Phylum: Ascomycota	Class: Leotiomycetes
Order: Helotiales	Family: Pezizellaceae
Species: Calycina claroflava (Grev.) Kuntze

Synonyms:

Bisporella claroflava Bisporella sulfurina Calycella claroflava Calycella sulfurina Helotium citrinicolor Helotium claroflavum Helotium sulfurinum Peziza claroflava Sulphur Disco

Common Name:

Sulphur Disco

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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 (16) Fraxinus excelsior (6) Quercus (6) Corylus avellana (4) Acer pseudoplatanus (4) Alnus glutinosa (3) Quercus petraea (3) Salix (2) Tilia (2) Acer (1) Quercus robur (1) Betula pubescens (1) Diatrypella favacea (1) Crataegus monogyna (1) Ulex europaeus (1) Salix caprea (1)

Habitat (where recorded) & number of records: Woodland and scrub (11) Woodland: broadleaved, plantation (5) Woodland: broadleaved, semi-natural (5) Woodland (4) Parkland and scattered trees (3) Woodland: broadleaved, semi-natural, high forest (2) Woodland: mixed (2) Woodland: mixed, semi-natural (2) Boundaries: hedge with trees (1) Dry heath/acid grassland (1) Grassland: marshy, lowland (1) Parkland and scattered trees: mixed (1) Scrub: dense/continuous (1) Woodland: broadleaved (1) Woodland: broadleaved, semi-natural, coppice with standards (1) Woodland: mixed, plantation (1)

Substrate (where recorded) & number of records: Branch (31) Wood (14) Dead Wood (3) Log (2) Bark (1) Fallen Branch (1) Fallen Tree (1) Fallen Twig (1) Soil (1) Standing Dead Tree (1) Twig (1)

Months recorded in & number of records: January (3) March (2) May (1) June (3) July (3) August (8) September (14) October (27) November (6) December (4)