Common crupina (Crupina vulgaris)

Category A Weed

Sunflower family (Asteraceae)

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Stem

  • Up to 3 ft. tall and branched with lengthwise ridges along stem

    Leaves

    • Cotyledons are oblong, fleshy and hairless, often with a purplish midvein; rosette leaves are oval to lance-shaped with smooth, toothed or lobed edges (margins)

    • Stem leaves are alternate and deeply pinnate-lobed; lower leaves are larger than upper leaves; edges are covered with short, stiff hairs

      Flower

      • Pink or purple; occur in clusters of 1-5 at the tips of branches; base of flower is vase-shaped and narrow (3-4 times longer than wide)

        Root

        • Fibrous

          Other

          • Grows well under a wide range of environmental and soil conditions; often found in rangeland, pastures, waste areas, roadsides and along waterways; known to occur in Lyon and Storey counties

          • Annual; reproduces by seed

          • Listed on the Federal Noxious Weed List

            Control

            • Grazing or mowing can increase branching and seed production and are NOT effective

            • Apply 2,4-D, dicamba or picloram to actively growing plants prior to flowering

              Images

              Common crupina mature plant
              Mature Plant              		 Common crupina rosette
              Rosette              		 Common crupina flower
              Flower
              Common crupina leaves and stems
              Leaves and stem              		 Common crupina
              Seed Head              		 Nevada Noxious Weed Field Guide
              Nevada Noxious Weed Guide