Terrestrial or epiphytic shrubs or lianas; stern lax, succulent when young, be-coming woody, to 2 m tall, subterete to quadrangular, strigillose at the apex, glabrescent below. Leaves often unequal in a pair, elliptic to obovate, 6.8-20.2 cm long, 2.8-8.8 cm wide, subcoriaceous, the apex acuminate, the base cuneate, entire, above dark green, sparsely strigillose, below lighter green or reddish, sparsely strigillose; petioles 1-4 cm long. Inflorescences axillary, of 1 or few flowers; peduncles lacking; bracts linear, strigillose; pedicels 0.5-5 cm long, stri-gillose. Flowers showy; calyx large, oblique, the lobes lanceolate to ovate, 3.5-5.0 cm long, 1.1-2.8 cm wide, the apex acuminate, the base rounded or cordate, subentire, green to creamy white, glabrous; corolla dark red, or with longitudinal light streaks or white at the base, a band of red at the middle and lighter toward the limb, or with a yellow area on the lower limb, oblique in the calyx, the tube curved, broader above from a gibbous or a saccate base, not contracted at the limb, 3-6 cm long, strigillose outside, the limb spreading, the lobes suborbicular, erose; anthers oblong, ca. 5 mm long; ovary strigillose. Capsule ovoid, 1.5-2.0 cm long, 1.2 cm wide, white at maturity; seeds not seen.
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