Canada's Plant Hardiness Site

Polygonaceae buckwheat family
Polygonum sawatchense subsp. oblivium Costea & Tardif
En: Sawatch knotweed;
Fr: renouee sawatchense , renouee de Sawatch

• [=Polygonum douglasii Greene subsp. johnstonii auct. non (Munz) J.C.Hickman]