| Name | Polygonum douglasii subsp. nuttalli (Small) Hickman |
| Authorship | (Small) Hickman |
| Rank | Subspecies |
| NomenclaturalStatus | Unknown |
| Placed in | Polygonum douglasii Greene |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Polygonum douglasii subsp. nuttalli (Small) Hickman |
| Identification made in | 2002 (3) |
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