Perennial, glabrous or glandular-hairy herb or subshrub; stems prostrate or decumbent, to 80 cm or more long, thickened and woody towards base. Leaves: lamina ovate to broadly ovate, to 4 cm long; petiole to 3 cm long. Inflorescences axillary and terminal, often compound; basic unit a few-flowered umbel, sometimes a glomerule, rarely a single flower; pedicels to 10 mm long or flowers subessile. Perianth base glandular in furrows; limb campanulate, 1–2 mm long, usually white or pale pink. Stamens 2–4. Fruit ± fusiform, c. 4 mm long; ribs 5, mucous; furrows usually densely glandular-hairy.