- river red gum, river gum, Eucalyptus camaldulensis, Eucalyptus rostrata - somewhat crooked red gum tree growing chiefly along rivers; has durable reddish lumber used in heavy construction
--1 is a kind of eucalyptus, eucalypt, eucalyptus tree
--1 has substances: eucalyptus gum, eucalyptus kino, red gum