Rosa woodsii Lindl.

• Authority

  Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

• Family

  Rosaceae

• Scientific Name

  Rosa woodsii Lindl.

• Description

  Species Description - Colonial; stems to 1 m, appearing stiff and with crowded lvs, provided with straight or somewhat curved, slender infrastipular prickles 3–5 mm, and often with other stout or weak prickles as well; stipules rarely to 15 mm, densely stipitate-glandular, also glandular along the margin; rachis glandular, often also bristly; lfls 5 or 7, mostly 1–2 cm, elliptic or oval, sparsely glandular beneath, the teeth glandular on the longer margin; fls commonly corymbose on lateral branches from stems of the previous year; pedicel and hypanthium generally glabrous; sep persistent, often becoming erect; pet pink, 1.5–2.5 cm; hips red, mostly 6–12 mm thick; 2n=14. Prairies and plains; Minn. to Mo., w. to Mack., e. Wash., e. Oreg., s. Calif., and n. Mex. Our plants, as here described, are var. woodsii. (R. fendleri; R. macounii) The taller and laxer var. ultramontana (S. Watson) Jeps., with larger lfls, is cordilleran. R. woodsii hybridizes with R. blanda.

• Common Names

  western rose