Bulbillomyces farinosus (Bres.) Jülich
(Couscous Crust)

Taxonomic hierarchy:
SpeciesBulbillomyces farinosus (Couscous Crust)
FamilyMERULIACEAE (rosette fungi)
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 Bulbillomyces farinosus (Couscous Crust) :
1: Bulbillomyces farinosus (Couscous Crust)
6 Oct 2013 OSGR: SU00 50° 50’ N, 1° 60’ W Vice County: Dorset (VC 9) England
Aegerita state on damp, dead, fallen wood fragment
Image 1: Aegerita state - colony on damp woodImage 2: Aegerita state - colony on damp wood (2)Image 3: Aegerita state - close-up - enlargedImage 4: Aegerita state - close-up - enlarged (2)Image 5: Aegerita state - close-up - enlarged (3)Image 6: Conidia - magnifiedImage 7: Conidia - magnified (2)
2: Bulbillomyces farinosus (Couscous Crust)
23 Oct 2002 OSGR: SU49 51° 40’ N, 1° 20’ W Vice County: Berks (VC 22) England
Perfect and imperfect (aegerita) stages on bark of cut ?Alder poles beside board-walk
Image 1: Imperfect (aegerita) and perfect stages - close-upImage 2: Imperfect (aegerita) and perfect stages - close-up (2)Image 3: Imperfect (aegerita) and perfect stages - close-up (3)Image 4: Imperfect (aegerita) and perfect stages - magnifiedImage 5: Imperfect (aegerita) and perfect stages - magnified (2)Image 6: Imperfect (aegerita) stage - enlargedImage 7: Perfect and imperfect (aegerita) stages - enlargedImage 8: Perfect and imperfect (aegerita) stages - enlarged (2)Image 9: Perfect and imperfect (aegerita) stages - magnifiedImage 10: Perfect and imperfect (aegerita) stages - magnified (2)Image 11: Perfect stage - magnifiedImage 12: CystidiaImage 13: Cystidia (2)Image 14: SporesImage 15: Spores (2)
3: Bulbillomyces farinosus (Couscous Crust)
18 Sep 2002 OSGR: TQ13 51° 10’ N, 0° 20’ W Vice County: West Sussex (VC 13) England
Anamorphic stage on damp wood
Image 1: Colony - enlargedImage 2: Colony - enlarged (2)Image 3: Colony - magnifiedImage 4: Colony - magnified (2)Image 5: Squash prep - magnifiedImage 6: Squash prep - magnified (2)Image 7: Squash prep - magnified (3)Image 8: Squash prep - magnified (4)Image 9: Squash prep - microscope low magnificationImage 10: Squash prep - microscope low magnification (2)
4: Bulbillomyces farinosus (Couscous Crust)
6 Oct 2001 OSGR: SU56 51° 20’ N, 1° 10’ W Vice County: Berks (VC 22) England
on fallen wood
Image 1: FruitbodyImage 2: Fruitbody surrounded by sclerotiaImage 3: Sclerotia and fruitbodyImage 4: Sclerotia and fruitbody (2)Image 5: Fruitbody - magnifiedImage 6: BasidiumImage 7: CystidiaImage 8: Sclerotial cellsImage 9: Spores
5: Bulbillomyces farinosus (Couscous Crust)
6 Oct 1999 OSGR: SU46 51° 20’ N, 1° 20’ W Vice County: Berks (VC 22) England
on fallen pole lying in stream
Image 1: SclerotiaImage 2: Sclerotia (2)Image 3: Sclerotia (3)Image 4: Sclerotia (4)Image 5: Sclerotia (5)Image 6: Sclerotia - close-upImage 7: Sclerotia - close-up (2)Image 8: Sclerotia - close-up (3)Image 9: Sclerotia - close-up (4)Image 10: Sclerotial cellsImage 11: Sclerotial cells (2)Image 12: Sclerotial cells (3)Image 13: Sclerotial cells (4)Image 14: Sclerotial cells (5)Image 15: Sclerotial end cellsImage 16: Sclerotium

Identification Works

AuthorYearTitleSource
() Eriksson, J., Hjortstam, K. & Ryvarden, L. 1976 The Corticiaceae of Northern Europe: 4 Hyphodermella - Mycoacia Corticiaceae of Northern Europe, The, 4, Fungiflora
Henrici, A. 2004 Notes and Records (Jan 2004) Field Mycology Vol 5 (1): 28-30,33.
Legon, N.W. 2006 Profiles of Fungi No. 140: Bulbillomyces farinosus (Bres.) Julich Mycologist Vol 20 (2): 81-82.
Weightman, J. 2007 Cross Dressers: Cyphelloid and other curious fungi Field Mycology Vol 8 (3): 80-83.

Bulbillomyces farinosus (Couscous Crust) may also be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Bulbillomyces farinosus (Couscous Crust)
BioInfoBioInfo (www.bioinfo.org.uk) has 6 host/parasite/foodplant and/or other relationships for Bulbillomyces farinosus (Couscous Crust)

A small "whitewash" fungus of damp fallen wood of broadleaved trees in periodically flooded places in lake- and streamside woods. It is usually found in the asexual form (anamorph) as white granules which are water-dispersed, but it also forms basidiospores when conditions are right.

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