Phylum: Ascomycota Class: Geoglossomycetes
Order: Geoglossales Family: Geoglossaceae
Species: Geoglossum fallax E.J. Durand
Synonyms: Deceptive Earthtongue
Tafod y Ddaear Coesyn Garw
Common Name: Deceptive Earthtongue


Swedish Indicator List: Woodland Indicator Species
A grassland indicator species
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This distribution map was produced using DMap
Geoglossum fallaxPhotographer: © Volker Fäßler
Photographer: © Volker Fäßler

Photographer: © David Mitchel Photographer: © David Mitchel Photographer: © Mark Wright 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:
Bryopsida (5)
Poaceae (5)
Carex (4)
Bryophyta (2)
Hypomyces papulasporae (1)
Poa (1)
Quercus (1)
Ulex europaeus (1)
Habitat (where recorded) & number of records:
Calcareous grassland: unimproved (20)
Neutral grassland: semi-improved (9)
Acid grassland (5)
Acid grassland: semi-improved (5)
Grassland: acidic, upland (4)
Woodland: broadleaved, semi-natural (4)
Grassland and marsh (3)
Built up area, domestic (2)
Calcareous grassland (2)
Coastland: grey dunes (2)
Festuca ovina-Agrostis capillaris-Galium saxatile grassland (2)
Improved grassland (2)
Parkland and scattered trees: mixed (2)
Sand-dune: dune grassland (2)
Woodland (2)
Woodland: mixed (2)
Woodland: mixed, semi-natural (2)
Acid grassland: unimproved (1)
Bog (1)
Boundaries: wall (1)
Built-up areas (1)
Cultivated/disturbed land: amenity grassland (1)
Cynosurus cristatus-Centaurea nigra grassland (1)
Grassland: acidic, semi-improved, upland (1)
Grassland: calcareous, semi-improved, upland (1)
Grassland: neutral, unimproved, lowland (1)
Heathland: wet heath/acid grassland mosaic, upland (1)
Maritime cliff and slope: coastal grassland (1)
Marsh/marshy grassland (1)
Neutral grassland: unimproved (1)
Sand-dune: dune heath (1)
Sesleria albicans-Galium sterneri grassland (1)
Wet heath/acid grassland (1)
Woodland: broadleaved (1)
Woodland: broadleaved, plantation (1)
Substrate (where recorded) & number of records:
Soil Grassy (50)
Soil (42)
Soil Mossy (11)
Moss (2)
Grass (1)
Mossy bole (1)
Sand (1)
Months recorded in & number of records:
January (8)
August (1)
September (3)
October (78)
November (114)
December (9)