BioImages (UK) BIOTA (living things) Eukaryota (eukaryotes) FUNGI SS. (true fungi) BASIDIOMYCOTA (spore droppers) BASIDIOMYCETES (spore droppers) AGARICOMYCETIDAE (a subclass of basidiomycetes) AGARICALES (mushrooms and toadstools) AGARICACEAE (mushrooms, dapperlings and parasols) Agaricus (true mushrooms) Agaricus arvensis (Horse Mushroom) Record Agaricus arvensis is also a member of: Macromycetes (via Agaricales) Fungi sl. Lower Plants (via Fungi ss.)

BioImages: The Virtual Field-Guide (UK) Agaricus arvensis Schaeff., 1762 (Horse Mushroom) Date: 17 October 2004 OS grid ref: TF40 Lat/Lon: 52° 40' N, 0° 10' E Location: Vice County: Cambridge, VC29, England Voucher: 17/10/2004[A] (Please quote this in any queries about this record) Stage or state: Fruitbody Record Summary: on ground in Apple orchard Associated organism: under live tree of Malus Identification Notes: Cap: white, buff in centre, minutely concolorous scaly. Ring: membranous, with "cogwheel" on underside. Gills: very pale greyish pink when young. Smell: almonds. Spores: pale cocoa-brown under microscope, ellipsoid-amygdaliform, 6-8/5µm. GIll edge: white edged with narrowly clavate to cylindric cheilocystidia. Images standard photographs and close-ups microscope photographs << Click on a thumbnail

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