Epipactis atrorubens (Hoffm.) Besser [ Epipactis rubiginosa (Crantz) Gaudin ex Koch]
Epipactis atrorubens (Hoffm.) Besser [ Epipactis helleborine var. rubiginosa Crantz] [Orchidaceae]
F.W.L. Kraenzlin, W. Müller, Abbild. Grundform. Orchid.: t. 48 (1904) [W. Müller]