OregonFlora species comparison

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Persicaria hydropiperoides

Persicaria wallichii

waterpepper

Himalayan knotweed

Persicaria hydropiperoides

Persicaria wallichii
Distribution
[WildflowerSearch map]
[BONAP county map]
[WildflowerSearch map]
[BONAP county map]
Discussion

[This taxon will be assessed for treatment in volume 3 of Flora of Oregon, which is not yet published.]

[This taxon will be assessed for treatment in volume 3 of Flora of Oregon, which is not yet published.]
Source in prep. in prep.
Sibling taxa
P. amphibia, P. hydropiper, P. lapathifolia, P. maculosa, P. orientalis, P. pensylvanica, P. perfoliata, P. punctata, P. sagittata, P. wallichii
P. amphibia, P. hydropiper, P. hydropiperoides, P. lapathifolia, P. maculosa, P. orientalis, P. pensylvanica, P. perfoliata, P. punctata, P. sagittata
Synonyms Polygonum hydropiperoides, Polygonum hydropiperoides var. asperifolium, Polygonum hydropiperoides var. hydropiperoides, Polygonum hydropiperoides var. psilostachyum, Polygonum persicarioides Persicaria wallichii var. wallichii, Polygonum polystachyum
Web links 
Unless otherwise noted, all data comes from OregonFlora.



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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in OregonFlora yet, or it's listed under a synonym.)

Choose a data source: Flora of North America, OregonFlora, UW Burke Herbarium

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