Common Name: curly dock, yellow dock, sour dock, narrowleaf dock, curled dockScientific Name: Rumex crispus L.Family Name: Polygonaceae - Smartweed or Buckwheat FamilyIdentification NotesLife Cycleintroduced perennial, reproducing by seed Stems reproductive, upright, smooth, grooved, one or more per crown, nodes swollen, ocrea (papery or membranous sheath) at nodes Leavesbasal leaves narrowly lanceolate, smooth, margins curled or wavy; stem leaves alternate, smaller above Flowers green to reddish-brown when mature, small, petals absent; branched terminal clusters mature Seed Podsshiny, triangular, 3 papery "wings" or heart-shaped appendages, wing margins smooth