Leaf blades 5–15 × 2.5–6 cm, elliptic, oblong-elliptic or sometimes slightly elliptic-oblanceolate, acuminate at the apex, cuneate to almost rounded at the base, hispidly hairy to glabrescent above, densely rather velvety hairy beneath but leaf surface clearly visible under a lens; petiole 2–6 mm long, densely hairy like the stems; stipules 0.6–1.3 cm long, divided to near the base into 2 subulate attenuate lobes, pilose.
Corolla white with greenish tube; tube 2–3 cm long, slender, densely pale yellowish hairy at the throat and densely velvety hairy outside; lobes 4–5, 2.1–3.4(3.6) × 0.9–1.9(2.1) cm, elliptic to oblong-elliptic, caudate-acuminate at the apex, the tail being 4–5 mm long, hairy on midrib beneath and densely finely pubescent on both surfaces.
Straggling to erect shrub or small tree 1.5–4.5 m tall; young shoots densely covered with pale brown shaggy hairs about 2 mm long; older shoots glabrescent or glabrous, often somewhat fissured.
Flowers sweet-scented, mostly numerous in dense terminal cymose inflorescences; peduncle 1–2 cm long, secondary branches 0.5–1 cm long, pedicels very short, all densely hairy.
Tips of stigma arms exserted about 2 mm in long-styled flowers but style only about 1 cm long in short-styled flowers, stigma arms 2–2.5 mm long.
Calyx tube turbinate, 2 mm long, densely hairy; lobes 5, leaf-like, 1.2 cm × 3–4.5 mm, including the claw 3–4.5 × 1 mm, pubescent.
Fruit dry, indehiscent, 6–9 × 7.5–9 × 7–7.5 mm, oblong-globose or globose, compressed laterally, bristly pilose.
Anthers situated slightly below the throat in short-styled flowers and about 5 mm below in long-styled flowers.
Seeds c. 1.5 mm long, irregularly oblong-angular, strongly reticulate.
A shrub. It grows 2 m tall.
Bracts filiform.