Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
Genus Description - Sep erect, obtuse; pet white to pink or purple, or rarely none; stamens in some spp. fewer than 6; short stamens subtended by a semicircular gland; anthers oblong; ovary cylindric, gradually tapering to the short, slender style; stigma truncate or nearly so; fr linear, terete or quadrangular, straight, many-seeded, tipped with the persistent style, which in the Dentaria group commonly forms an evident, slender beak 6–8 mm; persistent frame of the replum relatively broad or slightly wing-margined; seeds in a single row in each locule, flattened, wingless; annual to perennial herbs with simple to pinnately or palmately compound or trifid (even biternate) lvs; pubescence none or of simple hairs. 200, cosmop. (Dentaria)