Eumeces callicephalus
mountain skink
coast live oak
desert oak
rock rattlesnake
Crotalus lepidus
Baja California Peninsula
Lower California
southwestern white pine
Baja California
Pinus strobiformis
hickory pine
Pinus pungens
prickly pine
table-mountain pine
genus Eriodictyon
Eriodictyon
Quercus shumardii
Quercus wislizenii
Shumard oak
Shumard red oak
rainbow cactus
Quercus wizlizenii
interior live oak
western ragweed
perennial ragweed
Ambrosia psilostachya
Bufo boreas
Artemisia filifolia
western toad
sand sage
silvery wormwood
Encelia
pinyon
genus Encelia
Guanajuato
pinon
Coahuila
apachita
cedar elm
false buckthorn
black haw
Ulmus crassifolia
Arizona wild cotton
chittamwood
chittimwood
oakenshaw
quebrada
Thomomys bottae
Juniperus silicicola