Apios priceana B.L. Rob.
Family: Fabaceae
Price's potato-bean
Apios priceana image
Tracey Slotta  
Much like no. 1 [Apios americana Medik.], the tubers fewer and larger; fls greenish-white, suffused with rose toward the tip, 17-22 mm; standard terminating in a spongy protuberance 4 mm. Rocky woods; Ill., Ky., and reputedly Tenn. Aug. Rare and little-known.

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

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