Himalayan knotweed
Smartweed-Buckwheat Family
Persicaria wallichii
Polygonaceae
--more--
common name
Himalayan knotweed
accepted scientific name
Persicaria wallichii
Greuter & Burdet
rules for finding collection records
Persicaria wallichii (38)
Polygonum polystachyum (52)
family name
Polygonaceae
| Image Author: ©2005 Tony Rodd
Image License: CC BY-NC-SA
Image Source
Category: Wildflowers
Flowers: No obvious petals, Five petals
Petal colors:
Leaf: Alternate
Plant Observed beginning of June thru 3rd week of October
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