Agaricus langei    (F.H. Møller) F.H. Møller 

common name(s) : Scaly Wood Mushroom 

New classification: Basidiomycota/Agaricomycotina/Agaricomycetes/Agaricomycetidae/Agaricales/Agaricaceae  
Former classification: Basidiomycota/Homobasidiomycetes/Agaricomycetideae/Agaricales/Agaricaceae/Agariceae  

synonyms: Psalliota langei, Agaricus haemorrhoidarius ss.Lge 
(unconfirmed synonyms: Agaricus mediofuscus)  

edibility : edible, good

photo gallery of  Agaricus langei
photo gallery of  Agaricus langei potential confusions with  Agaricus langei toxicity of Agaricus langei genus Agaricus  

The cap is ochre-brown to rust-brown, convex then expanded; its margin is with a few overhanging veil remains. The cap surface is with concentric fibrous scales, smooth then scaly.

The stem is more or less equal, pinkish white, reddening when touched, and becoming stained with brown below the ring, with bulb, with a pendulous membranous ring, white above, darker underneath.

The flesh is white, turning blood-red immediately when exposed to air; its taste is pleasant and faint, nutty; the odour is pleasant, faint; its texture is fibrous.

The gills are pink for a long time, then dark purple-brown, free, crowded . The spore print is purple brown. This species is saprophytic. It grows on the ground, in coniferous or mixed woods, mostly with pines.

The fruiting period takes place from June to November.
Dimensions: width of cap approximately 8 cm (between 4 and 12 cm)
  height of stem approximately 8 cm (between 3 and 12 cm)
  thickness of stem (at largest section) approximately 20 mm (between 15 and 30 mm)

Chemical tests : no reaction to Schaeffer's test.

Distinctive features : scaly cap; smooth and white stem, with a pendulous ring, and without a bulb at the base; white flesh turning intensely red when exposed to air; with conifers

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



page updated on 14/01/18