Phylum: Basidiomycota Class: Agaricomycetes
Order: Polyporales Family: Dacryobolaceae
Species: Postia caesia (Schrad.) P. Karst.
Synonyms: Bjerkandera ciliatula
Boletus caesius
Cyanosporus caesius
Leptoporus caesius
Oligoporus caesius
Polyporus alni
Polyporus caesiocoloratus
Polyporus caesius
Tyromyces caesius
Ysgwydd Las y Conwydd
Common Name: Conifer Blueing Bracket


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This distribution map was produced using DMap
Postia caesiaPhotographer: © Mark Wright
Photographer: © Mark Wright

Photographer: © Ronnie Irvine Photographer: © Robert Thompson Photographer: © Debbie Nelson
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View this species in its UK context on the NBN Atlas
Associated Species (where recorded) & number of records:
Picea (7)
Larix (5)
Picea sitchensis (4)
Pinus sylvestris (3)
Picea abies (3)
Pinopsida (2)
Pinaceae (2)
Pinus (2)
Acanthaceae (2)
Larix decidua (2)
Fagus sylvatica (1)
Coniferophyta (1)
Chamaecyparis lawsoniana (1)
Tsuga heterophylla (1)
Habitat (where recorded) & number of records:
Woodland and scrub (7)
Woodland: mixed (7)
Woodland: coniferous, plantation (6)
Woodland (3)
Woodland: coniferous (3)
Woodland: mixed, semi-natural (3)
Bog: raised (2)
Marsh/marshy grassland (1)
Recently felled woodland: coniferous (1)
Substrate (where recorded) & number of records:
Log (13)
Wood (8)
Fallen Tree (4)
Fallen log (3)
Dead Sapling (2)
Tree (2)
Branch (1)
Dead Branch (1)
Dead coniferous wood (1)
Dead Wood (1)
Fallen Branch (1)
Rotting Wood (1)
Sawn Wood (1)
Soil Mossy (1)
Stump (1)
Months recorded in & number of records:
January (2)
June (1)
July (2)
August (11)
September (16)
October (18)
November (5)
December (1)