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Native Plant Database

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Ammannia robusta

Ammannia robusta Heer & Regel

Grand redstem

Lythraceae (Loosestrife Family)

Synonym(s): Ammannia coccinea ssp. robusta, Ludwigia scabriuscula

USDA Symbol: AMRO3

USDA Native Status: L48 (N), CAN (N)

Listed as an endangered species. Found only at two sites, one in southern B.C. and one in southwestern Ontario. Species is common in United States.

 

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Plant Characteristics

Duration: Annual
Habit: Herb
Fruit Type: Capsule
Fruit:
Size Class: 1-3 ft.

Bloom Information

Bloom Color: Yellow

Distribution

USA: AR , AZ , CA , CO , IA , ID , IL , IN , KS , KY , LA , MI , MN , MO , MT , ND , NE , NJ , NV , OH , OK , OR , SD , TN , TX , UT , WA , WY
Canada: BC , ON
Native Habitat: Fresh Water Aquatic

Growing Conditions

Soil Moisture: Wet

National Wetland Indicator Status

Region:AGCPAKAWCBEMPGPHIMWNCNEWMVE
Status: OBL OBL OBL OBL OBL OBL OBL
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.

Additional resources

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

Metadata

Record Last Modified: 2007-01-01
Research By: TWC Staff

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