Herbaceous, completely glabrous. Rhizome 6 mm. in diameter, internodes very short. Leaves oblique, palminerved, strongly asymmetric, broadly elliptic, apiculate opposite the principal nerves, otherwise entire, cordate at base, 10 cm. long, petioles erect, 16 cm. long, stipules persistent, broadly ovate, mucronate, nearly 2 cm. long (! C. DC.), entire, thin. Peduncle much exceeding the leaves, 37 cm. long. Cyme regular, few-flowered. Bracts deciduous, unknown. Pedicels to 15 mm. long. Staminate tepals 4, entire, the outer broadly obovate, 20 mm. long, one red and one white, the inner subspatulate, 15 mm. long, white. Stamens free, rather numerous, anthers oblong-obovate, slightly longer than the filaments. Pistillate bracteoles lacking. Pistillate tepals 3, the outer suborbicular, 8 mm. long (possibly immature), the inner one broadly ovate, much smaller. Ovary 3-celled, placentae bilamellate, ovuliferous throughout, styles 3, connate at base, bifid, stigmatic tissue spiral. Capsule-wings very unequal, the largest narrowly triangular, much wider than high, the others narrowly lunate.
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