''Crepidotus cinnabarinus'' is a species of saprophytic fungus in the family

Crepidotaceae The Crepidotaceae are a family of basidiomycete fungi. Taxonomic Details The Crepidotaceae have recently undergone a revision based on phylogenetic analyses. The following characters are typical of this family: * saprotrophic on woody or herbac ...

with a stipeless

sessile Sessility, or sessile, may refer to: * Sessility (motility), organisms which are not able to move about * Sessility (botany), flowers or leaves that grow directly from the stem or peduncle of a plant * Sessility (medicine), tumors and polyps that ...

cap distributed in North America and Europe. It is highly conspicuous and often found on fallen branches and rotting trunks of broad leafed trees. In England it appears from late summer to autumn.

Description

* Cap: Bright orangish red, the cap (pileus) of C. cinnabarinus is generally about 2 to 18mm in diameter and is convex, shell or fan shaped with a finely down felted surface when fresh, especially at its base, becoming minutely pitted or more or less bald and dry. The margin is irregular to fibrous and initially inrolled. * Stipe (stem): Absent, but a pale, lateral pseudostem is sometimes present. * Gills: Coloured pale brown with a red-orange edge, are crowded and adnexed. *Spores: The spore print is buff. Spore shape is broadly elliptical to subspherical with a finely spiny to warty surface, measuring 8-8.5–8.5 × 5.5–6/5

μm The micrometre ( international spelling as used by the International Bureau of Weights and Measures; SI symbol: μm) or micrometer (American spelling), also commonly known as a micron, is a unit of length in the International System of Unit ...

in size. *Absent features- No annulus (ring).

References

Crepidotaceae Fungi described in 1895 Fungi of Europe Fungi of North America Fungus species {{Agaricales-stub