urticaceous

from The Collaborative International Dictionary of English v.0.48

Urticaceous \Ur`ti*ca"ceous\, a. (Bot.)
   Of or pertaining to a natural order ({Urticaceae}) of plants,
   of which the nettle is the type. The order includes also the
   hop, the elm, the mulberry, the fig, and many other plants.
   [1913 Webster]