Original: Lady 's slipper orchids , lady slipper orchids or slipper orchids are the orchids in the subfamily Cypripedioidea , which includes the genera Cypripedium , Mexipedium , Paphiopedilum , Phragmipedium and Selenipedium .
Simplified: Lady 's slipper orchids , lady slipper orchids or slipper orchids are the orchids in the subfamily Cypripedioidea .