Small sundrops
Small sundrops
Oenothera perennis
Evening Primrose Family - Onagraceae
A small to moderate sized herb (6 to 24 inches tall) with 4-petalled yellow flowers and alternating, lance-shaped, entire, relatively small leaves (1 to 2 inches long). The petals have a distinct notch and the flowers are ½ to ¾ inches wide. The cluster of stalked flowers is interspersed with small leaves. Seed pods are oblong-shaped and strongly ribbed.
(Photographed at Mer Bleue Bog, Ottawa, Ontario
and Eagle Lake - July 6, 2002 and June 6, 2004)
  © Pathology Images Inc. 2002 - 2004