Plants 3-8(-12) cm tall, subglabrous. Stems 1-2 cm. Leaves ovate. Flowers 2 to several clustered at stem apex; bract oblong or ovate, 8-10 X 5-6 mm. Pedicel short or absent. Calyx tubular, 1.5-3 cm, submembranous or leathery when dry, apex irregularly (4 or)5-lobed; lobes triangular or lanceolate, 2 larger and 0.5-1 cm, 3 smaller and 4-8 mm, apex usually acute. Corolla white or rarely pale purple, tubular, 2-7 cm; lobes 5, subrounded, entire. Filaments 8-10 mm, glabrous or sparsely glandular pubescent at base; anthers with 1 fertile cell in upper 2 stamens, reduced into sticks in lower 2 stamens. Ovary 1-locular. Style 2.5-4 cm; stigma larger, discoid, 4-6 mm in diam. Capsule ovoid.