~R. atropurpurea~ (Krombholz) Britz.
Blackish purple russula
Cap: width 50-100 mm. Stem: width 14-25 mm; length 60-80 mm.
Cap: deep reddish purple but becoming spotted with either cream-colour or white blotches.
Stem: white but becoming flushed greyish or stained brownish with age.
Gills: white then very pale yellow.
Flesh: white in cap and stem.
Spore-print: white.
On the ground in mixed woods and copses, particularly those containing oak.
~Russula cyanoxantha~ (Secretan) Fries
Cap: width 50-150 mm. Stem: width 10-30 mm; length 50-100 mm.
Cap: lilac, bluish to purple often with green tints.
Stem: pure white.
Gills: pure white.
Flesh: white.
Spore-print: white.
Common in deciduous woods, especially beech-woods.
~R. emetica~ (Fries) S. F. Gray
Emetic russula
Cap: width 50-100 mm. Stem: width 8-15 mm; length 25-70 mm.
Cap: bright scarlet fading with age to become spotted pinkish, slightly viscid when moist.
Stem: spongy, fragile.
Flesh: white.
Gills: pure white.
Spore-print: pure white.
In pine woods usually in boggy areas.
~R. fellea~ (Fries) Fries
Geranium-scented russula
Identification of the Larger Fungi · The Wunder Library — complete classics, free to read, with narration.