Inocybe geophylla    (Sow.:Fr.) P. Kumm 

common name(s) : White Fibrecap, Common White Inocybe 

New classification: Basidiomycota/Agaricomycotina/Agaricomycetes/Agaricomycetidae/Agaricales/Inocybaceae  
Former classification: Basidiomycota/Homobasidiomycetes/Agaricomycetideae/Cortinariales/Cortinariaceae/Inocybeae  

synonyms: Inocybe geophylla-geophylla 
(unconfirmed synonyms: Inocybe affinis, Inocybe argillacea, Inocybe clarkii, Inocybe cystidiosa)  

edibility : poisonous

photo gallery of  Inocybe geophylla
photo gallery of  Inocybe geophylla potential confusions with  Inocybe geophylla toxicity of Inocybe geophylla genus Inocybe  

The cap is white, conical then expanded, with a central umbo; its margin is barely cracked. The cap surface is smooth, not viscid nor sticky.

The stem is white, without ring.

The flesh is white, unchanging; its taste is mild to acrid; the odour is unpleasant, rank or faint of meal or soil; its texture is fibrous.

The gills are cream then clay brown, adnate to emarginate, not very crowded (nb of gills per 90° ~ 15 ). The spore print is tobacco brown. This species is mycorrhizal. It grows on the ground, in broad-leaved woods (more frequently), also with conifers and in parks, on a rather clayey-calcareous soil.

The fruiting period takes place from May to December.
Dimensions: width of cap approximately 2.5 cm (between 0.5 and 5 cm)
  height of stem approximately 4 cm (between 1 and 7 cm)
  thickness of stem (at largest section) approximately 4 mm (between 2 and 6 mm)

Chemical tests : none.

Distinctive features : Silky white cap, with sharp white to ochre umbo; grey to pale ochre gills; earthy or mealy odour; clear cortina on very young specimens

Inocybe geophylla is infrequent and scattered in the forest of Rambouillet, and is frequent, more generally speaking .
here should be the distribution map of Inocybe geophylla in the forest of Rambouillet
Above : distribution map of Inocybe geophylla in the forest of Rambouillet

page updated on 14/01/18