Blackstonia perfoliata (L.) Huds. [ Chlora perfoliata L.]
no HD illustration available (m1)
Blackstonia perfoliata (L.) Huds. [ Gentiana perfoliata L.] [Gentianaceae]
M. de Lobel, Pl. Strip. Icon., vol. 1 : p. 401, fig. 2 (1591)