A strong reddish brown color. | an organism of the kingdom Fungi lacking chlorophyll and feeding on organic matter; ranging from unicellular or multicellular organisms to spore-bearing syncytia |
any of various fungi causing rust disease in plants | |
the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water | |
a plant disease that produces a reddish-brown discoloration of leaves and stems; caused by various rust fungi | |
a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture | |