciduous wood

Psathyrella piluliformis is occasional and widely present in the forest of Rambouillet, and is very frequent, more generally speaking .
here should be the distribution map of Psathyrella piluliformis in the forest of Rambouillet
Above : distribution map of Psathyrella piluliformis in the forest of Rambouillet



page updated on 14/01/18