Aristolochia bracteata Retz.
A perennial prostrate, herb, with an unpleasant smell. Stem striate, glabrous. Leaves, glabrous, 1.5-3 cm long, lamina ovate, obtuse, sagittate at the base, margin wavy, 3-7 x 3-7 cm, glabrous above, glaucous beneath, petiole striate. Inflorescence solitary, axillary. Flowers bracteate, bracts large, orbicular, 1-1.3 cm long, glabrous. Pedicel 5-10 mm long. Perianth 2.5-4 cm long, irregular, tubular with a linear lip, glabrous externally, hairy within, dark purple on the side of the lip, greenish yellow on the other side and in the tubular portion. Stamens 6, sessile, anthers united with a 6-lobed gynostegium, lobes ± ovate, acute, c. 1 mm long. Ovary inferior; placentation parietal in upper portion, placentae intruded and meeting in the centre, exile below. Capsule 2-3 cm long, 12-ribbed, glabrous. Seeds many, 5-7 mm long, flat and dark coloured.
Type: Isle de France, Sonnerat.
Distribution: Tropical Africa, Arabia, Sri Lanka, India (Daccan Gujrat) and Pakistan.
Said to possess medicinal properties and used by local physicians as a purgative and for its anthelminthic properties.
A very common species in lower Sind.