Leaf bases truncate. Inflorescence unbranched. Leaves broad ovate to triangular, toothed or crenate, 1–5 cm long. Flowers 1 per axil. Calyx 4–7 mm long, corolla pink to purple, 8–10 mm long. Ovaryglabrous. Erect to scrambling herb to 0.5 m high. Pasture & DSF. Fl. summer–autumn