Phylum: Basidiomycota Class: Agaricomycetes
Order: Hymenochaetales Family: Hymenochaetaceae
Species: Mensularia radiata (Sowerby) Lázaro Ibiza
Synonyms: Boletus radiatus
Fomes variegatus
Inonotus radiatus
Polyporus radiatus
Polystictus radiatus
Common Name: Alder Bracket


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Mensularia radiataPhotographer: © David Mitchel
Photographer: © David Mitchel

Photographer: © Mark Wright
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View this species in its UK context on the BMS Database
Associated Species (where recorded) & number of records:
Alnus glutinosa (71)
Salix cinerea (2)
Acer pseudoplatanus (2)
Alder (2)
Alnus (2)
Betula pubescens (1)
Pinus sylvestris (1)
Quercus robur (1)
Salix (1)
Habitat (where recorded) & number of records:
Woodland: broadleaved, semi-natural (14)
Parkland and scattered trees (7)
Woodland (7)
Woodland: broadleaved (7)
Neutral grassland: semi-improved (6)
Woodland: mixed (6)
Built up area, domestic (3)
Cultivated/disturbed land: amenity grassland (2)
Neutral grassland (2)
Scrub (2)
Woodland: coniferous, plantation (2)
Woodland: mixed, plantation (2)
Woodland: mixed, semi-natural (2)
Boundaries: defunct hedge (1)
Coastland: intertidal, boulders/rocks, brown algal beds (1)
Cultivated/disturbed land: introduced shrub (1)
Grassland: marshy, lowland (1)
Grassland: marshy, upland (1)
Marsh/marshy grassland (1)
Parkland and scattered trees: broadleaved (1)
Scrub: dense/continuous, neutral (1)
Scrub: scattered, acidic (1)
Scrub: scattered, neutral (1)
Sump alderwoods (1)
Swamp (1)
Valley alderwoods on mineral soils (1)
Valley alderwoods on neutral-alkaline soils (1)
Wet valley alderwoods (1)
Woodland: broadleaved, plantation, high forest (1)
Woodland: mixed, plantation, high forest (1)
Substrate (where recorded) & number of records:
Dead Wood (24)
Tree (20)
Standing Dead Tree (14)
Acer pseudoplatanus (5)
Stump (4)
Quercus rubra (3)
Fallen Tree (2)
Log (2)
Twig (2)
Cut Trunk (1)
Dead Branch (1)
Standing Dead Branch (1)
tree, dead (1)
tree, rotten (1)
trunk, dead (1)
trunk, fallen (1)
wood (1)
Months recorded in & number of records:
January (8)
February (5)
March (5)
April (11)
May (4)
June (4)
July (9)
August (3)
September (8)
October (30)
November (12)
December (3)