Woody perennial to 0.3 m high, glabrous except stamens. Branches with decurrent leaf bases faint. Leaves sessile, slender-terete, 10–25 mm long, usually exceeding internodes, blunt or acuminate, channelled above. Flowers axillary, solitary or paired; pedicels 1–3 mm long. Sepals very broadly ovate, c. 2 mm long, thick. Petals broadly ovate, c. 6 mm long, obtuse, firm, white adaxially, green to blue abaxially with narrow white margin, prominently glandular. Stamens: filaments flat, somewhat verrucose towards apex, stiffly ciliate; anthers c. 0.5 mm long; apiculum recurved, broadly obovate, to 1 mm long. Stigma large, globular to narrowly ellipsoid, subsessile or on a short thick style.