Tricholoma sejunctum    (Sow.:Fr.) Quél. 

common name(s) : Deceiving Knight, Emarginate Tricholoma 

New classification: Basidiomycota/Agaricomycotina/Agaricomycetes/Agaricomycetidae/Agaricales/Tricholomataceae  
Former classification: Basidiomycota/Homobasidiomycetes/Agaricomycetideae/Tricholomatales/Tricholomataceae/Tricholomatoideae/Tricholomateae  
(unconfirmed synonyms: Tricholoma sejonctum)  

edibility : inedible

photo gallery of  Tricholoma sejunctum
photo gallery of  Tricholoma sejunctum potential confusions with  Tricholoma sejunctum toxicity of Tricholoma sejunctum genus Tricholoma  

The cap is lemon yellow, olive-green, greenish, conical at first, then convex and later expanded, sometimes slightly umbonate; its margin is often upturned and very thin. The cap surface is smooth, greasy to the touch, with darker radial fibrils, viscid when damp, shiny when dry.

The stem is white, flushed with yellowish with age, sometimes rooting, without ring.

The flesh is white, slightly yellow, unchanging; its taste is mealy to bitter, rarely mild; the odour is mealy; its texture is fibrous.

The gills are white, yellowish when bruised or at their edge, emarginate, rather distant (nb of gills per 90° ~ 25 ). The spore print is white. This species is mycorrhizal. It grows on the ground, in deciduous or coniferous woods, on a rather acid or calcareous soil, with oak, chestnut, beech, pine, spruce.

The fruiting period takes place from July to November.
Dimensions: width of cap approximately 8 cm (between 3 and 15 cm)
  height of stem approximately 7 cm (between 4 and 13 cm)
  thickness of stem (at largest section) approximately 15 mm (between 8 and 30 mm)

Chemical tests : none.

Distinctive features : Cap with a yellow to greenish surface, with radiating darker fibrils, looking much like the deathcap (Amanita phalloides); mealy odour and bitter taste

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

page updated on 14/01/18