Sagittaria demersa

Chihuahuan arrowhead
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Monocots
Order: Alismatales
Family: Alismataceae
Genus: Sagittaria
Species: S. demersa
Binomial name
Sagittaria demersa
J.G.Sm.
Synonyms[1]

Sagittaria triquetra Sessé & Moc.

Sagittaria demersa, commonly called Chihuahuan arrowhead,[2] is an aquatic plant species native to north-central Mexico (Chihuahua, Durango. Hidalgo, Aguascalientes, Jalisco and Querétaro) and also from a few sites in the northern part of the US State of New Mexico (Mora and Colfax Counties).[3][4][5][6]

Sagittaria demersa is an annual herb up to 60 cm tall. Leaves are flat, very long and narrow, up to 55 cm long but rarely more than 7 mm across. The plant occurs mostly submerged in streams and lakes.[4][7][8]

References

  1. ↑ The Plant List
  2. ↑ "Sagittaria demersa". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 26 October 2015.
  3. ↑ Flora of North America v 22, Sagittaria demersa
  4. 1 2 Biota of North American Program, Sagittaria demersa
  5. ↑ Sessé y Lacasta, Martín & Mociño, José Mariano. 1894. Flora Mexicana, Edition 2, Sagittaria triquetra
  6. ↑ Lot, Antonio, Francisco Ramos, & Pedro Ramírez-García. (2002). Sagittaria demersa (Alismataceae) en la Sierra Tarahumara, México. Anales del Instituto de Biología, Universidad Nacional Autónoma de México, serie botánica, 73 (1): 95-97.
  7. ↑ Smith, Jared Gage (1894). North American Species of Sagittaria and Lophotocarpus 32–33, pl. 15, f. 1–4, Sagittaria demersa
  8. ↑ Haynes, R. R. & L.B. Holm-Nielsen. (1994). The Alismataceae. Flora Neotropica 64: 1–112.
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