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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Polygonella articulata (Coastal jointweed)
Smith, R.W.

Polygonella articulata

Polygonella articulata (L.) Meisn.

Coastal Jointweed

Polygonaceae (Buckwheat Family)

Synonym(s): Delopyrum articulatum, Polygonum articulatum

USDA Symbol: POAR4

USDA Native Status: L48 (N), CAN (N)


From the Image Gallery

3 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Herb , Subshrub
Fruit Type: Achene
Size Notes: Up to about 20 inches tall.

Bloom Information

Bloom Color: White , Red , Pink
Bloom Time: Aug , Sep , Oct , Nov
Bloom Notes: Occasionally red.


USA: CT , DE , GA , IA , IL , IN , MA , MD , ME , MI , MN , NC , NH , NJ , NY , PA , RI , VA , VT , WI
Canada: NB , ON , QC

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 Polygonella articulata in USDA Plants
FNA: Find Polygonella articulata in the Flora of North America (if available)
Google: Search Google for Polygonella articulata


Record Modified: 2023-05-01
Research By: TWC Staff

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