| Name | Polygonum longisetum de Bruyne |
| Authorship | de Bruyne |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Polygonum Linnaeus |
| Contains | Polygonum longisetum var. rotundatum A. J. Li |
| Holdings | 63 Specimens held in the Harvard University Herbaria identified as Polygonum longisetum de Bruyne |
| Identification made in | [no date] (63) |
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