| Name | Bidens mannii T. G. J. Rayner |
| Authorship | T. G. J. Rayner |
| Rank | Species |
| Placed in | Bidens Linnaeus |
| Citation | 1992 Phytologia 72(1): 38 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Bidens mannii T. G. J. Rayner |
| Identification made in | 2023 (2) |
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