Shrubs, unarmed, terrestrial, without raphides in the tissues. Leaves opposite petiolate, entire, with higher-order venation not lineolate, without domatia; stipules interpetiolar and shortly fused to petioles, triangular, cuspidate, arrangement in bud unknown, tardily deciduous. Inflorescences terminal and/or pseudoaxillary, cymose, several-flowered or flowers solitary, pedunculate, bracteate. Flowers pedicellate, bisexual, apparently homostylous, apaprently protandrous, perhaps diurnal; hypanthium ellipsoid to cupuliform; calyx limb developed, 5-lobed, lobes sometimes unequal, without calycophylls; corolla salverform with slender tube, internally glabrous, lobes 5, narrowly lanceolate, convolute in bud, without appendage; stamens 5, inserted in corolla tube, anthers narrowly oblong, dorsifixed, opening by linear slits, apparently without apical appendage, included; ovary 2-locular, with ovules several to numerous in each locule, perhaps axile placentas; stigma 1, claviform, included. Fruit capsular, ovoid, septicidally dehiscent from apex, coriaceous, smooth, with calyx limb deciduous; seeds numerous, angled, apparently small, rugulose.