Sep ovate, obtuse; pet yellow, small, obovate or spatulate; anthers ovate or oblong; staminal glands minute or none; ovary cylindric; style very short, as thick as the ovary; stigma capitate; ovules numerous; frs linear or clavate, terete or slightly quadrangular, tipped with the very short persistent style; valves with a prominent midnerve; seeds elliptic or oblong; annual or biennial herbs; ±pubescent, some of or all the hairs branched; lvs 1-3 pinnate with numerous small segments. 40, mostly temp. New World. (Sophia)
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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