Coprinopsis nivea, commonly known as the snowy inky cap[1] or snowy inkcap, is a species of mushroom producing fungus in the family Psathyrellaceae.[2][3]
Coprinopsis nivea is a small inkcap mushroom which grows in wetland environments.
Cap: 1.5–3cm. Starts egg shaped expanding to become campanulate (bell shaped). Covered in white powdery fragments of the veil when young. Gills: Start white before turning grey and ultimately black and deliquescing (dissolving into an ink-like black substance). Crowded and adnate or free. Stem: 3–9cm long and 4-7mm in diameter. White with a very slightly bulbous base which may present with white tufts similar to that of the cap. Spore print: Black. Spores: Flattened ellipsoid and smooth with a germ pore. 15-19 x 8.5-10.5 μm. Taste: Indistinct. Smell: Indistinct.[8][9]
Etymology
The specific epithetnivea (originally niveus) is Latin for snowy or snow-covered.[10] This is a reference to the powdery white appearance of this mushroom.
Habitat and distribution
Grows in small trooping or tufting groups on old dung, especially that of cows[11] and horses, Summer through late Autumn. Widespread and recorded quite regularly.[8]
↑ Siegel, Noah; Schwarz, Christian (September 1, 2024). Mushrooms of Cascadia: A Comprehensive Guide to Fungi of the Pacific Northwest. Backcountry Press. ISBN9781941624197.
↑ Redhead SA, Scott A; Vilgalys R; Moncalvo J-M; Johnson J; Hopple JS; Hopple, John S; Johnson, Jacqui; Moncalvo, Jean-Marc; Vilgalys, Rytas (2001). "Coprinus Pers. and the disposition of Coprinus species sensu lato". Taxon. 50 (1): 203–241. doi:10.2307/1224525. JSTOR1224525.
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