Petiole 5–l0 mm long; lamina 2–7 × 1.5–4 cm, ovate-lanceolate to ovate-elliptic to ovate, subacute to obtuse or shortly rounded at apex, cuneate to rounded or slightly cordate at base, tomentose with stellate and shortly dendritic hairs, glabrescent to varying degrees above, persistently hairy beneath, often with slightly longer and more tawny hairs especially medially, with 4–6 pairs of obscure lateral nerves.
Corolla 4–5 cm long, pale green, generally red at least on claws of lobes inside, with an understorey of pale hairs and many longer pale, reddish or purplish dendritic to subsimple hairs 1–4 mm long; apical swelling of bud 5–7 × 3–3.5 mm, ellipsoid; basal swelling slight; lobes reflexed, 9–12 mm long, upper half to three-fifths linear-lanceolate, hardened inside.
Stems in all directions to 60 cm, much branched; branchlets tomentose, with buff dendritic hairs 0.5–1 mm long on youngest parts, and with shorter, paler hairs more persistent.
Style pale green, slender, only slightly broadened opposite filaments, minutely to distinctly denticulate-papillate, narrowed 2–3.5 mm below obovoid stigma.
Flowers progressively produced in axils; pedicels 2–4 mm long; bract 3–6 mm long, ovate-lanceolate to shortly spathulate, occasionally some foliaceous.
Stamen filaments generally pale green; tooth 0.5–0.8 mm long; anthers 2–3 mm long, with 6–8 cells in each row.
Berry turning blue-green, 7–9 × 4–5 mm, ellipsoid, with persistent calyx, shortly hairy.
Calyx 1–2 mm long, subentire to slightly lobed, often somewhat glabrescent, ciliate.
Receptacle 2–4 mm long, tomentose to villous with pale-coloured to violet hairs.