Hygrocybe nitrata (Pers.) Wünsche
(Nitrous Waxcap)

Taxonomic hierarchy:
SpeciesHygrocybe nitrata (Nitrous Waxcap)
SubgenusPseudohygrocybe (a subgenus of waxcaps)
GenusHygrocybe (waxcaps, waxcap mushrooms)
FamilyHYGROPHORACEAE (waxcaps and woodwaxes)
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 Hygrocybe nitrata (Nitrous Waxcap) :
1: Hygrocybe nitrata (Nitrous Waxcap)
15 Nov 2015 OSGR: SU23 51° 10’ N, 1° 40’ W Vice County: South Wilts (VC 8) England
one large (damaged) fruitbody and 3 small buttons in unimproved grassland
Image 1: Cap (half cap) - close-up - natural backgroundImage 2: Fruitbody - damaged - lain down - natural backgroundImage 3: Fruitbody - lain down - natural backgroundImage 4: Spores - magnifiedImage 5: Spores - highly magnifiedImage 6: Spores - highly magnified (2)Image 7: Spores - highly magnified (3)Image 8: Spores - highly magnified (4)

Hygrocybe nitrata (Nitrous Waxcap) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Hygrocybe nitrata (Nitrous Waxcap)
BioInfoBioInfo (www.bioinfo.org.uk) has 1 host/parasite/foodplant and/or other relationships for Hygrocybe nitrata (Nitrous Waxcap)

A medium-sized waxcap with dark greyish-brown cap contrasting with pale gills and stipe, and a distinctly nitrous smell. It is an uncommon species of unimproved grassland and fixed dunes.

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