rubia

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

rŭbĭa, ae, f. [1. rubeus],

madder , Plin. 19, 3, 17, § 47: quam aliqui ereuthodanum vocant, id. 24, 11, 56, § 94; 35, 6, 26, § 45; Vitr. 7, 14.