⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-26001910, with some changes.
This name is a synonym of Polygonum nuttallii .
The record derives from Tropicos which reports it as a synonym (record 26001910
) with original publication details: Madroño 31(4): 250 250 1984.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:923708-1
.