| Name | Polygonum lineare Samuelsson ex Handel-Mazzetti |
| Authorship | Samuelsson ex Handel-Mazzetti |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Polygonum Linnaeus |
| Citation | 1929 Symb. Sin. 7: 188 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Polygonum lineare Samuelsson ex Handel-Mazzetti |
| Identification made in | [no date] (2) |