⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50091343, with some changes.
This name is a synonym of Polygonum natans var. insigne .
The record derives from Tropicos which reports it as a synonym (record 50091343
) with original publication details: Leafl. Bot. Observ. Crit. 1(2): 32 32 1904.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:190815-2
.