American mannagrass
Glyceria grandis
- Poaceae
- Monocot
- Perennial
- Graminoid
Native to 38 states
- Alaska
- Arizona
- California
- Colorado
- Connecticut
- Delaware
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Montana
- Nebraska
- Nevada
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Ohio
- Oregon
- Pennsylvania
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming