Cardamine pensylvanica Muhl. ex Willd.  
Family: Brassicaceae
Pennsylvania bitter-cress
[Cardamine hirsuta var. pensylvanica L., Cardamine pensylvanica var. brittoniana Muhl. ex Willd.]
Cardamine pensylvanica image
Josh Sulman  
Etymology: Cardamine: originally from the Greek kardamon used by Dioscorides for some cress, maybe used in treating heart ailments
Plants: erect or spreading, annual/biennial, 6"-24" tall forb; stems often hairy toward the base
Leaves: pinnately-divided into long, thin leaflets with the end leaflet largest
Flowers: white, 4-parted; inflorescence a loose cluster (raceme) of stalked flowers; blooms April-June
Fruits: long, thin, erect pods
Habitat: wet; woods, streambanks, swamps
Conservation Status: Native
Cardamine pensylvanica image
Robert W. Freckmann  
Cardamine pensylvanica image
Mark Mittelstadt  
Cardamine pensylvanica image
Merel R. Black  
Cardamine pensylvanica image
Josh Sulman  
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