Sprawling or low scrambling herb, often forming dense mounds; young parts farinose. Stems wiry, angled, often intertwining, sometimes to c. 1 m long. Lvs with petioles to 10 mm long, slender, alternate or opposite. Lamina 8-30 × 3-20-(25) mm, mostly hastate or narrow-triangular, but otherwise entire, green or somewhat glaucescent; apex ± acute; upper lvs becoming lanceolate with cuneate base. Fls in short terminal and axillary spikes; each glomerule subtended by a small linear-subulate bract. Perianth segments c. 0.5 mm long, broad-elliptic, green with narrow membranous margin, becoming c. 1-1.5 mm long, crimson, and ± succulent at fruiting. Stamens 1-3. Fr. 2.5-3 mm diam.; pericarp globular or nearly so, crimson, fleshy. Seed c. 1.2 mm diam., circular, flattened, shining, black, striated.