| Convolvulaceae | |
Cuscuta japonica var. fissistyla
| Engelm. | Trans. Acad. Sci. St. Louis 1: 517 | 1859 |
| Convolvulaceae | |
Cuscuta japonica var. formosana
| (Hayata) Yunck. | Mem. Torrey Bot. Club 18(2): 253 | 1932 |
| Convolvulaceae | |
Cuscuta japonica var. japonica
| | | |
| Convolvulaceae | |
Cuscuta japonica var. paniculata
| Engelm. | Trans. Acad. Sci. St. Louis 1(3): 517 | 1859 |
| Convolvulaceae | * |
Cuscuta japonica var. thyrsoidea
| Engelm. | Trans. Acad. Sci. St. Louis 1(3): 517 | 1859 |