Agaricus bitorquis (Quél.) Sacc.
(Pavement Mushroom)

Taxonomic hierarchy:
SpeciesAgaricus bitorquis (Pavement Mushroom)
GenusAgaricus (true mushrooms)
FamilyAGARICACEAE (mushrooms, dapperlings and parasols, puffballs and bird’s-nests)
OrderAGARICALES (mushrooms and toadstools)
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 Agaricus bitorquis (Pavement Mushroom) :
1: Agaricus bitorquis (Pavement Mushroom)
4 Jun 1999 OSGR: SU56 51° 20’ N, 1° 10’ W Vice County: Berks (VC 22) England
on roadside verge
Image 1: CapImage 2: Cap - RSImage 3: Cap surface textureImage 4: FruitbodyImage 5: Fruitbody (2)Image 6: Fruitbody - LS - freshly cutImage 7: Fruitbody - LS - several minutes after cuttingImage 8: Gill - close-upImage 9: Gills - close-upImage 10: Gills on young capImage 11: Ring - close-upImage 12: Ring - from above - close-upImage 13: StipeImage 14: Stipe - close-upImage 15: Young fruitbodyImage 16: 4-spored basidia on face of gillImage 17: 4-spored basidia on face of gill (2)Image 18: CheilocystidiaImage 19: Cheilocystidia (2)Image 20: Cheilocystidia (3)Image 21: Cheilocystidia (4)Image 22: SporesImage 23: Spores (2)
2: Agaricus bitorquis (Pavement Mushroom)
23 Oct 1976 OSGR: SU88 51° 30’ N, 0° 50’ W Vice County: Berks (VC 22) England
Image 1: Fruitbody - oblique view - in situImage 2: Fruitbody - oblique view - in situ (2)Image 3: Fruitbody - to view - in situImage 4: Fruitbody - turned over to show gills and stipeImage 5: Fruitbody - turned over to show gills and stipe (2)

Identification Works

AuthorYearTitleSource
Pearson, A.A. 1952 New Records and Observations V. TBMS Vol 35 (2): 97-122, IN1-2.

Agaricus bitorquis (Pavement Mushroom) may also be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Agaricus bitorquis (Pavement Mushroom)
BioInfoBioInfo (www.bioinfo.org.uk) has 1 host/parasite/foodplant and/or other relationships for Agaricus bitorquis (Pavement Mushroom)
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