Plants Profile for Glyceria maxima (reed mannagrass)

General Information
Symbol:	GLMA3
Group:	Monocot
Family:	Poaceae
Duration:	Perennial
Growth Habit:	Graminoid
Native Status:	CAN I L48 I
Other Common Names:	reed meadow grass reed sweet grass
Data Source and Documentation

	Native		Introduced		Both		Absent/Unreported
	Native, No County Data		Introduced, No County Data		Both, No County Data

L48

NAV

CAN

SPM

Images

click on a thumbnail to view an image, or see all the Glyceria thumbnails at the Plants Gallery

USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service. Provided by NRCS National Wetland Team. Usage Requirements.

Synonyms

Symbol	Scientific Name
GLSP2	Glyceria spectabilis Mert. & W.D.J. Koch
MOMA4	Molinia maxima Hartm.

Classification

Click on a scientific name below to expand it in the PLANTS Classification Report.

Rank	Scientific Name and Common Name
Kingdom	Plantae – Plants
Subkingdom	Tracheobionta – Vascular plants
Superdivision	Spermatophyta – Seed plants
Division	Magnoliophyta – Flowering plants
Class	Liliopsida – Monocotyledons
Subclass	Commelinidae
Order	Cyperales
Family	Poaceae ⁄ Gramineae – Grass family
Genus	Glyceria R. Br. – mannagrass
Species	Glyceria maxima (Hartm.) Holmb. – reed mannagrass

Subordinate Taxa

This plant has no children

Legal Status

Noxious Weed Information
This plant is listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete noxious weed list for that location, or click here for a composite list of all Federal and State Noxious Weeds.
Connecticut reed mannagrass Potentially invasive, banned
Massachusetts tall mannagrass, reed mannagrass Prohibited

U.S. Weed Information
Glyceria maxima reed mannagrass This plant can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. Click on an acronym to view each weed list, or click here for a composite list of Weeds of the U.S.
STATE	Assorted authors. State noxious weed lists for 46 states. State agriculture or natural resource departments.

Wetland Status

Interpreting Wetland Status

North America
Midwest	OBL
Northcentral & Northeast	OBL
Western Mountains, Valleys, and Coast	OBL