Cortinarius hemitrichus    (Pers.:Fr.) Fr. 

common name(s) : Frosty Webcap 

New classification: Basidiomycota/Agaricomycotina/Agaricomycetes/Agaricomycetidae/Agaricales/Cortinariaceae  
Former classification: Basidiomycota/Homobasidiomycetes/Agaricomycetideae/Cortinariales/Cortinariaceae/Cortinarieae [sub-genus:Telamonia]  

synonyms: Telamonia hemitricha 
(unconfirmed synonyms: Telamonia hemitrichus, Hydrocybe hemitrichus)  

edibility : inedible

photo gallery of  Cortinarius hemitrichus
photo gallery of  Cortinarius hemitrichus potential confusions with  Cortinarius hemitrichus toxicity of Cortinarius hemitrichus genus Cortinarius  

The cap is cinnamon brown to grey-brown, conical when young, then expanded, with a sharp umbo. The cap surface is densely covered with small white flaky scales, disappearing with age, not viscid nor sticky.

The stem is white to silver grey, with a ring zone (whitish belt).

The flesh is brown, with shades of pink or purple, lighter when dry, unchanging; its taste is mild; the odour is very weak, spicy; its texture is fibrous.

The gills are grey brown to cinnamon, then rusty red, adnate or emarginate, rather distant (nb of gills per 90° ~ 13 ). The spore print is rusty brown. This species is mycorrhizal. It grows on the ground, in broad-leaved or coniferous forests or in parks, on dry and poor soils, with birch.

The fruiting period takes place from July to November.
Dimensions: width of cap approximately 3 cm (between 1 and 8 cm)
  height of stem approximately 6 cm (between 3 and 8 cm)
  thickness of stem (at largest section) approximately 5 mm (between 2 and 10 mm)

Chemical tests : none.

Distinctive features : cap and stem covered with white hair-scales (especially when young and dry); obtuse umbo; odourless (in particular, no pelargonium smell); with birch

Cortinarius hemitrichus is quite rare and scattered in the forest of Rambouillet, and is frequent, more generally speaking .
here should be the distribution map of Cortinarius hemitrichus in the forest of Rambouillet
Above : distribution map of Cortinarius hemitrichus in the forest of Rambouillet

page updated on 14/01/18