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Tripleurospermum maritimum

Tripleurospermum maritimum (L.) W.D.J. Koch

False Mayweed

Asteraceae (Aster Family)

Synonym(s):

USDA Symbol: TRMA17

USDA Native Status: L48 (NI), AK (N), CAN (NI), GL (N), SPM (I)

This species includes subspecies that are North American natives. However, it also includes subspecies that are not native to North America, e.g. Tripleurospermum maritimum ssp. maritimum, False Mayweed. Non-native taxa are not treated in this database.

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Plant Characteristics

Duration: Annual , Perennial , Biennial
Habit: Herb
Size Notes: Up to about 32 inches tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: White , Pink , Yellow
Bloom Time: Jun , Jul , Aug , Sep , Oct

Distribution

USA: AK
Canada: MB , NB , NL , NS , NT , NU , ON , QC , YT

National Wetland Indicator Status

Region:	AGCP	AK	AW	CB	EMP	GP	HI	MW	NCNE	WMVE
Status:	FAC	FAC	FACU		UPL	FAC		FAC	FAC	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 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Additional resources

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

Metadata

Record Modified: 2022-03-09
Research By: CBR

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