Russula emetica (Schaeff.:Fr.) Pers.
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common name(s) : Sickener, The Sickener
New classification: Basidiomycota/Agaricomycotina/Agaricomycetes/Incertae sedis/Russulales/Russulaceae
Former classification: Basidiomycota/Homobasidiomycetes/Agaricomycetideae/Russulales/Russulaceae
synonyms: Russula emetica-emetica
edibility : poisonous
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The cap is bright red, scarlet to blood-red; never violaceous, convex then expanded and sometimes slightly depressed; its margin is smooth then furrowed when mature.
The cap surface is smooth, shiny or viscid in wet weather.
The stem is chalk white, without ring.
The flesh is white, red just beneath the cap surface, unchanging; its taste is very acrid; the odour is fruity or of coconut;
its texture is grainy (breaking like a chalk stick).
The gills are white, free to adnate, crowded .
The spore print is white. This species is mycorrhizal.
It grows on the ground, in damp coniferous woods, on a rather acid soil, more frequent in altitude, with pine and spruce, less frequently with other trees.
The fruiting period takes place from June to December.
Dimensions: | width of cap approximately 7 cm (between 2 and 11 cm) |
| height of stem approximately 7 cm (between 3 and 10 cm) |
| thickness of stem (at largest section) approximately 14 mm (between 5 and 20 mm) |
Chemical tests : flesh becoming salmon pink when in contact with iron sulphate; strong purple reaction of cap cystidia to sulpho-vanillin.
Distinctive features : scarlet to blood-red cap; flesh red just beneath the cap surface which is itself shiny to sticky and entirely peelable; margin smooth then furrowed with age; stem and gills chalk-white; very acrid flesh
Russula emetica is quite rare and scattered in the forest of Rambouillet, and is occasional, more generally speaking
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| | Above : distribution map of Russula emetica in the forest of Rambouillet |
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page updated on 14/01/18