Biology:Crepidotus variabilis

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Short description: Species of fungus

Crepidotus variabilis
Crepidotus spec. - Lindsey 4b.jpg
Scientific classification edit
Domain: Eukaryota
Kingdom: Fungi
Division: Basidiomycota
Class: Agaricomycetes
Order: Agaricales
Family: Crepidotaceae
Genus: Crepidotus
Species:
C. variabilis
Binomial name
Crepidotus variabilis
(Pers.) P. Kumm. 1871[1]
Synonyms

Agaricus albidus Balb., (1804)
Agaricus variabilis Pers., 1794
Claudopus variabilis (Pers.) 1876
Dochmiopus variabilis (Pers.) 1887
Hyporrhodius variabilis (Pers.) 1898
Octojuga variabilis (Pers.) 1889[1]

Crepidotus variabilis
View the Mycomorphbox template that generates the following list
Mycological characteristics
gills on hymenium
cap is convex
hymenium is free
lacks a stipe
spore print is buff to pink
ecology is saprotrophic
edibility: unknown

Crepidotus variabilis is a species of saprophytic fungi in the family Crepidotaceae. It is commonly known as a variable oysterling in the United Kingdom and is seen there in autumn.[2] May occur solitary, but more often in small scattered groups from summer to autumn on twigs and other woody debris of broad-leaved trees. Very common but often confused with Crepidotus cesatii.[3]

Description

  • Cap: The cap (pileus) of C. variabilis is generally about 0.5 to 2 cm in diameter is white and emerges kidney shaped soon becoming irregular and wavy forming patches of overlapping fruit bodies. The surface is very finely downy to velvety with a more or less smooth margin.[2][3]
  • Gills: On the underside, the gills (lamellae) appear somewhat fringed and are classified as free with no stipe to connect to. The colour of the gills depends on maturity ranging from off-white when young to ochraceous flesh-coloured as the spores mature.[2]
  • Spores: The spore print is pinkish-buff, reflecting the colour of the gills. The ellipsoid-shaped basidiospore of C. variabilis are 5.7 by 3-3.5 µm in size.[2]
  • Absent features: No stipe (stem) or annulus (ring).

References

  1. 1.0 1.1 "Index Fungorum - Synonymy Record". http://www.speciesfungorum.org/Names/SynSpecies.asp?RecordID=248625. 
  2. 2.0 2.1 2.2 2.3 "Variable Oysterling - Crepidotus variabilis". Nature Spot: Recording the Wildlife of Leicestershire & Rutland. Nature Spot. https://www.naturespot.org.uk/species/variable-oysterling. 
  3. 3.0 3.1 Buczacki, Stefan; Shields, Chris; Ovenden, Denys (2012). "Crepidotus variabilis". Collins Fungi Guide. London: Harper Collins. ISBN 9780007466481. 

Wikidata ☰ Q4240244 entry