Russula nauseosa (Pers.) Fr. 1838

Foodplant / mycorrhiza / ectomycorrhiza
fruitbody of Russula nauseosa is ectomycorrhizal with live root of Pinopsida
Remarks: Other: uncertain

Foodplant / mycorrhiza / ectomycorrhiza
fruitbody of Russula nauseosa is ectomycorrhizal with live root of Pinus sylvestris
Remarks: Other: uncertain
Other: major host/prey

Foodplant / mycorrhiza / ectomycorrhiza
fruitbody of Russula nauseosa is ectomycorrhizal with live root of Picea abies
Remarks: Other: uncertain
Other: major host/prey

Russula nauseosa (Pers.) Fries, Epicr. Myc. 363. 1838
Agaricus nauseosus Pers. Syn. Fung. 446. 1801.
RussuUna nauseosa Schrot. Krypt.-Fl. Schles. 3^: 562. 1889.
Pileus broadly convex, becoming plane to depressed, up to 5 cm. broad; smrface purplebrown at the center, shading to garnet-brown or dull-garnet toward the margin, sometimes becoming pale, viscid when wet, with the pellicle separable, glabrous; margin becoming tuberculate-striate or fiurowed: context white, fragile, mild but somewhat nauseous, the odor disagreeable with age; lamellae light-yellow, then dingy-ochraceous, with a few shorter ones intermingled here and there, adnexed, ventricose, somewhat distant; stipe white, up to 2.5 cm. long, about 0.8 cm. thick; spores yellow, 8-9 ju in diameter.
Type locality: Kurope.
Habitat: On the ground in woods.
Distribution: North Carolina and Vermont; also in Europe.