russula : Idioms & Phrases
genus russula
-
noun large genus of fungi with stout stems and white spores and neither annulus nor volva; brittle caps of red or purple or yellow or green or blue; differs from genus Lactarius in lacking milky juice
Russula.
WordNet
hygrophorus russula
-
noun an edible fungus with a reddish cap and close pale gills and dry stalk; found under hardwoods