- any of various plants of the genus Verbena, especially any of several hybrid species cultivated for their showy flower clusters.Compare verbena family.
- any of various other plants, as the lemon verbena or sand verbena.
- any plant of the verbenaceous genus Verbena, chiefly of tropical and temperate America, having red, white, or purple fragrant flowers: much cultivated as garden plantsSee also vervain
- any of various similar or related plants, esp the lemon verbena
genus of plants, the vervain, 1560s, from Latin verbena “leaves or twigs of olive, myrtle, laurel, or other sacred plants employed in religious ceremonies,” from PIE *werbh- (cf. Lithuanian virbas “twig, branch, scion, rod”), from root *werb- “to turn, bend” (see warp (v.)).