| Name | Cuscuta japonica var. thyrsoidea Engelmann |
| Authorship | Engelmann |
| Rank | Variety |
| Placed in | Cuscuta japonica Choisy |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Cuscuta japonica var. thyrsoidea Engelmann |
| Identification made in | [no date] (1), 1924 (1) |