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*Sagittaria montevidensis Chamisso & Schlechtendal. clade: Calycina Group. Giant Arrowhead. Phen: Jul. Hab: Disturbed areas, marshes. Dist: Native of South America. Most of the collections from the southeastern United States are old collections around major seaports, suggesting that this plant was introduced on the ballast of sailing ships.

Origin/Endemic status: Neotropics

Synonymy ⓘ: = K1, K3, K4, Mi, RAB, S, S13, WH3; = n/a – C; = Sagittaria montevidensis Cham. & Schltdl. ssp. montevidensis – FNA22, GW1, Bogin (1955), Keener (2005)

Links to other floras: = Sagittaria montevidensis ssp. montevidensis - FNA22

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: OBL

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image of plant© Paul Marcum source | Original Image ⭷

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See something wrong or missing on about Sagittaria montevidensis? Let us know here: (Please include your name and email if at all complicated so we can clarify if needed.) We greatly appreciate feedback, and will include updates from you in our next webapp update, which can take a few months.