Cortinarius trivialis    J.E. Lange 

common name(s) : Girdled Webcap 

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

synonyms: Myxacium trivialis, Myxacium collinitum-repandum, Cortinarius collinitus ss.auct. 
(unconfirmed synonyms: Myxacium triviale)  

edibility : discard

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

The cap is clay-brown to orange-red brown, with a central umbo. The cap surface is smooth, viscid or sticky.

The stem is white to pale violet, with viscous bracelets (remains of white cortina).

The flesh is white, unchanging; its taste is mild; the odour is not distinctive; its texture is fibrous.

The gills are white or lilac pale then ochre rusty red, adnate, crowded . The spore print is rusty brown. This species is mycorrhizal. It grows on the ground, in broad-leaved woods, on a rather acid, sometimes calcareous soil, with beech, willow, alder, birch, oak, aspen.

The fruiting period takes place from July to November.
Dimensions: width of cap approximately 7 cm (between 3 and 11 cm)
  height of stem approximately 11 cm (between 4 and 18 cm)
  thickness of stem (at largest section) approximately 15 mm (between 10 and 20 mm)

Chemical tests : none.

Distinctive features : Very slimy cap, red-brown to ochre-brown; stem white at the top, surrounded by viscid interveined brown belts towards the base

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

page updated on 14/01/18