Tricholoma auratum    (Paulet) Gillet 

common name(s) : Golden Tricholoma 

New classification: Basidiomycota/Agaricomycotina/Agaricomycetes/Agaricomycetidae/Agaricales/Tricholomataceae  
Former classification: Basidiomycota/Homobasidiomycetes/Agaricomycetideae/Tricholomatales/Tricholomataceae/Tricholomatoideae/Tricholomateae  

edibility : deadly poisonous

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

The cap is ochre-yellow to yellow-orange, browner at its centre, convex then expanded, with or without central umbo; its margin is smooth. The cap surface is slightly scaly at the centre, rather viscid or lubricated, especially at the centre.

The stem is thick, pale yellow, without ring.

The flesh is whitish especially in the stem, to pale yellow, brighter closer to the surface, unchanging; its taste is pleasant, nutty; the odour is very faint, pleasant; its texture is fibrous.

The gills are sulphur yellow, emarginate, rather distant (nb of gills per 90° ~ 27 ). The spore print is white. This species is mycorrhizal. It grows on the ground, with conifers, along the Atlantic French coast, on a rather acid soil, with pine.

The fruiting period takes place from October to December.
Dimensions: width of cap approximately 12 cm (between 6 and 15 cm)
  height of stem approximately 8 cm (between 6 and 10 cm)
  thickness of stem (at largest section) approximately 20 mm (between 10 and 30 mm)

Chemical tests : pink reaction to ammonia.

Distinctive features : entirely sulphur-yellow; no or just a few brown adpressed scales towards the centre of cap, often viscid or lubricated; whitish or straw yellow flesh; odourless; in pinewoods (more often in Scotland)

Tricholoma auratum is still unreported so far in the forest of Rambouillet, and is occasional, more generally speaking .

page updated on 14/01/18