Peduncles 1-flowered, slender, up to 6 cm long; pedicels 2 mm long with short narrow bracts; bracteoles 3 × 1.2 mm, ovate-lanceolate, ribbed, pilose.
Calyx tube 3 mm long; lobes 1.5 mm long, broadly triangular, the upper part joined to form a notched lip.
Pod 3 cm × 4.5 mm, linear-oblong, flattened, subappressed pilose, the style often persistent.
Style 4–5 mm long, the tip bearing the stigmatic surface distinctly flattened, 0.5 × 1 mm.
Seeds arillate (fide Munyunyembe & Bisby) but no ripe seeds available at Kew.
Prostrate or twining herb 30–60 cm long, from a narrow tuber c. 25 cm long.
Stems with ± appressed or deflexed hairs, sometimes rooting at the nodes.
Standard pink or magenta, 8 × 9 mm, oblate, glabrous.
Vexillary stamen with tooth at the base.