Cardamine diphylla
（重定向自Crinkleroot）
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Cardamine diphylla (Broadleaf toothwort, Crinkle root, Crinkle-root, Crinkleroot, Pepper root, Twin-leaved Toothwort, Twoleaf toothwort, Toothwort; syn. Dentaria diphylla Michx., Dentaria incisa Small) is a plant native to North America.
C. diphylla is a spring woodland plant that is found in most of eastern North America.