Cypripedium candidum Willd.

  • Authority

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

  • Family

    Orchidaceae

  • Scientific Name

    Cypripedium candidum Willd.

  • Description

    Species Description - Stem 1.5–4 dm, with a few sheathing scales below and 3–5 lvs; lf-blades lanceolate to narrowly elliptic, often overlapping at base, 8–15 cm, the uppermost smaller, erect, and subtending the solitary fl; sep and lateral pet lance-linear, greenish, often red-striped, 2–4 cm, the pet often closely twisted; lip white, veined with violet within, 1.5–2.5 cm; 2n=20. In calcareous soils of marly bogs, open swamps, and wet prairies; N.Y. and N.J. to O., N.D., Nebr., and Mo. May, June. A hybrid with no. 4 [Cypripedium calceolus L.] is C. ×andrewsii A. M. Fuller.

  • Common Names

    white lady-slipper