An annual succulent, slender, prostrate, somewhat branched smooth herb. Roots fibrous. Stems erect or creeping, branched, 30-40 cm. Leaves all cauline; leaf blade linear, 20-80 × 5-8 mm, abaxially glabrous or sparsely pubescent. Cincinni reduced, in axillary fascicles of 3-6 flowers; peduncle absent; bracts ca. 10 mm; sepals free, linear-spatulate, 6-9 mm, abaxially hirsute. Petals blue, ca. 12 mm; filaments blue lanate. Capsule oblong, trigonous, 4-5 mm, hispid at apex, with 6 horned projections. Seeds gray-black or gray-brown, pitted.

Bureau of Plant Industry

The plant is used as a remedy for tympanitis and for external application in cases of ascites.