Tricholoma scalpturatum    (Fr.) Quél. 

common name(s) : Yellowing Knight, Yellowing Tricholoma 

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

synonyms: Tricholoma argyraceum-scalpturatum 

edibility : edible

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

The cap is grey to fibrillose grey-brown on paler background, yellowing towards margin, convex then expanded, sometimes umbonate. The cap surface is with felted or fibrillose scales, in a concentric arrangement.

The stem is white to greyish, then becoming yellow, with a discrete ring zone.

The flesh is white, unchanging; its taste is mealy; the odour is mealy; its texture is fibrous.

The gills are white, turning yellow in bruises, emarginate to adnexed . The spore print is white. This species is mycorrhizal. It grows on the ground, in broad-leaved woods, thickets, grassland, along paths, on a rather calcareous soil, mostly under beech, but also with oak, hornbeam, hazel, pine, poplar.

The fruiting period takes place from June to December.
Dimensions: width of cap approximately 6 cm (between 2 and 8 cm)
  height of stem approximately 5 cm (between 2.5 and 8 cm)
  thickness of stem (at largest section) approximately 8 mm (between 3 and 13 mm)

Distinctive features : Grey-brown cap, yellowing with age like the gills, especially at the margin; smooth white stem; mealy taste and odour

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



page updated on 14/01/18