Quaternaria quaternata (Pers.) J. Schröt.
(a valsoid pyrenomycete)

Taxonomic hierarchy:
SpeciesQuaternaria quaternata (a valsoid pyrenomycete)
GenusQuaternaria (a genus of pyrenomycete fungi)
FamilyDIATRYPACEAE (a family of stromatic pyrenomycetes)
OrderXYLARIALES (an order of pyrenomycetes)
SubclassSORDARIOMYCETIDAE (a subclass of ascomycetes and lichens)
ClassSORDARIOMYCETES (a class of ascomycetes)
SubphylumPEZIZOMYCOTINA (a subphylum of ascomycetes)
PhylumASCOMYCOTA (spore shooters, ascomycete)
KingdomFUNGI (true fungi)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Quaternaria quaternata (a valsoid pyrenomycete) :
1: Quaternaria quaternata (a valsoid pyrenomycete)
7 Oct 2007 OSGR: SU26 51° 20’ N, 1° 40’ W Vice County: North Wilts (VC 7) England
Perithecia raising pimples in bark on fallen Beech twig
Image 1: Colony - Beech twig with raised pimples over perithecia - enlargedImage 2: Colony - Beech twig with raised pimples over perithecia - enlarged (2)Image 3: Grouped perithecial necks emerging through bark - magnifiedImage 4: Perithecia - exposed by cutting twig - magnifiedImage 5: Surface scalped off to show grouped perithecia - magnifiedImage 6: Asci and ascospores - magnifiedImage 7: Asci - highly magnifiedImage 8: Ascospores - magnifiedImage 9: Ascospores - highly magnified
2: Quaternaria quaternata (a valsoid pyrenomycete)
13 Apr 2005 OSGR: SU20 50° 50’ N, 1° 40’ W Vice County: South Hants (VC 11) England
On dead Beech twig attached to fallen bough
Image 1: Ostioles - magnifiedImage 2: Perithecial groups - bark cut away - deeply - magnifiedImage 3: Perithecial groups - bark cut away - shallowly - magnifiedImage 4: Perithecial groups - bark cut away - shallowly - magnified (2)Image 5: Two ostioles (moved together in photo) - magnifiedImage 6: Two ostioles - in situ - magnifiedImage 7: Asci and ascospores - magnifiedImage 8: Asci and ascospores - magnified (2)Image 9: Asci - magnifiedImage 10: Asci - magnified (2)Image 11: Asci - magnified (3)Image 12: Asci - magnified (4)Image 13: Asci - magnified (5)Image 14: Ascospores and ascus tip - highly magnifiedImage 15: Ascospores - magnifiedImage 16: Ascospores - highly magnifiedImage 17: Ascospores - highly magnified (2)Image 18: Ascus tip - highly magnifiedImage 19: Perithecial contents - magnified
3: Quaternaria quaternata (a valsoid pyrenomycete)
22 Feb 1998 OSGR: SU67 51° 30’ N, 1° 0’ W Vice County: Berks (VC 22) England
on fallen Beech branch
Image 1: FruitbodiesImage 2: Fruitbodies (2)Image 3: Fruitbodies - close-upImage 4: Fruitbodies immersed in barkImage 5: Fruitbodies in bark - close-up of cut areaImage 6: Fruitbodies in bark, cut with knife at right
4: Quaternaria quaternata (a valsoid pyrenomycete) IDENTIFICATION UNCERTAIN
23 Sep 1978 OSGR: SU93 51° 0’ N, 0° 40’ W Vice County: West Sussex (VC 13) England
tendrils of conidia of Libertella state emerging from cracks in bark on fallen Beech bough
Image 1: Anamorph - close-upImage 2: Anamorph - close-up (2)Image 3: Anamorph - conidiaImage 4: Anamorph - in situImage 5: Anamorph - in situ (2)

Identification Works

AuthorYearTitleSource
Robinson, K. 2005 Microfungi on Beech twigs Field Mycology Vol 6 (1): 8-9.

Quaternaria quaternata (a valsoid pyrenomycete) may also be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Quaternaria quaternata (a valsoid pyrenomycete)
BioInfoBioInfo (www.bioinfo.org.uk) has 10 host/parasite/foodplant and/or other relationships for Quaternaria quaternata (a valsoid pyrenomycete)
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