Climbing shrub to several m. long; young branchlets at first covered with subappressed ferruginous hairs, later glabrous, blackish, longitudinally striate.. Leaf-blades elliptic (or lanceolate fide Pellegrin), 3.5–15.5 cm. long, 1.5–6.5 cm. wide, shortly to very distinctly acuminate at the apex, cuneate and rather unequal at the base, papery, slightly shining and glabrous above, adpressed pilose with ferruginous hairs on the midrib and nerves beneath but only very sparsely elsewhere; venation closely reticulate and raised on both surfaces; petiole 2–3 mm. long, ferruginous pilose.. Flowers in 3–9-flowered fascicles; pedicels 3 mm. long, pubescent; bracts ovate, concave, ± 3.4–5 mm. long and wide, adpressed pilose, persistent; buds green, conical, slightly angled.. Sepals ovate-triangular, 4–5 mm. long, 3.5–4 mm. wide, acute or subacumi-nate, adpressed ferruginous pilose outside, glabrous inside.. Petals said to be reddish (fide Pellegrin), subequal, outer 3 very narrowly triangular, (0.9–)1–1.2 cm. long, 4–5 mm. wide at the base, acute, contracted but not concave at the base, inner 3 narrowly conical-subcylindrical, upper parts cohering (?always), narrowed into a claw at the base, all very densely ferruginous pilose on both sides.. Stamens numerous.. Carpels 18–28; ovary narrowly ovoid, glabrous; style narrowly oblong; receptacle hispid.. Fruit unknown.