Russula russud • rust · · · Info · Definitions · Characters · · Russula · · Text Latin · · Script 7 · · Length Definitions · · · (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. Synonyms: genus Russula. · · Noun Definition 1 Characters · · R latin capital letter r U+0052 a latin small letter a U+0061 l latin small letter l U+006C s latin small letter s U+0073 u latin small letter u U+0075