File:Bicu2 001 lvd.jpg

Dicentra cucullaria (L.) Bernh. dutchman's breeches USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 2: 142.

Illustrations from N.L. Britton & A. Brown (1913): Illustrated Flora of the Northern States and Canada.