Cacti
Carnegiea gigantea
saguaro
Cylindropuntia leptocaulis
Christmas cholla
Cylindropuntia whipplei
whipple cholla
Echinocereus coccineus
claret cup cactus
Echinocereus engelmannii
Engelmann's hedgehog cactus
Echinocereus fasciculatus
strawberry hedgehog
Echinocereus fendleri
pinkflower hedgehog
Escobaria vivipara
Common beehive cactus
Mammillaria grahamii
Graham's nipple cactus
Opuntia basilaris
beavertail cactus
Opuntia chlorotica
dollarjoint pricklypear
Opuntia engelmannii
cactus apple
Opuntia phaeacantha
brown-spine prickly pear