Phylum: Basidiomycota	Class: Agaricomycetes
Order: Russulales	Family: Russulaceae
Species: Russula nigricans Fr.

Synonyms:

Agaricus elephantinus Agaricus nigricans Omphalia adusta ß elephantinus Russula elephantina Russula nigrescens Tegyll Brau Duol

Common Name:

Blackening Brittlegill

An ectomycorrhizal species

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This distribution map was produced using DMap

Photographer: © David Mitchel

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View this species in its UK context on the NBN Atlas

Associated Species (where recorded) & number of records: Fagus sylvatica (108) Quercus (20) Corylus avellana (18) Quercus petraea (10) Betula (6) Betula pendula (2) Picea sitchensis (2) Tilia x vulgaris (2) Tilia cordata x platyphyllos = T. x europaea (1) Tilia (1) Taxus baccata (1) Quercus robur (1) Picea abies (1) Castanea sativa (1) Betula pubescens (1) Pseudotsuga menziesii (1) Pinus sylvestris (1)

Habitat (where recorded) & number of records: Woodland and scrub (23) Woodland (19) Woodland: broadleaved, semi-natural (15) Parkland and scattered trees: mixed (10) Parkland and scattered trees (9) Woodland: broadleaved (9) Woodland: mixed (8) Woodland: mixed, semi-natural (8) Woodland: mixed, plantation (5) Woodland: mixed, plantation, high forest (4) Woodland: plantation (4) Woodland: broadleaved, plantation (3) Boundaries: hedge with trees, species-rich (2) Woodland: broadleaved, plantation, high forest (2) Woodland: broadleaved, semi-natural, high forest (2) Acid grassland: unimproved (1) Bog: raised (1) Boundaries: defunct hedge (1) Wet dwarf shrub heath (1) Woodland: coniferous (1) Woodland: coniferous, plantation (1)

Substrate (where recorded) & number of records: Soil (87) Soil Leaves (30) Soil Mossy (23) Soil Grassy (18) Leaf Litter (2) Wood (2)

Months recorded in & number of records: January (7) March (2) May (2) July (6) August (58) September (110) October (89) November (10) December (3)