| Name | Cynanchum atratum Bunge |
| Authorship | Bunge |
| Rank | Species |
| Placed in | Cynanchum Linnaeus |
| Citation | 1833 Enum. Pl. China Bor. 45 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Cynanchum atratum Bunge |
| Identification made in | [no date] (5) |
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