Cortinarius semisanguineus    (Fr.:Fr.) Gillet 

common name(s) : Surprise Webcap, Semi-sanguine Cortinarius 

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

synonyms: Dermocybe semisanguineus, Dermocybe semisanguinea 
(unconfirmed synonyms: Dermocybe pallidipes)  

edibility : deadly poisonous

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

The cap is cinnamon-yellow to cinnamon-brown, convex then expanded, with a central umbo; its margin is smooth. The cap surface is smooth, not viscid nor sticky.

The stem is chrome yellow, without ring, with a cortina.

The flesh is yellowish to olivaceous, unchanging; its taste is mild or bitter, of radish; the odour is faint, of radish, raw potato or iodine; its texture is fibrous.

The gills are blood red to cinnabar-rust red, adnate or emarginate, crowded . The spore print is rusty brown. This species is mycorrhizal. It grows on the ground, in coniferous (sometimes deciduous) woods, on a rather acid soil, most of the time with spruce, pine, but also with birch, beech, chestnut, green oak.

The fruiting period takes place from July to November.
Dimensions: width of cap approximately 5 cm (between 1 and 8 cm)
  height of stem approximately 7 cm (between 2 and 10 cm)
  thickness of stem (at largest section) approximately 7 mm (between 3 and 12 mm)

Chemical tests : none.

Distinctive features : cap with umbo, tawny pale to olive buff, contrasting with blood red gills; pink or reddish mycelium; faint odour, of iodine or radish

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

page updated on 14/01/18