(Cardamine diphylla)
Cardamine diphylla (Broadleaf toothwort, Crinkle root, Crinkle-root, Crinkleroot, Pepper root, Twin-leaved Toothwort, Twoleaf toothwort, Toothwort; syn. Dentaria diphylla Michx., Dentaria incisa) is a plant native to North America.