Sagittaria engelmanniana

Sagittaria engelmanniana (Engelmann's arrowhead[3] or acid-water arrowhead) is a perennial aquatic plant growing up to 70 centimetres (28 inches) tall. The leaves are sagittate (arrow-shaped) with 3 very narrow lobes.[2][4]

Acid-water arrowhead
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Alismatales
Family: Alismataceae
Genus: Sagittaria
Species:
S. engelmanniana
Binomial name
Sagittaria engelmanniana
J.G.Sm
Sagittaria engelmanniana range map of New York
Synonyms[1]
  • Sagitta engelmanniana (J.G.Sm.) Nieuwl.
  • Sagittaria engelmanniana f. dilatata Fernald
  • Sagittaria variabilis var. gracilis S.Wats in A. Gray 1889, not Englm. 1856 (fide Small 1894[2])

The species is native to eastern North America. It has been reported from every state bordering on the Gulf of Mexico or on the Atlantic Ocean from Mississippi to Massachusetts, plus Vermont and Ontario.[5][4][6] It occurs in wetlands, predominantly those with acidic water such as Sphagnum bogs.

References
  1. The Plant List, Sagittaria engelmanniana
  2. Smith, Jared Gage. 1894. Memoirs of the Torrey Botanical Club 5(3): 25, Sagittaria engelmanniana
  3. USDA, NRCS (n.d.). "Sagittaria engelmanniana". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 26 October 2015.
  4. "Sagittaria engelmanniana in Flora of North America @ efloras.org". www.efloras.org. Retrieved 2017-01-30.
  5. Biota of North America Program map, Sagittaria engelmanniana
  6. "World Checklist of Selected Plant Families: Royal Botanic Gardens, Kew". apps.kew.org. Retrieved 2017-01-30.
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