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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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