Gymnopus fuscopurpureus    (Fr.) Antonín, Halling & Noordel. 



New classification: Basidiomycota/Agaricomycotina/Agaricomycetes/Agaricomycetidae/Agaricales/Marasmiaceae  
Former classification: Basidiomycota/Homobasidiomycetes/Agaricomycetideae/Tricholomatales/Marasmiaceae/Collybieae  

synonyms: Marasmius obscurus, Collybia obscura, Collybia alcalivirens, Collybia fuscopurpurea, Collybia alkalivirens, Marasmius fuscopurpureus, Gymnopus alkalivirens 
(unconfirmed synonyms: Gymnopus fuscopurpurea)  

edibility : unknown edibility

potential confusions with Gymnopus fuscopurpureus toxicity of Gymnopus fuscopurpureus genus Gymnopus  

The cap is dark red-brown, convex then flattened or depressed. The cap surface is smooth, not viscid nor sticky.

The stem is dark red-brown, without ring.

The flesh is pink brown, unchanging; its taste is mild; its texture is fibrous.

The gills are brown to chocolate brown, adnate, distant (nb of gills per 90° ~ 10 ). The spore print is white. This species is saprophytic. It grows on the ground, in tufts, in the grass or on debris of broad-leaved trees.

The fruiting period takes place from November to December.
Dimensions: width of cap approximately 2.5 cm (between 0.8 and 4 cm)
  height of stem approximately 5 cm (between 2 and 8 cm)
  thickness of stem (at largest section) approximately 3 mm (between 2 and 5 mm)

Chemical tests : flesh and cap become green when in contact with potash.

Distinctive features : dark purple-brown cap and stem; brown to chocolate-brown gills; flesh turning green when in contact with potash; in wet places

Gymnopus fuscopurpureus is still unreported so far in the forest of Rambouillet, and is quite rare, more generally speaking .



page updated on 14/01/18