Cal campanulate, nearly regular, the teeth slender; standard obcordate to obovate, about equaling the keel and much longer than the wings; stamens diadelphous, the upper stamen united with the others only near the middle; fr indehiscent, compressed, ovate to subrotund, with a distinct, usually toothed or spiny margin; 1-2-seeded; herbs with scarious stipules, odd-pinnate lvs with numerous lfls, and long-peduncled, axillary narrow racemes. 100+, Eur. and Medit. to c. Asia.
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.