Small white flowers 1/2-2/3 in. long.
A slender glabrous trailing herb
Glabrous annual herb. Stems several from base, prostrate or climbing, up to 1.5 m long, 4-angled, striate, often finely muriculate as are peduncles and petioles. Leaves pseudostipulate, orbicular to ovate in outline, 20-80 mm wide, digitately compound with 11-15 mmear to ovate, coarsely serrate to pinnatisect segments; middle lobe the longest, all lobes ± petioluled, slightly fleshy, drying thin and papery; petiole 25-50 mm long; pseudostipules resembling leaves, up to 20 mm wide. Inflorescence axillary; peduncle cymosely 1-3-flowered, 10-40 mm long, longer in fruit; bracteoles usually minute; pedicels bent downwards in fruit, 4-10 mm long. Sepals subequal, oblong or elliptic, muriculate, 4-5 mm long, larger in fruit. Corolla funnel-shaped, 10-15 mm long, off-white tinged with pale mauve on tube outside, limb 5-angled, 10-12 mm wide. Capsule depressed-globose, brown, 6-7 mm in diameter, minutely apiculate, 3-locular. Seeds 6, 2-3 mm long, 3-angled, dark brown, greyish silky tomentose except on hilum.