The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

You should refer instead to the current version of The Plant List.

Results

14 plant name records match your search criteria Polygonum douglasii. The results are below.

• Genus Polygonum is in the family Polygonaceae.

The results can also be downloaded as a CSV file.

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

Name	Status	Confi­dence level	Source
Polygonum douglasii Greene	Accepted		TRO
Polygonum douglasii var. austinae (Greene) M.E.Jones	Synonym		WCSP (in review)
Polygonum douglasii subsp. austiniae (Greene) A.E.Murray	Accepted		WCSP (in review)
Polygonum douglasii subsp. austiniae (Greene) J.C. Hickman	Synonym		TRO
Polygonum douglasii subsp. engelmannii (Greene) J.T.Kartesz & Gandhi	Accepted		WCSP (in review)
Polygonum douglasii subsp. johnstonii (Munz) J.C.Hickman	Accepted		WCSP (in review)
Polygonum douglasii var. johnstonii Munz	Synonym		WCSP (in review)
Polygonum douglasii var. latifolium (Engelm.) Greene	Synonym		TRO
Polygonum douglasii subsp. majus (Meisn.) J.C. Hickman	Synonym		TRO
Polygonum douglasii var. microspermum (Engelm.) Dorn	Accepted		TRO
Polygonum douglasii var. montanum Small	Synonym		TRO
Polygonum douglasii subsp. nuttallii (Small) J.C. Hickman	Synonym		TRO
Polygonum douglasii subsp. spergulariiforme (Meisn. ex Small) J.C. Hickman	Synonym		TRO
Polygonum douglasii var. utahense (Brenckle & Cottam) S.L. Welsh	Synonym		TRO