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Cressler, Alan

Stachytarpheta jamaicensis

Stachytarpheta jamaicensis (L.) Vahl

Light-blue Snakeweed, Beach Vitex, Blue Porterweed, Joee

Verbenaceae (Verbena Family)

Synonym(s): Stachytarpheta indica, Valerianoides jamaicensis

USDA Symbol: STJA

USDA Native Status: L48 (N), HI (I), PR (N), VI (N)

From the Image Gallery

1 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual , Perennial
Habit: Herb
Fruit Type: Schizocarp
Size Notes: Up to about 6 feet tall.

Bloom Information

Bloom Color: Blue , Purple
Bloom Time: Jan , Feb , Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Dec

Distribution

USA: AL , FL

National Wetland Indicator Status

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

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 57 - Atlas of Florida Plants (2020) Institute for Systematic Botany
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Research Literature

Reslit 1532 - Seed Production and Viability of Eight Porterweed Selections Grown in Northern and Southern Florida (2009) S. B. Wilson, G. W. Knox, K. L. Muller, R. Freyre ...
Reslit 1957 - Foliar fungi on weeds of Guam and the potential for Corynespora cassiicola as a bioherbicide for Stachytarpheta jamaicensis (2005) R. Schlub and L. Smith

This information was provided by the Florida WIldflower Foundation.
Search More Titles in Research Literature

Additional resources

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

Metadata

Record Modified: 2023-05-25
Research By: CBR

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