Coreopsis palmata

     Prairie Coreopsis

Asteraceae

  Fruit Type:  Achene

  Fruiting Period:  Sep - Nov

  Flowering Period:  Jun - Aug

  Color:  Brown

  Size:  2 x 5 mm

  Shape:  Elongated oval, flattened

  Surface Features:  Longitudinal ribs; some with winged margins

  Scarification:  Not required

  Stratification:  Not required

  Cotyledons:  Oval with entire margins

  Leaf arrangement:  Opposite

  Leaves (early):  Simple, linear, sessile, entire, no hairs, prominent midvein

  Leaves (later):  Simple, trifid, sessile, entire, no hairs, prominent midvein

  Other:  Square stem