Monographs Details: Raphanus
Authority: Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
Description:Genus Description - Sep erect, obtuse, somewhat saccate at base; pet large, yellow, pink- purple or white, broadly obovate, abruptly narrowed to the claw; ovary cylindric; style elongate, scarcely narrower than the ovary; stigma capitate; fr long-beaked, transversely divided into 2 members, the lower small and usually seedless or abortive, the upper indehiscent, its 2–10 large seeds in a single row, separated by constrictions or spongy cross-partitions; coarse annual or biennial herbs, with at least the lower lvs pinnatifid; pubescence of simple hairs. 3, w. Eurasia, Mediterranean.