Prostrate or decumbent perennial; stems slender, to 30 cm long, usually glabrous. Leaves and stipules sessile, c. equal, in whorls of 4, linear to linear-lanceolate, mostly 4–12 mm long and to c. 1 mm wide, acute, surfaces virtually glabrous, margins flat or slightly recurved, sometimes with a few tiny curved hairs. Inflorescences terminal cymes, mostly 3–5-flowered, usually longer than leaves. Corolla 1.5–3 mm long on male and female flowers, white; corolla-tube c. as long as lobes. Fruit deeply 2-lobed; mericarps reniform, c. 2 mm long, rugose, brown. Flowers Oct.–Feb.
Wim, GleP, Brid, VVP, VRiv, MuF, GipP, OtP, WaP, CVU, EGL, EGU, HSF, HNF, OtR, MonT, VAlp. Also SA, Tas. Scattered mainly across southern Victoria, but with outlying occurrences (e.g. Barmah Forest, Wonnangatta Valley, Nunniong Plataeau, Bendoc); usually around margins of freshwater swamps or watercourses, occasionally aquatic (recorded in water to 2 m deep).
Source:
Jeanes, J.A. (1999). Rubiaceae. In: Walsh, N.G.; Entwisle, T.J., Flora of Victoria Vol. 4, Cornaceae to Asteraceae, pp. 616–642. Inkata Press, Melbourne.
