Galium australe

Scrambling or twining perennial; stems slender, 20–60 cm long, sparsely or densely hairy, rarely glabrous. Leaves and stipules subsessile, c. equal, in whorls of 4, elliptic to lanceolate or oblong, mostly 4–15 mm long and 1.5–4 mm wide, acute to obtuse-mucronate, upper and lower surfaces usually with scattered hairs, margins usually recurved to revolute. Inflorescences mostly 1–7-flowered, commonly exceeding whorls when mature; peduncles 5–12 mm long; pedicels 2–10 mm long, slightly or strongly curved apically. Corolla to 1.5–3 mm diam., white. Fruit depressed-globose, c. 1–1.3 mm long; mericarps reniform, touching one another, densely covered with hooked hairs. Flowers Sep.–Feb.