⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Polygonum owenii in version 1.1 of The Plant List.
This name is a synonym of Oxygonum atriplicifolium .
The record derives from Tropicos which reports it as a synonym (record 50006826
) with original publication details: Ann. Sci. Nat., Bot., sér. 2, 4: 267, t. 9 267 1835.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:696179-1
.