Native Plants

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Alternanthera maritima

Alternanthera maritima (Mart.) A. St.-Hil.

Seaside Joyweed

Amaranthaceae (Amaranth Family)

Synonym(s): Achyranthes maritima

USDA Symbol: ALMA10

USDA Native Status: L48 (N)

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Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf Shape: Oblanceolate , Oblong , Obovate , Oval
Leaf Pubescence: Glabrous
Leaf Apex: Acute , Obtuse
Inflorescence: Axillary
Size Notes: Up to about 6 feet tall, often shorter.
Flower: Stamens 5
Fruit: Utricle.

Bloom Information

Bloom Color: White , Yellow
Bloom Time: Jan , Feb , Mar , Apr , May , Dec
Bloom Notes: Flower is white to straw-colored.

Distribution

USA: FL
Native Habitat: Sandy beaches, hammocks.

National Wetland Indicator Status

Region:	AGCP	AK	AW	CB	EMP	GP	HI	MW	NCNE	WMVE
Status:	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 57 - Atlas of Florida Plants (2020) Institute for Systematic Botany
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 Alternanthera maritima in USDA Plants
FNA: Find Alternanthera maritima in the Flora of North America (if available)
Google: Search Google for Alternanthera maritima

Metadata

Record Modified: 2022-11-08
Research By: DEW

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