| Orchidaceae | |
Platanthera bifolia fo. angustifolia
| Potonié | Orchideen Deutschl. 70 | 1912 |
| Orchidaceae | |
Platanthera bifolia subsp. atropatanica
| B.Baumann & al. | J. Eur. Orchid. 35: 184 | 2003 |
| Orchidaceae | |
Platanthera bifolia var. atropatanica
| (B.Baumann & al.) P. Delforge | Naturalistes Belges 85: 252 | 2004 |
| Orchidaceae | |
Platanthera bifolia var. bifolia
| | | |
| Orchidaceae | |
Platanthera bifolia subsp. extremiorientalis
| Soó | | |
| Orchidaceae | |
Platanthera bifolia subsp. graciliflora
| Bisse | Feddes Repert. Spec. Nov. Regni Veg. 67: 189 | 1963 |
| Orchidaceae | |
Platanthera bifolia subsp. kuenkelei
| (H. Baumann) Kreutz | Kompend. Eur. Orchid. 133 | 2004 |
| Orchidaceae | |
Platanthera bifolia var. kuenkelei
| (H. Baumann) P. Delforge | Naturalistes Belges 81: 398 | 2000 |
| Orchidaceae | |
Platanthera bifolia fo. latiflora
| (Drejer) Asch. & Graebn. | Syn. Mitteleur. Fl. 3: 831 | 1907 |
| Orchidaceae | |
Platanthera bifolia subsp. latiflora
| (Drejer) Løjtnant | Feddes Repert. 89: 14 | 1978 |
| Orchidaceae | |
Platanthera bifolia var. latiflora
| (Drejer) Kreutz | Eurorchis 17: 110 | 2005 |
| Orchidaceae | |
Platanthera bifolia var. subalpina
| Brügger | Jahresber. Naturf. Ges. Graubündens n.s., 29: 165 | 1884 |
| Orchidaceae | |
Platanthera bifolia fo. trifoliata
| (Thielens) Pauca & Nyár. | in Fl. Republ. Social Roman. 12: 728 | 1972 |