⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2574425, and has not been changed.

Polygonum douglasii subsp. johnstonii (Munz) J.C.Hickman is an accepted name

This name is the accepted name of an infraspecific taxon in the genus Polygonum (family Polygonaceae).

The record derives from WCSP (in review) which reports it as an accepted name with original publication details: Madroño 31: 250 1984.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:283514-2.

Synonyms:

See "Status", "Confidence level", "Source" for definitions.

Name	Status	Confi­dence level	Source
Polygonum douglasii var. johnstonii Munz	Synonym		WCSP (in review)
Polygonum sawatchense Small	Synonym		WCSP (in review)