| Ranunculaceae | |
Clematis buchananiana var. buchananiana
| | | |
| Ranunculaceae | |
Clematis buchananiana subsp. connata
| (DC.) Kuntze | Verh. Bot. Vereins Prov. Brandenburg 26(2): 130 | 1885 |
| Ranunculaceae | |
Clematis buchananiana var. lasiosepala
| Kuntze | Verh. Bot. Vereins Prov. Brandenburg 26: 130 | 1885 |
| Ranunculaceae | |
Clematis buchananiana var. rugosa
| Hook. f. & Thomson | Fl. Brit. India 1(1): 6 | 1872 |
| Ranunculaceae | |
Clematis buchananiana var. tortusa
| Hook. f. & Thomson | Fl. Brit. India 1: 6 | 1872 |
| Ranunculaceae | |
Clematis buchananiana var. trullifera
| Franch. | Pl. Delavay. 3 | 1889 |
| Ranunculaceae | |
Clematis buchananiana var. vitifolia
| Hook. f. & Thomson | Fl. Ind. 1: 11 | 1855 |