Russula ochroleuca

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Russula ochroleuca
File:Russula ochroleuca châtaigne.JPG
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Fungi
Division: Basidiomycota
Class: Agaricomycetes
Order: Russulales
Family: Russulaceae
Genus: Russula
Species:
R. ochroleuca
Binomial name
Russula ochroleuca
Fr. (1838)
Synonyms
  • Agaricus ochroleucaus Pers. (1801)
Russula ochroleuca
File:Gills icon.pngGills on hymenium
File:Convex cap icon.svgCap is convex
File:Free gills icon2.svg File:Adnexed gills icon2.svgHymenium is free or adnexed
File:Bare stipe icon.svgStipe is bare
Spore print is white
File:Mycorrhizal fungus.svgEcology is mycorrhizal
File:Mycomorphbox Inedible.pngEdibility is edible, but unpalatable

Russula ochroleuca is a member of the genus Russula. A group that have become known as brittlegills. It has been commonly known as the common yellow russula for some years, and latterly the ochre brittlegill. It is widespread, and common in mixed woodland.

Taxonomy

Russula ochroleuca was first noted and named as a species of Agaricus by the pioneering South African mycologist Christian Hendrik Persoon in 1801.

Description

The cap is dull yellow and 5–12 cm (2–4.5 in) wide, initially convex, later flat, or slightly depressed. The cap margin becomes furrowed when mature, and it is two-thirds peeling. The gills are white to greyish white, and are adnexed.[1] The stipe is 3–7 cm (1–3 in) long, 1–2 cm (0.5–1 in) wide, cylindrical, white or later greyish. The taste is mild to moderately hot. It could be confused with the similar-looking and much better tasting Russula claroflava.

Distribution and habitat

Russula ochroleuca grows in deciduous and coniferous forest, where it (at least in Northwestern Europe) is very common. In the USA it is fairly common under conifers; birch, and aspen in the Northern States.[2]

Edibility

Although considered edible, it is not known as particularly tasty. It is mild to moderately hot.

See also

References

  1. Roger Phillips (2006). Mushrooms. Pan MacMillan. ISBN 0-330-44237-6.
  2. David Arora (1986). Mushrooms Demystified. Ten Speed Press. ISBN 0-89815-169-4.