| Name | Polygonum pulchellum Loiseleur-Deslongchamps |
| Authorship | Loiseleur-Deslongchamps |
| Rank | Species |
| Placed in | Polygonum Linnaeus |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Polygonum pulchellum Loiseleur-Deslongchamps |
| Identification made in | [no date] (2) |