Differing from Solanum chiefly in its anthers, which are connate into a slender cone, elongate, tapering to a long sterile tip, and opening by longitudinal slits; ovary in cultivated forms usually with more than 2 (commonly 4) locules; seeds winged by agglutinated hairs; unarmed herbs with pinnate compound lvs and yellow fls. 7, Pacific S. Amer.
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
