Phylum: Basidiomycota Class: Agaricomycetes
Order: Agaricales Family: Clavariaceae
Species: Clavulinopsis helvola (Pers.) Corner
Synonyms: Clavaria dissipabilis
Clavaria helvola
Common Name: Yellow Club

Swedish Indicator List: Woodland Indicator Species
A grassland indicator species
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Clavulinopsis helvolaPhotographer:  Mark Wright
Photographer: Mark Wright

Photographer:  Roy Anderson
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View this species in its UK context on the BMS Database
Associated Species (where recorded) & number of records:
Beech (2)
Quercus (2)
Poaceae (1)
Alnus glutinosa (1)
Poa (1)
Habitat (where recorded) & number of records:
Acid grassland: semi-improved (19)
Neutral grassland: semi-improved (14)
Acid grassland (7)
Woodland: broadleaved, semi-natural (7)
Built up area, domestic (6)
Calcareous grassland (4)
Woodland: mixed (4)
Festuca ovina-Agrostis capillaris-Galium saxatile grassland (3)
Grassland and marsh (3)
Neutral grassland: unimproved (3)
Woodland (3)
Acid grassland: unimproved (2)
Calcareous grassland: unimproved (2)
Coastland: grey dunes (2)
Cynosurus cristatus-Centaurea nigra grassland (2)
Grassland: acidic, upland (2)
Grassland: neutral, unimproved, lowland (2)
Neutral grassland (2)
Parkland and scattered trees (2)
Scrub (2)
Small parks and city squares (2)
Woodland: broadleaved (2)
Bog (1)
Grassland: acidic, semi-improved, upland (1)
Grassland: calcareous, semi-improved, upland (1)
Maritime cliff and slope: coastal grassland (1)
Mire: blanket bog (1)
Nardus stricta-Galium saxatile grassland (1)
Parkland and scattered trees: mixed (1)
Sand-dune: dune grassland (1)
Wet heath/acid grassland (1)
Substrate (where recorded) & number of records:
Soil (63)
Soil Grassy (57)
Soil Mossy (8)
Moss (2)
Months recorded in & number of records:
January (1)
March (1)
August (2)
September (14)
October (112)
November (36)
December (1)