dutchman's-pipe

Century Dictionary and Cyclopedia

1. n. The plant Aristolochia Sipho, a climber with broad handsome foliage: so called from the shape of the flowers. See cut under Aristolochia.

GNU Webster's 1913

1. n. a hardy deciduous American vine (Aristolochia durior) having large, heart-shaped leaves and bearing brownish-purple flowers which have their calyx tubes curved like the bowl of a tobacco pipe. Formerly classified as Aristolochia Sipho.

WordNet 3.0

1. n. hardy deciduous vine having large leaves and flowers with the calyx tube curved like the bowl of a pipe