Sagittaria Linnaeus. Arrowhead, Katniss, Flecha de Agua.
Contributed by Brian R. Keener & Alan S. Weakley
A genus of about 25 species, herbs, primarily of the Americas. Groups (and Complexes within the Graminea Group) shown in the key and text are based on Keener (2005).
Key advice:Portions of this key (and treatment) are provisional. The taxonomy and best characters to use in the linear-leaved species is particularly problematic.
Ref: Adams (1961); Beal, Wooten, and Kaul (1982); Bogin (1955); Haynes & Hellquist (2000a) In Flora of North America Editorial Committee (2000); Haynes, Les, & Holm-Nielsen In Kubitzki (1998b); Keener (2005); Sorrie & LeBlond (2008); Sorrie, Keener, and Edwards (2007); Werier & Gandhi (2023); Wooten (1973). Show full citations.
Hover over a shape, letter, icon, or arrow on the map for definition or see the legend. Data for arrows not developed for genera and families which may have species only occurring outside the flora area.
© Scott Ward | Sagittaria lancifolia var. lancifolia | Original Image ⭷
© Scott Ward | Sagittaria latifolia var. latifolia | Original Image ⭷
© Alan Cressler: Sagittaria fasciculata, Bunched Arrowhead Heritage Preserve, Greenville County, South Carolina 2 by Alan Cressler | Sagittaria fasciculata source | Original Image ⭷
© Mac H. Alford | Sagittaria platyphylla | Original Image ⭷
© Jim Fowler | Original Image ⭷
© Alan M. Cressler | Sagittaria graminea | Original Image ⭷
© Keith Bradley | Sagittaria chapmanii | Original Image ⭷
© Scott Ward | Sagittaria isoetiformis | Original Image ⭷Feedback
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