Tricholoma virgatum    (Fr.:Fr.) P. Kumm. 

common name(s) : Ashen Knight, Acrid Tricholoma 

New classification: Basidiomycota/Agaricomycotina/Agaricomycetes/Agaricomycetidae/Agaricales/Tricholomataceae  
Former classification: Basidiomycota/Homobasidiomycetes/Agaricomycetideae/Tricholomatales/Tricholomataceae/Tricholomatoideae/Tricholomateae  

edibility : poisonous

photo gallery of Tricholoma virgatum
photo gallery of Tricholoma virgatum potential confusions with Tricholoma virgatum toxicity of Tricholoma virgatum genus Tricholoma  

The cap is silver grey to ash grey, conical then late to expand, with a central umbo; its margin is sharp, mooth. The cap surface is fibrillose, not scaly, dry, not viscid nor sticky.

The stem is white to washed with grey, without ring nor ring zone.

The flesh is white to greyish, unchanging; its taste is very bitter and hot; the odour is weak, earthy or musty; its texture is fibrous.

The gills are white and grey, with traces of black on their edge (according to some authors), emarginate to adnate, crowded . The spore print is white. This species is mycorrhizal. It grows on the ground, in coniferous woods or broad-leaved woods, on a rather acid soil, with spruce, also with beech, fir.

The fruiting period takes place from July to November.
Dimensions: width of cap approximately 6 cm (between 1.5 and 8 cm)
  height of stem approximately 8 cm (between 3 and 10 cm)
  thickness of stem (at largest section) approximately 13 mm (between 8 and 18 mm)

Distinctive features : grey cap, with black fibrils, umbonate, conical then a bit expanded; white stem; white gills, without shades of pink, and with their edge spotted with black; very bitter and hot taste; with spruce

Tricholoma virgatum is quite rare and localised in the forest of Rambouillet, and is occasional, more generally speaking .
here should be the distribution map of Tricholoma virgatum in the forest of Rambouillet
Above : distribution map of Tricholoma virgatum in the forest of Rambouillet



page updated on 14/01/18