Species details

Blackening brittlegill

Russula nigricans

Extra caution required
Blackening brittlegill – Russula nigricans

Photo: Frank Gardiner (Zonda Grattus) · CC BY 3.0 · Photo source · License

Description

A large brittlegill that first reddens and then slowly blackens after damage.

Identification features

Gills are very thick and widely spaced; old fruitbodies become almost entirely black.

Identification checklist

Check the entire fruitbody for identification. A large brittlegill that first reddens and then slowly blackens after damage. Gills are very thick and widely spaced; old fruitbodies become almost entirely black. Typical habitat: Deciduous and coniferous woodland, often with beech, oak and spruce.

How to separate similar species

Compare especially with these similar species: Russula delica, Russula densifolia. Check the combination of cap shape and colour, spore-bearing surface, stem, flesh changes and habitat. A single feature or photograph is not enough; if the key characters do not match the description, do not treat the identification as confirmed.

Habitat

Deciduous and coniferous woodland, often with beech, oak and spruce.

Fruiting period

July, August, September, October, November

Similar species

Extended-description sources