Corolla bent in bud, 1.5–2 cm long, green below and yellow to orange above, elsewhere red at base, then greenish-yellow or white shading to pink or red above; tube 3–4 mm long, flask-shaped; lobes linear, broadening to linear-lanceolate at tips, reflexing below middle at anthesis and sometimes slightly coherent above.
Petiole 1–3 mm long; lamina slightly yellow-green, thinly coriaceous, 4–10.5 × 1.5–6 cm, elliptic to oblong-elliptic or ovate, bluntly pointed, basally attenuate, with 1–3 pairs of strongly ascending nerves from above the base.
Flowers 2–6 in several shortly pedunculate umbels in the axils or at old nodes; peduncle 1–3 mm long; pedicels 1–2 mm long; bract 1–1.5 mm long, shortly cupular, with a spurred ovate limb.
Stamen filaments filiform below, thickened and at anthesis involute above.
Stems well branched to 1 m; twigs subangular, soon densely lenticellate.
Calyx 0.5–1 mm long, lobed.
Receptacle 1.5–2 mm long.
Berry not seen.