Sagittaria spatulata (J.G. Smith) Buchenau. clade: Calycina Group. Tidal Arrowhead. Phen: May-Sep. Hab: Tidal marshes. Dist: NB south to e. NC along the coast.
Origin/Endemic status: Native
Taxonomy Comments: The basionym is Lophotocarpus spatulatus and is not correctable; "spatulata" is the correct spelling.
Synonymy: = C, G, Va; = Sagittaria spathulata – K3, K4, orthographic variant; > Lophotocarpus spongiosus (Engelm.) J.G.Sm. – F; < Sagittaria calycina Engelm. – Pa, RAB; > Sagittaria calycina Engelm. var. spongiosa Engelm. – K1; > Sagittaria montevidensis Cham. & Schltdl. ssp. spongiosa (Engelm.) Bogin – FNA22, NE, NY, Bogin (1955), Keener (2005)
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