| Name | Polygonum dubium Stein ex A. Brown |
| Authorship | Stein ex A. Brown |
| Rank | Species |
| Placed in | Polygonum Linnaeus |
| GUID | urn:lsid:ipni.org:names:695675-1 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polygonum dubium Stein ex A. Brown |
| Identification made in | [no date] (1) |
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