Subfamily Cypripedioideae Lindl.

__Genus Selenipedium Rchb. f.

__Genus Cypripedium L.

__Genus Mexipedium V.A. Albert & M.W. Chase
______Mexipedium xerophyticum (Soto Arenas, Salazar & Hagsater)V.A. Albert & M.W. Chase

__Genus Phragmipedium Rolfe

__Genus Paphiopedilum Pfitzer