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Glyceria grandis
American mannagrass Grass Family
Glyceria grandis Poaceae
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common names
  American mannagrass
  manna grass
accepted scientific name
  Glyceria grandis S. Watson
rules for finding collection records
  Glyceria grandis (3540)
family name
  Poaceae
Image Author: ©2007 Matt Lavin
Image License: CC BY-SA
Image Source Image Source
Category: Grass/Sedge/Rush
Grass Category: Grass
Plant Observed beginning of June thru 3rd week of September

How Likely at this Location (78%)
Name Match (100%)
Plant Showiness (27%)
base map where plant found
mag select

Riparian
Wetland
Meadow
Forest
Disturbed
Aquatic
Native Plant Status
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native Native
native Not Present

grid lines base