| Subject |
Scientific Name |
Order |
Family |
| pitaya |
Acanthocereus spp. (Engelm. ex Berger) Britt. & Rose |
Caryophyllales |
Cactaceae |
| cactus |
Adromischus spp. Lem. |
Rosales |
Crassulaceae |
| saguaro |
Carnegiea gigantea (Engelm.) Britton & Rose |
Caryophyllales |
Cactaceae |
| old-man cactus |
Cephalocereus senilis (Haw.) Pfeiff. |
Caryophyllales |
Cactaceae |
| saguaro |
Cereus gigantea (Engelm.) Britton & Rose |
Caryophyllales |
Cactaceae |
| giant club cactus |
Cereus repandus (L.) Mill. |
Caryophyllales |
Cactaceae |
| firecracker cactus |
Cleistocactus baumannii (Lem.) Lem. |
Caryophyllales |
Cactaceae |
| cactus |
Cleistocactus sextonianus (Backeberg) D.Hunt |
Caryophyllales |
Cactaceae |
| Engelmann's hedgehog cactus |
Echinocereus engelmannii (Parry ex Engelm.) Lem. |
Caryophyllales |
Cactaceae |
| whitecolumn foxtail cactus |
Escobaria tuberculosa (Engelm.) Britton & Rose |
Caryophyllales |
Cactaceae |
| spinystar cactus |
Escobaria vivipara var. vivipara (Nutt.) Buxbaum |
Caryophyllales |
Cactaceae |
| California barrel cactus |
Ferocactus cylindraceus var. cylindraceus (Engelm.) Orcutt |
Caryophyllales |
Cactaceae |
| barrel cactus |
Ferocactus spp. Britt. & Rose |
Caryophyllales |
Cactaceae |
| ocotillo |
Fouquieria splendens Engelm. |
Solanales |
Fouquieriaceae |
| ocotillos |
Fouquieria spp. Kunth |
Solanales |
Fouquieriaceae |
| cactus |
Gymnocalycium bayrianum Till |
Caryophyllales |
Cactaceae |
| hamatocactus |
Hamatocactus spp. Britton & Rose |
Caryophyllales |
Cactaceae |
| cactus |
Isolatocereus spp. Backeb. |
Caryophyllales |
Cactaceae |
| peyote |
Lophophora williamsii (Lem. ex Salm-Dyck) Coult. |
Caryophyllales |
Cactaceae |
| mother-of-hundreds |
Mammillaria compressa DC. |
Caryophyllales |
Cactaceae |
| melocactus |
Melocactus spp. Link & Otto |
Caryophyllales |
Cactaceae |
| cacti |
|
Caryophyllales |
Cactaceae |
| jointed prickly pear |
Opuntia aurantiaca Lindley |
Caryophyllales |
Cactaceae |
| beaver-tail cactus |
Opuntia basilaris Engelm. & J. M. Bigelow |
Caryophyllales |
Cactaceae |
| cactus apple |
Opuntia engelmannii Salm-Dyck ex Engelm. var. flavispina (L.D. Benson) Parfitt & Pinkava |
Caryophyllales |
Cactaceae |
| brittle pricklypear |
Opuntia fragilis (Nutt.) Haw. |
Caryophyllales |
Cactaceae |
| spreading pricklypear |
Opuntia humifusa (Raf.) Raf. |
Caryophyllales |
Cactaceae |
| walkingstick cholla |
Opuntia imbricata (Haw.) DC. |
Caryophyllales |
Cactaceae |
| pricklypear cactus |
Opuntia macrorhiza Engelm. |
Caryophyllales |
Cactaceae |
| plains pricklypear |
Opuntia polyacantha Haw. |
Caryophyllales |
Cactaceae |
| hairspine pricklypear |
Opuntia polyacantha var. polyacantha Haw. |
Caryophyllales |
Cactaceae |
| blind pricklypear |
Opuntia rufida Engelm. |
Caryophyllales |
Cactaceae |
| pricklypear/cholla |
Opuntia spp. P. Mill. |
Caryophyllales |
Cactaceae |
| prickly pear |
Opuntia wentiana Britton & Rose |
Caryophyllales |
Cactaceae |
| Vasey's coastal pricklypear |
Opuntia x vaseyi (J.M. Coult.) Britton & Rose [littoralis × phaeacantha] |
Caryophyllales |
Cactaceae |
| old-man of the Andes |
Oreocereus celsianus (Lem. ex Salm-Dyck) Riccob. |
Caryophyllales |
Cactaceae |
| Cardón cactus |
Pachycereus pringlei (Cardon) |
Caryophyllales |
Cactaceae |
| senita cactus |
Pachycereus schottii (Engelm.) D.R. Hunt |
Caryophyllales |
Cactaceae |
| Simpson hedgehog cactus |
Pediocactus simpsonii (Engelm.) Britt. & Rose |
Caryophyllales |
Cactaceae |
| candle cactus |
Pilosocereus lanuginosus (L.) Byles & G.D. Rowley |
Caryophyllales |
Cactaceae |
| holiday cactus |
Schlumbergera spp. Lem. |
Caryophyllales |
Cactaceae |
| candle cactus |
Stenocereus griseus (Haw.) Buxb. |
Caryophyllales |
Cactaceae |
| cactus |
Stenocereus spp. (A. Berger) Riccob. |
Caryophyllales |
Cactaceae |
| organ pipe cactus |
Stenocereus thurberi (Engelm.) Buxbaum |
Caryophyllales |
Cactaceae |
