Coeloglossum viride (Linnaeus) Hartman var. virescens (Muhlenberg) Luer
Corallorhiza trifida Chatelain
Cypripedium parviflorum Salisb. var. pubescens (Willdenow) Knight
Cypripedium passerinum Richmond var. passerinum
Goodyera repens (Linnaeus) R. Brown
Listera cordata (Linnaeus) R. Brown var. cordata
Listera cordata (Linnaeus) R. Brown var. nephrophylla (Rydberg) Hulten
Malaxis paludosa (Linnaeus) Swartz
Platanthera dilatata (Pursh) Lindley var. dilatata
Platanthera dilatata (Pursch) Lindley var. albiflora (Chamisso) Ledebour
Platanthera hyperborea (Linnaeus) Lindley var. hyperborea
Platanthera obtusata (Banks & Pursh) Lindley
Platanthera orbiculata (Pursh) Lindley
Spiranthes romanzoffiana Chamisso
Last revised: Friday, September 13, 1996