Sagittaria graminea

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Common name: grassy arrowhead [1]

Sagittaria graminea
Sagittaria graminea BM.jpg
Photo by John Bradford hosted at
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Liliopsida - Moncots
Order: Alismatales
Family: Alismataceae
Genus: Sagittaria
Species: S. graminea
Binomial name
Natural range of Sagittaria graminea from USDA NRCS Plants Database.

Taxonomic Notes

Synonyms: S. graminea Michaux var. graminea; S. graminea ssp. graminea; S. eatonii J.G. Smith; S. cycloptera (J.G. Smith) C. Mohr

Varieties: none


S. graminea is a perennial forb/herb of the Alismataceae family native to North America.[1]


S. graminea is found in Florida, Georgia, South Carolina, North Carolina, and Virginia.[1]



S. graminea proliferates in marshes, ponds, freshwater and oligohaline tidal marshes.[2] Specimens have been collected from shallow drying ponds, wooded floodplain, basin swamp. swampy flatwoods, and mixed hardwood forest.[3]


S. graminea has been observed to flower February through July.[4]

Fire ecology

Populations of Sagittaria graminea have been known to persist through repeated annual burning.[5]


S. graminea is visited by sweat bees from the Halictidae family such as Lasioglossum nelumbonis.[6]

Conservation, cultivation, and restoration

S. graminea is listed as threatened by the Kentucky State Nature Preserves Commission and the Tennessee Department of Environment and Conservation Natural Heritage Program, as endangered by the Ohio Department of Natural Resources Division of Natural Areas and Preserves, as a special concern species by the Rhode Island Department of Environmental Management, and as a noxious weed by the Washington Administrative Code.[1]

Cultural use

Photo Gallery

References and notes

  1. 1.0 1.1 1.2 1.3 USDA Plant Database
  2. Weakley, A. S. (2015). Flora of the Southern and Mid-Atlantic States. Chapel Hill, NC, University of North Carolina Herbarium.
  3. URL: Last accessed: June 2018. Collectors: P.L. Redfearn, R.F. Doren, R.K. Godfrey, R.Komarek, Rodie White, Leon Neel, R.A. Norris, Loran Anderson, T. MacClendon, K. MacClendon, M. Darst, A. Stiles, H. Light, L. Peed, Jean Wooten, Preston Adams. States and counties: Florida (Leon, Washington, Jackson, Calhoun, Wakulla, Franklin, Calhoun, Levy)
  4. Nelson, G. PanFlora: Plant data for the eastern United States with emphasis on the Southeastern Coastal Plains, Florida, and the Florida Panhandle. Accessed: 29 MAY 2018
  5. Platt, W.J., R. Carter, G. Nelson, W. Baker, S. Hermann, J. Kane, L. Anderson, M. Smith, K. Robertson. 2021. Unpublished species list of Wade Tract old-growth longleaf pine savanna, Thomasville, Georgia.
  6. [1]