| japan | ibaraki prefecture | cephalanthera falcata | species | 12 | 0 |
| japan | ibaraki prefecture | cephalanthera falcata f. albescens | forma | 8 | 0 |
| japan | ibaraki prefecture | cephalanthera falcata f. conformis | forma | 8 | 0 |
| japan | kochi prefecture | cephalanthera falcata | species | 4 | 0 |