dead-nettle

noun

1. any of various plants belonging to the genus Lamium, of the mint family, native to the Old World, having opposite leaves and clusters of small reddish or white flowers.

noun

1. any Eurasian plant of the genus Lamium, such as L. alba (white dead-nettle), having leaves resembling nettles but lacking stinging hairs: family Lamiaceae (labiates)