Phylum: Ascomycota Class: Leotiomycetes
Order: Rhytismatales Family: Rhytismataceae
Species: Rhytisma acerinum (Pers.) Fr.
Synonyms: Melasmia acerina
Rhytisma pseudoplatani
Xyloma acerinum
Common Name: Sycamore Tarspot

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Rhytisma acerinumPhotographer:  David Mitchel
Photographer: David Mitchel

Photographer:  David Mitchel
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View this species in its UK context on the BMS Database
Associated Species (where recorded) & number of records:
Acer pseudoplatanus (89)
Sycamore (10)
Acer (2)
Acer campestre (2)
Habitat (where recorded) & number of records:
Woodland: broadleaved, semi-natural (25)
Parkland and scattered trees (12)
Woodland: mixed (11)
Woodland: mixed, plantation (10)
Woodland (9)
Woodland: broadleaved (8)
Built up area, domestic (6)
Neutral grassland: semi-improved (6)
Woodland: broadleaved, plantation (4)
Parkland and scattered trees: broadleaved (3)
Parkland and scattered trees: mixed (2)
Scrub (2)
Woodland and scrub (2)
Woodland: coniferous, plantation (2)
Woodland: plantation (2)
Boundaries: defunct hedge (1)
Boundaries: intact hedge (1)
Coastlands (1)
Maritime cliff and slope: coastal grassland (1)
Scrub: dense/continuous (1)
Woodland: broadleaved, plantation, high forest (1)
Woodland: mixed, plantation, high forest (1)
Woodland: mixed, semi-natural (1)
Substrate (where recorded) & number of records:
Fagus (90)
Fallen Leaf (6)
Soil Leaves (4)
Leaf Litter (3)
Dead Attached Leaf (2)
leaf (1)
Soil Mossy (1)
Months recorded in & number of records:
January (4)
February (3)
April (5)
May (2)
July (5)
August (26)
September (35)
October (63)
November (21)
December (2)