Native Plants
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Polygonum caurianum
Polygonum caurianum B.L. Rob.
Alaska Knotweed
Polygonaceae (Buckwheat Family)
Synonym(s): Polygonum humifusum, Polygonum humifusum ssp. humifusum
USDA Symbol: POCA10
USDA Native Status: AK (N), CAN (N)
From the Image Gallery
No images of this plant
Plant Characteristics
Duration: PerennialHabit: Herb
Fruit Type: Achene
Size Notes: Stems prostrate, often zigzagged, up to about 16 inches long.
Bloom Information
Bloom Color: White , Pink , GreenBloom Time: Jun , Jul , Aug
Distribution
USA: AKCanada: NT , NU , YT
Web Reference
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resources
USDA: Find Polygonum caurianum in USDA PlantsFNA: Find Polygonum caurianum in the Flora of North America (if available)
Google: Search Google for Polygonum caurianum
Metadata
Record Modified: 2023-05-02Research By: TWC Staff