External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:77124008-1
- Species Name
- Polygonum cognatum Meisn., Monogr. Polyg. 91. (1826).
- Publication
- Wulfenia. Mitteilungen des Kärntner Botanikzentrums Klagenfurt
- Collation
- 19: 170
- Family as entered in IPNI
- Polygonaceae