Verbena

·noun A genus of herbaceous plants of which several species are extensively cultivated for the great beauty of their flowers; vervain.

verbena
verbēna, ae, f. (v. Don. ad Ter. And. 726); usually in plur.: verbēnae, ārum, f., I foliage , herba...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
verbena
verbēna ae, f a leafy twig, olive-branch, sacred bough (of laurel, olive, myrtle, or cypress, borne...

An Elementary Latin Dictionary