hempweed

hempweed

(ˈhɛmpˌwiːd)
n
(Plants) a climbing herb with flowers that smell of vanilla
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Wild caterpillars were found feeding on climbing hempweed Mikania micrantha Kunth (Asterales: Asteraceae) and laboratory cohorts were successfully raised with it.