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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Glyceria septentrionalis

Glyceria septentrionalis Hitchc.

Floating Mannagrass, Northern Mannagrass, Eastern Mannagrass

Poaceae (Grass Family)

Synonym(s): Panicularia septentrionalis

USDA Symbol: GLSE3

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


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Plant Characteristics

Duration: Perennial
Habit: Grass/Grass-like
Inflorescence: Panicle
Fruit Type: Caryopsis
Size Notes: To about 6 feet in height.
Size Class: 1-3 ft. , 3-6 ft.


USA: AL , AR , CT , DC , DE , FL , GA , IA , IL , IN , KY , LA , MA , MD , ME , MI , MN , MO , MS , NC , NH , NJ , NY , OH , OK , PA , RI , SC , TN , TX , VA , VT , WI , WV
Canada: ON , QC

Growing Conditions

Water Use: High
Soil Moisture: Wet
Drought Tolerance: Low
Aquatic: yes
Cold Tolerant: yes
Conditions Comments: Grows in water or in perpetually wet soil.

National Wetland Indicator Status

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


Record Modified: 2015-07-13
Research By: JAM

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