Flora of the Southeastern United States
2022 Edition

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BRASSICACEAE

Nasturtium R. Brown. Watercress.

Key to Nasturtium

A genus of 5 species, perennial herbs, of Eurasia, n. Africa, and North America. Al-Shehbaz & Price (1998) summarize the reasons for separating Nasturtium from Rorippa; Franzke et al. (1998) provide corroboration based on molecular analysis.

Ref: Al-Shehbaz (1988a); Al-Shehbaz (2010a) In Flora of North America Editorial Committee (2010); Al-Shehbaz & Price (1998); Franzke et al. (1998); Green (1962); Rollins (1993); Stuckey (1972). Show full citations.

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Hover over a shape, letter, icon, or arrow on the map to see what it means. Data for arrows not developed for genera and families which may have species only occurring outside the flora area.

image of plant© John Gwaltney
image of plant© John Gwaltney