| Genus Name | Genus | Grex Name | Year | Author | |
|---|---|---|---|---|---|
| Add+ | Platanthera | P | convallariifolia | 1835 | (Fisch. ex Lindl.) Lindl. |
| Add+ | Platanthera | P | makinoi | 1903 | Y.Yabe |
| Add+ | Limnorchis | Limnorchis | convallariifolia | 1901 | (Fisch. ex Lindl.) Rydb. |
| Add+ | Orchis | Orchis | convallariifolia | 1833 | Fisch. ex Lindl. |