Cut-leaved toothwort (Cardamine concatenata)
Member of the Brassicaceae (Mustard) family. Grows in rich moist woods, bottoms, 8 - 15 inches, April - June. Whorl of 3 leaves, each divided into 3 narrow, sharply toothed segments. Flowers white or pale lavender.
To learn more
visit its profile at the USDA Plants Database