2 1054056 Verbena carolina L.
P.C. Standley, J.A. Steyermark, Fl. Guatemala, vol. 9(1,2): : p. 231, fig. 46 (1946-1977) [D.L. Simon]
P.C. Standley, J.A. Steyermark, Fl. Guatemala, vol. 9(1,2): : p. 231, fig. 46 (1946-1977) [D.L. Simon]