⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50079615, with some changes.

Polygonum tenue var. commune Engelm. is a synonym of Polygonum douglasii Greene

This name is a synonym of Polygonum douglasii Greene.

The record derives from Tropicos which reports it as a synonym (record 50079615) with original publication details: Proc. Acad. Nat. Sci. Philadelphia 15(3): 75 75 1863.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:60453513-2.