Woody vines. Leaves subcoriaceous; lamina ovate, e. 13 by 9 cm, length: width ratio c. 1.5; primary vein ± plane above, prominent below; secondary veins 5 or 6 pairs, arcuate; base obtuse to truncate; apex acute to short acuminate; margin entire; petiole c. 15 mm long, c. 2 mm diameter. Flowers borne solitary in axils of leaves (occasionally with secondary flower borne in axil of prophyll), possibly also in axils of fugaceous bracts; peduncle c. 15 mm long, 1.7-1.8 mm diameter. Perianth segments c. 12; outermost perianth segment c. 2.5 by 3.7 mm, length: width ratio c. 0.7, highly reduced to 0.2 of length of largest; innermost perianth segment c. 9.5 by 8 mm, length: width ratio c. 1.2, slightly reduced to c. 0.8 of length of largest; largest perianth segment c. 12.5 by 8 mm, length: width ratio c. 1.5-1.6. Male flowers with c. 35 stamens, anthers ± sessile, closely appressed in subglobose to ellipsoid head, c. 6.0 mm diameter, connectives broad, with dorso-lateral thecae so that thecae of adjacent stamens not contiguous. Female flowers with c. 40 carpels, gynoecium c. 9 mm diameter; pseudostyle irregularly broad with subpeltate pseudostigma. Fruit not seen. Seeds not seen.