Spreading to pendulous shrubs, white-tomentose, older stems and leaves often glabrescent. Leaves opposite or subopposite, terete, mostly 6–12 cm long, 1.3–2.5 mm diam., apex obtuse, greyish, sessile. Inflorescence an umbel of triads, the central flower sessile; peduncles 5–8 mm long; rays of umbel usually 3, 2–4 mm long; pedicels of lateral flowers 1–2 mm long; bracts ovate, 2–3 mm long. Calyx entire or weakly toothed, limb c. 1 mm long; corolla 4- or 5-merous, 16–22 mm long, white-tomentose; anthers mostly 2–3 mm long, free part of filament c. twice as long as anther. Fruit globose, 5–6 mm long, whitish. Flowers mainly Jan.–Apr.