Small shrubs. Leaves opposite, blades coriaceous; no glands in the axils. Inflorescence terminal although often appearing axillary; flowers 5-merous; solitary or in a 2-or 3-flowered cyme; bracts persistent in flower. Sepals long narrowly ovate. Corolla in mature bud club-shaped, lobes dextrorse; mature corolla infundibuliform, widening at about the middle. Stamens inserted on corolla tube in lower half, completely included in tube; filaments short; anthers narrowly triangular to oblong, base weakly cordate, apex acute or acuminate, fertile entire length; free from style head or only weakly adnate by short hairs on filament. Disk of 2 separate lobes situated between carpels. Gynoecium 2-carpellate, apocarpous but apically united into a common style; ovules numerous; style filiform; short style head. Fruit of paired follicles, usually held erect; long and thin; smooth. Seeds elliptic, without a beak; flat; bearing an apical coma.
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