''Psathyrella longipes'', the tall Psathyrella, is a species of

agaric An agaric () is a type of fungus fruiting body characterized by the presence of a pileus (cap) that is clearly differentiated from the stipe (stalk), with lamellae (gills) on the underside of the pileus. In the UK, agarics are called "mushrooms ...

fungus in the family

Psathyrellaceae The Psathyrellaceae are a family of dark-spored agarics that generally have rather soft, fragile fruiting bodies, and are characterized by black, dark brown, rarely reddish, or even pastel-colored spore prints. About 50% of species produce fruit ...

and the brittlestem genus, ''

Psathyrella ''Psathyrella'' is a large genus of about 400 species, and is similar to the genera '' Coprinellus'', ''Coprinopsis'', ''Coprinus'' and ''Panaeolus'', usually with a thin cap and white or yellowish white hollow stem. The caps do not self digest ...

''. It was originally described as ''Hypholoma longipes'' by

Charles Horton Peck Charles Horton Peck (March 30, 1833 – July 11, 1917) was an American mycologist of the 19th and early 20th centuries. He was the New York State Botanist from 1867 to 1915, a period in which he described over 2,700 species of North American fun ...

in 1895;

Alexander H. Smith Alexander Hanchett Smith (December 12, 1904 – December 12, 1986) was an American mycologist known for his extensive contributions to the taxonomy and phylogeny of the higher fungi, especially the agarics. Early life Smith, born in Crandon, Wis ...

transferred it to ''

'' in 1941. As its name implies, the tall Psathyrella is unusual in its genus in having a relatively long stipe, 5-12cm long and 2-6mm thick. Its cap is 2.5-4.5cm in diameter and conical, and has a "veil" of creamy-white fragments which contrast with its basic dull brown colour. The tall Psathyrella has an almost world-wide distribution: reports to

iNaturalist iNaturalist is a social network of naturalists, citizen scientists, and biologists built on the concept of mapping and sharing observations of biodiversity across the globe. iNaturalist may be accessed via its website or from its mobile applic ...

show it as present in almost every country in Europe and North Africa, in most states and provinces of North America, in several South American countries, in East Asia and in Australia. It fruits in autumn and early winter.

References

External links

* Fungi described in 1895 Fungi of North America Psathyrellaceae Taxa named by Charles Horton Peck Fungus species {{Psathyrellaceae-stub

See also

References

External links