n. [ OE. verveine, F. verveine, fr. L. verbena, pl. verbenae sacred boughs of laurel, olive, or myrtle, a class of plants; cf. verbenaca vervain. Cf. Verbena. ] (Bot.) Any plant of the genus Verbena. [ 1913 Webster ]
Vervain mallow (Bot.), a species of mallow (Malva Alcea) with rose-colored flowers. [ 1913 Webster ]
(n) any of numerous tropical or subtropical American plants of the genus Verbena grown for their showy spikes of variously colored flowers, Syn. vervain