[Bittercress and Toothworts: The Genus Cardamine in the Cascade Mountains of Oregon and Washington]

Pennsylvania Bittercress, Quaker Bittercress

Cardamine pensylvanica

Synonyms: Cardamine flexuosa ssp. pensylvanica, Cardamine hirsuta var. pensylvanica, Cardamine pennsylvanica, Cardamine pensylvanica var. brittoniana

Pennsylvania Bittercress, Quaker Bittercress: Cardamine pensylvanica (Synonyms: Cardamine flexuosa ssp. pensylvanica, Cardamine hirsuta var. pensylvanica, Cardamine pennsylvanica, Cardamine pensylvanica var. brittoniana)

Quaker bittercress blooming in the South Fork Tieton Creek about one-half mile upstream from the junction with Conrad Creek, Wenatchee National Forest..........June 28, 2013.
Paul Slichter