Trametes betulina (L.) Pilát
(Birch Mazegill)

Taxonomic hierarchy:
SpeciesTrametes betulina (Birch Mazegill)
GenusTrametes (a genus of bracket fungi)
FamilyPOLYPORACEAE (a family of polypores)
OrderPOLYPORALES (polypores)
SubclassAGARICOMYCETIDAE (a subclass of basidiomycetes)
ClassAGARICOMYCETES (a class of fungi)
SubphylumAGARICOMYCOTINA (a subphylum of fungi)
PhylumBASIDIOMYCOTA (spore droppers, basidiomycetes)
KingdomFUNGI (true fungi)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Trametes betulina (Birch Mazegill) :
1: Trametes betulina (Birch Mazegill)
2 Dec 2014 OSGR: SU10 50° 50’ N, 1° 50’ W Vice County: South Hants (VC 11) England
on Birch stump
Image 1: Brackets - edge viewImage 2: Brackets - edge view - close-upImage 3: Brackets - top viewImage 4: Brackets - top view - close-upImage 5: Bracket - under surfaceImage 6: Bracket - under surface - oblique view - close-upImage 7: Bracket - under surface - perpendicular view - close-upImage 8: Bracket surface - near base - enlargedImage 9: Bracket surface - near margin - enlargedImage 10: Bracket surface - near margin - enlarged (2)Image 11: Bracket surface - near margin - enlarged - white backgroundImage 12: Bracket - TS - close-up - enlarged - white backgroundImage 13: Bracket - under surface - close-up - enlargedImage 14: Bracket - under surface - close-up - enlarged - white backgroundImage 15: Bracket - under surface - close-up - enlarged - white background (2)Image 16: Gill trama - squash prep - magnifiedImage 17: Gill trama - squash prep - magnified (2)Image 18: Gill trama - squash prep - magnified (3)Image 19: Gill trama - squash prep - magnified (4)Image 20: Gill trama - squash prep - magnified (5)Image 21: Spores - in cotton blue - magnifiedImage 22: Spores - in cotton blue - highly magnifiedImage 23: Spores - magnifiedImage 24: Spores - magnified (2)Image 25: Spores - highly magnified
2: Trametes betulina (Birch Mazegill)
26 Oct 1997 OSGR: SU57 51° 30’ N, 1° 10’ W Vice County: Berks (VC 22) England
on Birch stump
Image 1: Bracket - LS showing depth of gillsImage 2: Bracket top surfaceImage 3: Bracket top surface - close-upImage 4: Fruitbody - LS showing depth of gillsImage 5: GillsImage 6: Gills (2)
3: Trametes betulina (Birch Mazegill)
14 Dec 1975 OSGR: SU83 51° 10’ N, 0° 50’ W Vice County: North Hants (VC 12) England
on birch
Image 1: Bracket - frozen - in situImage 2: Bracket - frozen - under surface - in situImage 3: Bracket - under surface - in situ

Trametes betulina (Birch Mazegill) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Trametes betulina (Birch Mazegill)
BioInfoBioInfo (www.bioinfo.org.uk) has 9 host/parasite/foodplant and/or other relationships for Trametes betulina (Birch Mazegill)

A common species on broad-leaved trees, especially Betula. From above it can easily be overlooked as the very common Trametes versicolor, but the underside has thin gill-like plates in stead of pores. It often fruits late in the year.

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