Polygonum achoreum S.F.Blake [X]

En: leathery knotweed, striate knotweed, Blake’s knotweed
Fr: renouée coriace
Provincial Status: X [excluded]
Range: Boreal NA; ON-BC, YK.

              [=Polygonum erectum L. subsp. achoreum (S.F.Blake) Á.Löve & D.Löve]

[Polygonum achoreum does not occur in NL; reports of this species from NL were based on misidentifications of other Polygonum species.]

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