Meaning of lipstick plant

lip'stick plant"

Pronunciation: [key]
  1. any of several trailing, epiphytic vines of the genus Aeschynanthus, of the gesneria family, esp. A. pulcher or A. radicans, native to southeast Asia, having tubular red or orange flowers.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.