Hygrophorus persoonii    Arnolds 



New classification: Basidiomycota/Agaricomycotina/Agaricomycetes/Agaricomycetidae/Agaricales/Hygrophoraceae  
Former classification: Basidiomycota/Homobasidiomycetes/Agaricomycetideae/Tricholomatales [sub-genus:Limacium section:Olivaceoumbrini ]  

synonyms: Hygrophorus dichrous 
(unconfirmed synonyms: Limacium dichrous, Hygrophorus leporinus, Hygrophorus persooni)  

edibility : edible, good

photo gallery of Hygrophorus persoonii
photo gallery of Hygrophorus persoonii potential confusions with Hygrophorus persoonii toxicity of Hygrophorus persoonii genus Hygrophorus  

The cap is olive brown green, convex, slightly umbonate. The cap surface is smooth, viscid or sticky.

The stem is white, with a ring zone.

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

The gills are white, decurrent to adnate, distant (nb of gills per 90° ~ 14 ). The spore print is white. This species is mycorrhizal. It grows on the ground, on a rather calcareous soil.

The fruiting period takes place from September to November.
Dimensions: width of cap approximately 6 cm (between 2 and 12 cm)
  height of stem approximately 9 cm (between 5 and 12 cm)
  thickness of stem (at largest section) approximately 12 mm (between 6 and 20 mm)

Chemical tests : blue-green reaction to potash on stem and cap.

Distinctive features : red-brown to olive-brown cap, slimy; white stem above ring zone, and covered with bands of brown slime below; white gills; flesh turning to blue-green when in contact with potash; with oak

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



page updated on 14/01/18