Rumex conglomeratus
Murray Clustered DockPerennial with stems erect or ascending, to c. 1 m high. Basal and lower stem leaves with petioles about as long as lamina; lamina oblong to narrowly lanceolate, 4–12 cm long, 1–4 cm wide, broadly cuneate, truncate or shallowly cordate at base; margins plane or finely undulate; upper leaves reduced. Inflorescence rather widely branched, to c. 50 cm long, 40 cm wide; flower 'whorls' separated by c. 1–3 cm, all but the uppermost subtended by a small leaf. Fruiting valves ovate, 2.5–3.2 mm long, 1–1.7 mm wide, entire, each with a smooth, allantoid to somewhat reniform callosity half to almost as long as valve; fruiting pedicel about as long as valves, jointed from midway to near the base. Nut 1.3–1.7 mm long. Flowers Sep.–Jan.
LoM, MuM, Wim, GleP, Brid, VVP, VRiv, RobP, MuF, GipP, OtP, WaP, Gold, CVU, DunT, NIS, EGL, EGU, WPro, HSF, HNF, OtR, Strz, MonT, VAlp. Naturalized in all States except NT, most temperate countries. Native to central and southern Europe, south-western Asia. Except for the far northwest and higher mountains, widespread and common in Victoria, usually near swamps or streams, or in seasonally wet ditches.
Walsh, N.G. (1996). Polygonaceae. In: Walsh, N.G.; Entwisle, T.J., Flora of Victoria Vol. 3, Dicotyledons Winteraceae to Myrtaceae, pp. 272–295. Inkata Press, Melbourne.