Commonly called as Rangoon Creeper and also known as Chinese honey suckle.It is a vine with red flowers clusters and is found in Asia.It can reach from 2.5 to 8 mt.The flowers are fragnant and tubular and their colour varies from white to pink to red .It is used as herbal medicine .The flowers change in colour with age and it is thought that this is a strategy to gather more pollinators.The flower is initially white and opens at dusk.This attracts hawkmoths with long tongues for pollination.