LEGEND
Chihuahuan desert (16 localities, 236 samples)
Colorado Plateau (9 localities, 160 samples)
Northern Great Basin (12 localities, 99 samples)
Sonoran desert (14 localities, 278 samples)
Mojave desert (4 localities, 93 samples)
Chihuahuan desert (16 localities, 236 samples)
Colorado Plateau (9 localities, 160 samples)
Northern Great Basin (12 localities, 99 samples)
Sonoran desert (14 localities, 278 samples)
Mojave desert (4 localities, 93 samples)