California Native Plant Link Exchange
PLANT INFORMATION

Polygonum sawatchense ssp. oblivium - Knotweed

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Lifeform:
Annual, Perennial herb
Family:
Polygonaceae
Wetland:
unlikely (FACU)

2012 Dean Wm. Taylor. Ph. D.

New Names:
Polygonum douglasii ssp. johnstonii

Parent species:
Polygonum sawatchense

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