Creeping Yellow Cress (Rorippa sylvestris)

Brassicaceae or Mustard Family
 

Creeping plant, weakly erect or sprawling.  Leaves deeply cut into narrow segments.  Flowers bright yellow, with four petals.  Fruit a short skinny pod.  Blooms late spring to early summer.

An introduced weed, found in damp disturbed places, especially in waste areas and along roads.  In Wildwood it can be found along the Riverway.

All members of the Mustard Family have four-petalled flowers, and many are yellow.  Recognize creeping yellow cress by its low profile and finely cut leaves.