Coprinopsis atramentaria | |
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C. atramentaria | |
Scientific classification | |
Kingdom: | Fungi |
Division: | Basidiomycota |
Class: | Agaricomycetes |
Order: | Agaricales |
Family: | Psathyrellaceae |
Genus: | Coprinopsis |
Species: | C. atramentaria |
Binomial name | |
Coprinopsis atramentaria (Bull.) Redhead, Vilgalys & Moncalvo (2001) |
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Synonyms | |
Coprinus atramentarius |
Coprinopsis atramentaria | |
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Mycological characteristics | |
gills on hymenium | |
cap is ovate | |
hymenium is free | |
stipe is bare | |
spore print is black | |
ecology is saprotrophic | |
edibility: edible or poisonous |
Coprinus atramentarius
edibility: edible
Coprinopsis atramentaria, commonly known as the common ink cap or inky cap, is an edible (but sometimes poisonous, when combined with alcohol) mushroom found in Europe and North America. Previously known as Coprinus atramentarius, it is the second best known ink cap and previous member of the genus Coprinus after C. comatus. It is a widespread and common fungus found throughout the northern hemisphere. Clumps of mushrooms arise after rain from spring to autumn, commonly in urban and disturbed habitats such as vacant lots and lawns, as well as grassy areas. The grey-brown cap is initially bell-shaped before opening, after which it flattens and disintegrates. The flesh is thin and the taste mild. It can be eaten but is poisonous when consumed with alcohol – hence another common name, tippler's bane.
The common ink cap was first described by French naturalist Pierre Bulliard in 1786 as Agaricus atramentarius before being placed in the large genus Coprinus in 1838 by Elias Magnus Fries. The specific epithet is derived from the Latin word atramentum "ink".
The genus was formerly considered to be a large one with well over 100 species. However, molecular analysis of DNA sequences showed that the most species belonged in the family Psathyrellaceae, distinct from the type species that belonged to the Agaricaceae. It was given its current binomial name in 2001 as a result, as this and other species were moved to the new genus Coprinopsis.