Xanthoria parietina (L.) Th. Fr.
(Common Orange Lichen)

Taxonomic hierarchy:
SpeciesXanthoria parietina (Common Orange Lichen)
GenusXanthoria (a genus of lichens)
FamilyTELOSCHISTACEAE (a family of lichens)
OrderTELOSCHISTALES (an order of lichens)
SubclassLECANOROMYCETIDAE (a subclass of lichens)
ClassLECANOROMYCETES (a class of lichens)
SubphylumPEZIZOMYCOTINA (a subphylum of ascomycetes)
PhylumASCOMYCOTA (spore shooters, ascomycete)
KingdomFUNGI (true fungi)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Xanthoria parietina (Common Orange Lichen) :
1: Xanthoria parietina (Common Orange Lichen)
21 Feb 1999 OSGR: SU49 51° 40’ N, 1° 20’ W Vice County: Berks (VC 22) England
on recently-fallen Crack Willow
Image 1: Apothecia - close-upImage 2: Apothecia - close-up (2)Image 3: Fertile thallusImage 4: Thallus tip - close-upImage 5: Algal symbiontImage 6: Asci and paraphysesImage 7: Asci, ascospores and paraphysesImage 8: AscosporesImage 9: MedullaImage 10: Medulla (2)Image 11: Paraphyses
2: Xanthoria parietina (Common Orange Lichen)
29 Jun 1979 OSGR: TQ20 50° 50’ N, 0° 20’ W Vice County: East Sussex (VC 14) England
Shade form, on Ash twigs
Image 1: Thallus - close-upImage 2: Thallus - close-up (2)Image 3: Thallus - close-up - enlarged
3: Xanthoria parietina (Common Orange Lichen)
26 Apr 1975 OSGR: SU58 51° 30’ N, 1° 10’ W Vice County: Berks (VC 22) England
on felled Oak
Image 1: Apothecia - magnified
4: Xanthoria parietina (Common Orange Lichen)
19 Sep 1968 OSGR: TQ20 50° 50’ N, 0° 20’ W Vice County: East Sussex (VC 14) England
Sunny specimen on concrete fence post
Image 1: Thallus - close-up
5: Xanthoria parietina (Common Orange Lichen)
16 Sep 1968 OSGR: TQ20 50° 50’ N, 0° 10’ W Vice County: East Sussex (VC 14) England
Greenish state, growing in shade
Image 1: Thallus - shade form - enlarged

Identification Works

AuthorYearTitleSource
Minter, D. 1986 Upland Foray, Sutherland, 11-18 May 1985 Bull. Br. mycol. Soc. Vol 20 (1): 17-24.

Xanthoria parietina (Common Orange Lichen) may also be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Xanthoria parietina (Common Orange Lichen)
BioInfoBioInfo (www.bioinfo.org.uk) has 47 host/parasite/foodplant and/or other relationships for Xanthoria parietina (Common Orange Lichen)
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