Sagittaria engelmanniana

Sagittaria engelmanniana (Engelmann's arrowhead[3] or acid-water arrowhead) is an aquatic plant species 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.[4][5][6]

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
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])

Sagittaria engelmanniana occurs in wetlands, predominantly those with acidic water such as Sphagnum bogs. It is a perennial herb up to 70 cm tall. Leaves are sagittate (arrow-shaped) with 3 very narrow lobes.[2][5]

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