Mycena olivaceomarginata (Massee) Massee
(Brownedge Bonnet)

Taxonomic hierarchy:
SpeciesMycena olivaceomarginata (Brownedge Bonnet)
GenusMycena (a genus of bonnet toadstools)
FamilyMYCENACEAE (bonnet toadstools and their allies)
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 Mycena olivaceomarginata (Brownedge Bonnet) :
1: Mycena olivaceomarginata (Brownedge Bonnet)
6 Nov 2011 OSGR: SU67 51° 30’ N, 1° 10’ W Vice County: Berks (VC 22) England
in rough grassland
Image 1: Cap - underside with gills - enlargedImage 2: Gill edge - microscope low magnificationImage 3: Gill edges - magnifiedImage 4: Gills - magnified
2: Mycena olivaceomarginata (Brownedge Bonnet)
31 Oct 2005 OSGR: SU56 51° 20’ N, 1° 20’ W Vice County: Berks (VC 22) England
4 mouldy fruitbodies . Photos: Unidentified infection, microscopy
Image 1: Infected fruitbodies - side views showing capsImage 2: Infected fruitbodies - side views showing gillsImage 3: Infected fruitbody - side view showing gills and stipeImage 4: In situImage 5: Infected fruitbody - gills - close-up - enlargedImage 6: Infected fruitbody - gills - close-up - enlarged (2)Image 7: Infection - coralloid hyphae - magnifiedImage 8: Infection - coralloid hyphae - magnified (2)Image 9: Infection - coralloid hyphae - magnified (3)Image 10: Infection - coralloid hyphae - highly magnifiedImage 11: Infection - coralloid hyphae - highly magnified (2)Image 12: Infection - coralloid hyphae - highly magnified (3)Image 13: Infection - coralloid hyphae - highly magnified (4)Image 14: Infection - coralloid hypha - highly magnifiedImage 15: Infection - coralloid hypha - highly magnified (2)Image 16: Infection - hyphae - highly magnified
3: Mycena olivaceomarginata (Brownedge Bonnet)
8 Oct 1998 OSGR: SU46 51° 20’ N, 1° 20’ W Vice County: Berks (VC 22) England
in mown, species-rich grassland
Image 1: CapImage 2: Cap (2)Image 3: Cap (3)Image 4: Cap - LSImage 5: Cap - LS (2)Image 6: FruitbodiesImage 7: Fruitbody - LSImage 8: Fruitbody - LS (2)Image 9: Fruitbody - undersideImage 10: GillsImage 11: Gills (2)Image 12: Gills (3)
4: Mycena olivaceomarginata (Brownedge Bonnet)
12 Oct 1979 OSGR: SU83 51° 0’ N, 0° 50’ W Vice County: North Hants (VC 12) England
Image 1: Fruitbody - side view - in situImage 2: Fruitbody - side view showing gills - lain downImage 3: Cap - side view - close-up - enlargedImage 4: Cap - side view - close-up - enlarged (2)Image 5: Gills and upper stipe - close-up - enlargedImage 6: Cheilocystidia - highly magnifiedImage 7: Spores - highly magnifiedImage 8: Description

Mycena olivaceomarginata (Brownedge Bonnet) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Mycena olivaceomarginata (Brownedge Bonnet)
BioInfoBioInfo (www.bioinfo.org.uk) has 1 host/parasite/foodplant and/or other relationships for Mycena olivaceomarginata (Brownedge Bonnet)

A small toadstool with a pale brown parabolic cap and gills finely-edged orange or brown. It is one of the common grassland Mycenas in lawns and pastures.

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