Phylum: Basidiomycota Class: Agaricomycetes
Order: Agaricales Family: Agaricaceae
Species: Agaricus arvensis Schaeff.
Synonyms: Agaricus arvensis var. macrolepis
Agaricus exquisitus
Agaricus fissuratus
Agaricus leucotrichus
Psalliota arvensis
Psalliota arvensis f. epileata
Psalliota arvensis f. obesa
Psalliota arvensis var. albosquamosa
Psalliota arvensis var. hortensis
Psalliota fissurata
Psalliota leucotricha
Common Name: Horse Mushroom

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This distribution map was produced using DMap
Agaricus arvensisPhotographer:  David Mitchel
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:
Corylus avellana (4)
Quercus petraea (2)
Pinus (1)
Pinus sylvestris (1)
Fagus sylvatica (1)
Bos domestic (1)
Betula pendula (1)
Quercus (1)
Picea (1)
Habitat (where recorded) & number of records:
Acid grassland (6)
Neutral grassland: semi-improved (3)
Sand-dune: dune grassland (3)
Acid grassland: semi-improved (2)
Calcareous grassland (2)
Improved grassland (2)
Parkland and scattered trees (2)
Woodland: broadleaved, plantation (2)
Woodland: broadleaved, semi-natural (2)
Woodland: mixed (2)
Acid grassland: unimproved (1)
Boundaries: intact hedge (1)
Grassland and marsh (1)
Neutral grassland (1)
Neutral grassland: unimproved (1)
Other artificial habitats (1)
Parkland and scattered trees: mixed (1)
Sand-dune (1)
Sand-dune: dune slack (1)
Wet heath/acid grassland (1)
Woodland (1)
Woodland: broadleaved (1)
Woodland: coniferous, plantation (1)
Woodland: mixed, semi-natural (1)
Substrate (where recorded) & number of records:
Soil Grassy (25)
Soil (12)
Soil Mossy (3)
Soil Needle (2)
Dung (1)
Months recorded in & number of records:
January (8)
March (5)
April (1)
July (7)
August (11)
September (15)
October (27)
November (11)