129825 NORTHERN DOCK Rumex longifolius (Polygonaceae) Upright perennial of disturbed ground, often beside rivers and roads, or near the coast. Rather similar to Curled Dock. FLOWERS are pale green, borne in narrow spikes. FRUITS are heart-shaped and lack teeth and tubercles (Jul-Sep). LEAVES are up to 80cm long, broader than those of Curled Dock. STATUS-Locally common only in C Scotland.