Clematis
Clematis (klem"ȧ*tis) , noun
[New Latin, from Greek klhmati`s brushwood, also (from its long, lithe branches) clematis. from klh^ma twig, shoot, from kla^n to break off.]
(Botany) A genus of flowering plants, of many species, mostly climbers, having feathery styles, which greatly enlarge in the fruit; -- called also virgin's bower.