Cardamine pratensis  
Family: Brassicaceae
cuckoo-flower
Cardamine pratensis image
Merel R. Black  
Etymology: Cardamine: originally from the Greek kardamon used by Dioscorides for some cress, maybe used in treating heart ailments
Plants: erect, perennial, 8"-20" tall forb
Leaves: 3-8 basal leaves, long-stalked, rounded to kidney-shaped, pinnately-divided with the end leaflet largest; lower stem leaves similar to the basal leaves, then the leaflets all become linear
Flowers: white, 4-parted, 1/2"-1" wide; inflorescence a dense cluster (raceme) of stalked flowers; blooms April-July
Fruits: long, thin, mostly erect pods
Habitat: wet; cold; bogs, limy swamps
Conservation Status: Native
Cardamine pratensis image
Cardamine pratensis image
Kenneth J. Sytsma  
Cardamine pratensis image
Emmet J. Judziewicz  
Cardamine pratensis image
Botanical Illustration