Evergreen, often spreading, glabrous shrub, to c. 1 m high, lacking black glands; rhizomes 0. Shoots reddish when young, ± flattened below infl. and on young vegetative shoots. Petioles 1-2 mm long, winged. Lamina 2-6 × 0.7-2.3 cm, ovate to lanceolate-ovate or elliptic, glaucous and dotted with pellucid glands beneath; base broadly cuneate; apex acute to mucronate. Panicles terminal, 5-12-flowered; pedicels mostly 1-2 cm long. Sepals somewhat unequal, 8-13 mm long, elliptic or elliptic-ovate, accrescent, eglandular, entire; apex mucronate or sharply acute. Corolla 6-8 cm diam., yellow, ± patent and thus rather flat; petals ± broad-obovate, rather irregular, much > sepals. Stamens ?-3/4 length of petals, in 5 bundles. Ovary becoming red after anthesis; styles 5, from = to 1.25× ovary. Capsule 1.5-2 cm long excluding persistent styles, ovoid, dry. Seeds 1.8-2 mm long, narrowly cylindric, with a coarse, shallow reticulum and a wing down one side, mostly abortive.