Native Plants

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Polygonum striatulum

Polygonum striatulum B.L. Rob.

Striped Knotweed, Texas Knotweed

Polygonaceae (Buckwheat family)

Synonym(s): Polygonum brasiliense, Polygonum braziliense, Polygonum camporum, Polygonum texense

USDA Symbol: POST7

USDA Native Status: L48 (N)

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Plant Characteristics

Duration: Annual , Perennial
Habit: Herb , Subshrub
Fruit Type: Achene
Size Notes: Up to about 2 feet tall.

Bloom Information

Bloom Color: White , Pink , Green
Bloom Time: Jan , Feb , Mar , Jun , Jul , Aug , Sep , Oct , Dec
Bloom Notes: Green with white or sometimes pink margins.

Distribution

USA: LA , NE , OK , TX
Native Habitat: Seasonal moist places, sterile prairies, granitic soils.

National Wetland Indicator Status

Region:	AGCP	AK	AW	CB	EMP	GP	HI	MW	NCNE	WMVE
Status:	FACW		FACW			FACW

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Web Reference

Webref 3 - Flora of North America (2014) 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 striatulum in USDA Plants
FNA: Find Polygonum striatulum in the Flora of North America (if available)
Google: Search Google for Polygonum striatulum

Metadata

Record Modified: 2020-11-12
Research By: CBR

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