Argyreia osyrensis (Roth) Choisy

Stems twining, terete, densely white, greyish or pale brown tomentose. Leaves ovate or broadly ovate, 4-12 by 4-10 cm; base cordate, apex subacute; lower surface densely tomentose to shortly lanate, upper surface less tomentose (or glabrous); midrib and 7-11 nerves on either side rather prominent beneath; petiole 2-5 cm, tomentose, grooved. Peduncles 2ll2-6 cm, densely tomentose; flowers in a capitate inflorescence at the end of the peduncle. Pedicels very short or none. Bracts broadly obovate to spathulate or orbicular, truncate, ca 8-12 mm long, tomentose outside, glabrous inside, subpersistent. Two outer sepals obovate to spathulate, obtuse, 9-10 mm long; sepal 3 oblong, obtuse, ca 8 mm long; two inner sepals oblong, obtuse, 5.5-6 mm long, all tomentose outside and glabrous inside. Corolla tubular-campanulate, 12-15 mm long, deeply 5-lobed, pink; tube 6-7 mm long, glabrous; lobes narrowly ovate, emarginate, ca 8 mm long, with a hairy midpetaline band and narrow glabrous margins. Stamens and style exserted; filaments dilated and hairy at the base. Ovary glabrous, 2-celled. Fruit globose, 6-8 mm diam., red, 2-1-seeded, surrounded by the enlarged concave sepals, which are red within; seeds subglobose.

In dry open places.