Native Plants
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Polygonum paronychia
Polygonum paronychia Cham. & Schltdl.
Beach Knotweed, Black Knotweed, Dune Knotweed
Polygonaceae (Buckwheat Family)
Synonym(s):
USDA Symbol: POPA7
USDA Native Status: L48 (N), CAN (N)
Plant Characteristics
Duration: PerennialHabit: Subshrub
Fruit Type: Achene
Size Notes: Up to about 3 feet tall.
Bloom Information
Bloom Color: White , PinkBloom Time: Mar , Apr , May , Jun , Jul , Aug , Sep
Distribution
USA: CA , NV , OR , WACanada: BC
Web Reference
Webref 30 - Calflora (2018) CalfloraWebref 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 paronychia in USDA PlantsFNA: Find Polygonum paronychia in the Flora of North America (if available)
Google: Search Google for Polygonum paronychia
Metadata
Record Modified: 2023-05-02Research By: CBR