| Name | Polygonum multangulare Hooker & Arnott |
| Authorship | Hooker & Arnott |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Polygonum Linnaeus |
| GUID | urn:lsid:ipni.org:names:206311-2 |
| Citation | 1836 Compan. Bot. Mag. 2: 62 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Polygonum multangulare Hooker & Arnott |
| Identification made in | 1987 (1), 2019 (1) |