Corolla 3.2–4.2 cm long, tube red, lobes yellow over vents, with darker red tip; apical swelling of bud slight, 5 mm long; basal swelling 4 × 3–3.5 mm, globose-ellipsoid; lobes erect, 7–8 mm long, linear-oblanceolate in upper two-thirds to three-quarters.
Leaves alternate; petiole 1–5 mm long; lamina thinly coriaceous, deep green, 4–8 × 2–3 cm, elliptic to oblong-elliptic, obtuse to rounded at apex, cuneate at base, few-nerved, the second pair ascending almost to apex (sometimes scarcely apparent).
Calyx 3–5 mm long, tubular, shortly toothed, ciliate, circumscissile near base as corolla swells, the detached part persistent as a ring on the corolla tube.
Umbels 1–several, sessile, 2–4-flowered; bract 2–3 mm long, cupular, slightly lacerate, sparsely ciliolate, sometimes with a small limb.
Small shrub, spreading to 1 m; branchlets scurfy at tips but soon thickened, grey, glabrescent and prominently lenticellate.
Stamen filaments orange-yellow, inflexed, last 1 mm hardened, paler, thickened; tooth 0.2–0.3 mm long; anthers 2.5 mm long.
Style red, slender, slightly expanded opposite filaments, narrowed to a neck 3 mm long; stigma 0.7–0.8 mm across, capitate.
Receptacle 2 mm long.
Berry not seen.