Arabis canadensis L.
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
Species Description - Stout biennial to 1 m, sparsely hairy at base; cauline lvs lanceolate to elliptic or oblong, 3–10 cm, narrowed to the base, chiefly sharply and remotely dentate, ± hairy; pet 3–5 mm; pedicels erect in bud, widely divergent at anthesis, in fr reflexed and 7–12 mm; frs pendulous, flat, ± curved, 7–11 cm × 2–3.5 mm, prominently veined; seeds in 1 row, 3 mm long, as wide as the valve, the wing 0.5–1 mm wide; 2n=14. Woods; Me. to Minn., s. to Ga. and Tex. May–July.