| Name | Polygonum calostachyum Diels |
| Authorship | Diels |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Polygonum Linnaeus |
| GUID | urn:lsid:ipni.org:names:695515-1 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Polygonum calostachyum Diels |
| Identification made in | [no date] (2) |
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