Cypripedium candidum Muhl. ex Willd.
      
no HD illustration available (m3)
2 313004 Cypripedium candidum Muhl. ex Willd. Orchidaceae
T. Meehan, Native Fl. Ferns U.S., ser. 2, vol. 2 : p. 121, t. 30] (1880) [A. Lunzer]