Tricholoma populinum J.E. Lange
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common name(s) : Poplar Knight, Poplar Tricholoma
New classification: Basidiomycota/Agaricomycotina/Agaricomycetes/Agaricomycetidae/Agaricales/Tricholomataceae
Former classification: Basidiomycota/Homobasidiomycetes/Agaricomycetideae/Tricholomatales/Tricholomataceae/Tricholomatoideae/Tricholomateae
synonyms: Tricholoma suffocatum, Tricholoma pessundatum ss.Konr.
edibility : edible
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The cap is pale brown to orange-red brown, convex to expanded, without an umbo; its margin is brighter, inrolled for a long time, not grooved but smooth and eventually wavy.
The cap surface is smooth, viscid or sticky when damp, shiny and cracking when dry, easily peelable.
The stem is white, washed with brown from the base up, full, firm, with yellow mycelial strands at the base, without ring nor ring zone.
The flesh is white, slightly red-brown underneath the surface of the cap, thick and firm, unchanging; its taste is mild, mealy and slightly bitterish; the odour is strongly mealy, also of cucumber or watermelon;
its texture is fibrous.
The gills are white, then stained with brown with age, emarginate to adnate, crowded .
The spore print is white. This species is mycorrhizal.
It grows on the ground, often in small tufts, in the woods, parks, grassy areas, shrubs, mostly with poplar, sometimes with willow trees.
The fruiting period takes place from September to November.
Dimensions: | width of cap approximately 11 cm (between 6 and 20 cm) |
| height of stem approximately 9 cm (between 5 and 14 cm) |
| thickness of stem (at largest section) approximately 20 mm (between 10 and 35 mm) |
Distinctive features : red-brown cap, sticky or viscid when damp; odour and taste of meal or cucumber; white stem, washed with brown, without ring; white gills, eventually stained with brown; often in small tufts with poplar or willow trees
Tricholoma populinum is quite rare and localised in the forest of Rambouillet, and is infrequent, more generally speaking
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| | Above : distribution map of Tricholoma populinum in the forest of Rambouillet |
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page updated on 14/01/18