7. Pentatropis Wight, Contrib. Bot. Ind. 53. 1834. Boiss., Fl. Or. 4.59. 1879; Hook. f., Fl. Brit. Ind. 4: 19. 1883; Cooke, Fl. Pres. Bomb. reprint ed. 2:217. 1958; Bullock in Hutch., Dalziel & Hepper, Fl. W. Trop. Afr. ed. 2.2:90.1963; Rech. f., Fl. Iran. 73:15. 1970: Huber in Abeyw., Fl .Ceylon 1 (1): 38. 1973.
Twining glabrous herbs or subshrubs. Leaves opposite, fleshy, ovate to oblong. Flowers in lateral sessile to subsessile umbelloid cymes. Calyx lobes 5, ovate-lanceolate acute. Corolla green, suffused with purple, 5-lobed, lobes longer than the united portion, twisted in bud. Corona in one series, consisting of 5 laterally compressed segments, attached to the staminal column, produced at the base into a spur and the apex into a slender tip. Pollinium 1 in each locule, pendulous, without a pellucid margin. Follicles lanceolate, narrowed into a beak, glabrous.
A genus of c.6 species, ranging from Africa through Arabia, India, Madagascar to Australia, represented in Pakistan by 1-2 species.