| Name | Polygonum humifusum subsp. caurianum (B. L. Robinson) Costea & Tardif |
| Authorship | (B. L. Robinson) Costea & Tardif |
| Rank | Subspecies |
| NomenclaturalStatus | NomLeg |
| Placed in | Polygonum humifusum Merk ex C. Koch |
| GUID | urn:lsid:ipni.org:names:1133670-2 |
| Holdings | 27 Specimens held in the Harvard University Herbaria identified as Polygonum humifusum subsp. caurianum (B. L. Robinson) Costea & Tardif |
| Identification made in | [no date] (27) |
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