Phylum: Ascomycota	Class: Sordariomycetes
Order: Coronophorales	Family: Chaetosphaerellaceae
Species: Chaetosphaerella phaeostroma (Durieu & Mont.) E. Müll. & C. Booth

Synonyms:

Byssosphaeria phaeostroma Chaetosphaeria phaeostroma Oedemium minus Sphaeria phaeostroma Sphaeria tristis var. beta Sphaeria tristis var. ß Thaxteria phaeostroma

Common Name:

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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: Acer pseudoplatanus (6) Fagus sylvatica (6) Acer (5) Acer campestre (2) Diatrype stigma (1) Quercus (1) Rubus (1)

Habitat (where recorded) & number of records: Woodland and scrub (10) Woodland: broadleaved, semi-natural (4) Parkland and scattered trees (3) Built up area, domestic (2) Neutral grassland: semi-improved (2) Woodland (2) Woodland: broadleaved (2) Boundaries: defunct hedge (1) Parkland and scattered trees: mixed (1) Scrub (1) Woodland: broadleaved, plantation (1) Woodland: broadleaved, plantation, high forest (1) Woodland: coniferous, plantation (1) Woodland: mixed (1) Woodland: mixed, plantation (1)

Substrate (where recorded) & number of records: Branch (12) Log (5) Fallen Branch (3) Dead Branch (2) Twig (2) Wood (1)

Months recorded in & number of records: January (2) February (1) April (2) May (3) June (1) July (2) August (4) October (12) November (4) December (1)