Known and potential distribution of the genus Salvia. A. The State of Michoacán, Mexico, divided into 15′ × 15′ squares showing the known distribution of the genus Salvia in the State; B. Potential distribution of the genus Salvia in Michoacán (pink colour). Darker colours correspond to areas with more assemblage of Salvia species. The points indicate the collection sites. Blue lines show the boundaries of the Protected Areas and grey boundaries correspond to the limits of the ecoregions. 1: Zicuirán-Infiernillo, 2: Pico de Tancítaro, 3: Barranca del Cupatitzio, 4: Insurgente José María Morelos, 5: Mariposa Monarca