russula
— Noun
– English
~ 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
Russulaceae
— Noun
– English
~ used in some classification systems for the genus Russula
rust
— Noun
– English
~ a plant disease that produces a reddish-brown discoloration of leaves and stems; caused by various rust fungi
rust
— Noun
– English
~ the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water
rust
— Noun
– English
~ any of various fungi causing rust disease in plants
rust mite
— Noun
– English
~ any of several varieties of mite that burrow into plants and cause a reddish-brown discoloration on the leaves or fruit
rust
— Noun
– English
~ a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture
rust fungus
— Noun
– English
~ any of various fungi causing rust disease in plants
rust inhibitor
— Noun
– English
~ antioxidant that inhibits the formation of rust
rust
— Verb
– English
~ cause to deteriorate due to the action of water, air, or an acid; "The acid corroded the metal"; "The steady dripping of water rusted the metal stopper in the sink"
rust
— Verb
– English
~ become destroyed by water, air, or a corrosive such as an acid; "The metal corroded"; "The pipes rusted"