Antigonon
noun
An·tig·o·non
anˈtigəˌnän
: a genus of tropical American tendril-climbing herbs (family Polygonaceae) having apetalous flowers with brightly colored petaloid sepals see coralvine
Word History
Etymology
New Latin, from Greek anti- similar to, like (from anti against, instead of, equivalent to) + -gonon, from polygonon knotgrass (Polygonum aviculare)