- Annoy - Let ten out, just to irritate - Noxious weed - Prickly plant - Stinging leaf - Stinging plant - A plant of the genus Urtica, covered with minute sharp
hairs containing a poison that produces a stinging sensation. Urtica
gracitis is common in the Northern, and U. chamaedryoides in the
Southern, United States. the common European species, U. urens and U.
dioica, are also found in the Eastern united States. U. pilulifera is
the Roman nettle of England.