Native Plants
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Polygonum glabrum
Polygonum glabrum Willd.
Denseflower Knotweed
Polygonaceae (Buckwheat Family)
Synonym(s): Persicaria densiflora, Persicaria glabra, Persicaria portoricensis, Polygonum densiflorum, Polygonum portoricense
USDA Symbol: POGL10
USDA Native Status: L48 (N), PR (N)
From the Image Gallery
No images of this plant
Plant Characteristics
Duration: AnnualHabit: Herb
Fruit Type: Achene
Size Notes: Up to about 5 feet tall.
Bloom Information
Bloom Color: White , PinkBloom Time: Jan , Feb , Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Dec
Distribution
USA: AL , AR , DE , FL , GA , KS , KY , LA , MD , MO , MS , NC , NJ , SC , TN , TX , VANational Wetland Indicator Status
Region: | AGCP | AK | AW | CB | EMP | GP | HI | MW | NCNE | WMVE |
Status: | OBL | OBL | OBL | OBL | OBL | OBL | OBL |
Web Reference
Webref 57 - Atlas of Florida Plants (2020) Institute for Systematic BotanyWebref 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 glabrum in USDA PlantsFNA: Find Polygonum glabrum in the Flora of North America (if available)
Google: Search Google for Polygonum glabrum
Metadata
Record Modified: 2023-05-02Research By: TWC Staff