$modus 0: smartphone
$modus 1: smartphone
Exostema mexicanum
Exostema mexicanum A. Gray [Accepted]
Rubiaceae Cinchonoideae Cinchoneae Cinchoninae
2 429145 Exostema mexicanum A. Gray
Ann. Missouri Bot. Gard., vol. 67 : p. 160, fig. 37 (1980) [R.J. Bazan]
2 429145 Exostema mexicanum A. Gray
P.C. Standley, J.A. Steyermark, Fl. Guatemala, vol. 11(1-3): : p. 223, fig. 17 (1946-1977) [M. Pahl]