Charcoal burner

Russula cyanoxantha

''Russula cyanoxantha'', synonymous with R. xyanoxantha, commonly known as the charcoal burner, is a basidiomycete mushroom, distinguished from most other members of the ''Russula'' genus by the fact that its gills do not split, but are soft and flexible. It is one of the most common species of ''Russula'' in Europe.

It is an edible mushroom. It was designated "Mushroom of the Year" in 1997 by the German Association of Mycology.
Russula cyanoxantha  Fungi,Macro,Mushrooms,Russula,Russula cyanoxantha

Appearance

The most salient characteristic is the weak gills, which feel greasy to the touch, are flexible and do not break. The cap is 4–15 cm wide, convex at first and later flattened, and greenish to bright brown . The stipe is pure white, slightly convex underneath, up to 10 cm in height and 1.5–2.5 cm in diameter. The spores are pure white. The stipe will give a green reaction when rubbed with iron salts . Most other russula species give a salmon reaction. Coupled with the gill flexibility this is a good diagnostic clue to species level.
Charcoal Burner - Russula cyanoxantha *Tentative species ID; Russula cyanoxantha has flexible gills that rarely fork and grows under conifers. In contrast, a nearly identical species, R. variata, has repeatedly forking gills and grows in association with hardwood.

Habitat: Growing under conifers; mixed forest Charcoal burner,Geotagged,Russula,Russula cyanoxantha,Russula variata,Summer,United States,fungus,mushroom

Naming

The cap of the grey-green Russula Russula grisea is more blue-grey but has violet or green hues with light cream gills. This fungus also grows in mixed forests, particularly under beech, and more rarely in coniferous forests.

Distribution

''Russula cyanoxantha'' grows in slightly acidic, but nutrient-rich soil. Like all ''Russulas'', it is a mycorrhizal fungus. It is found most commonly in beech forests, and often in deciduous or mixed forests, appearing from May to November, with the highest concentration in July to September.

Habitat

''Russula cyanoxantha'' grows in slightly acidic, but nutrient-rich soil. Like all ''Russulas'', it is a mycorrhizal fungus. It is found most commonly in beech forests, and often in deciduous or mixed forests, appearing from May to November, with the highest concentration in July to September.

References:

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Taxonomy
KingdomFungi
DivisionBasidiomycota
ClassAgaricomycetes
OrderRussulales
FamilyRussulaceae
GenusRussula
SpeciesR. cyanoxantha