Chaenostoma leve (Hiern) Kornhall [ Sutera palustris Hiern]
Chaenostoma leve (Hiern) Kornhall [ Sutera levis Hiern] [Scrophulariaceae]
C. Letty, Wild Fl. Transvaal: p. 295, t. 147, fig. 5 (1962) [C. Letty]