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Plants of the southwestern U.S. desert region
Featuring primarily species from Arizona, but including some other species from the southwestern U.S. and northern Mexico
Click on the scientific name to view larger images of the species. Scientific names listed are those accepted by the
USDA plants database. Common names
include those listed in Plants of Arizona.
For additional images of northern Arizona plants, see
Northern Arizona Flora
| scientific name | common name | synonyms | family | field guide pg.* | |
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Acacia angustissima | white ball acacia | prairie acacia | Fabaceae | 103 |
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Acacia constricta | whitethorn acacia | mescat acacia | Fabaceae | 103 |
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Acacia greggii | catclaw acacia | tearblanket, devil's claw | Fabaceae | 104 |
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Acacia neovernicosa | viscid acacia | Fabaceae | ||
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Agave palmeri | Palmer's century plant | Agavaceae | 27 | |
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Ambrosia deltoidea | triangle bursage | triangle burr ragweed, Fraseria deltoidea | Asteraceae | 256 |
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Arbutus arizonica | Arizona madrone | Arizona madrono | Ericaceae | 181 |
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Arctostaphylos pungens | pointleaf manzanita | Ericaceae | 181 | |
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Argemone pleiacantha | prickly poppy | southwestern prickly poppy, bluestem pricklepoppy, thistle poppy, chicalote, cowboy's fried egg | Papaveraceae | 74 |
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Baccharis sarothroides | desert broom | broom baccharis, rosin brush, Mexican broom | Asteraceae | 260 |
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Carnegiea gigantea | saguaro | giant saguaro, Cereus giganteus | Cactaceae | 157 |
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Celtis pallida | desert hackberry | spiny hackberry | Ulmaceae | 47 |
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Chamaebatiaria millefolium | fernbush | Rosaceae | ||
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Chilopsis linearis | desert willow | mimbre, jano, desert catalpa, flowering willow | Bignoniaceae | 238 |
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Commelina dianthifolia | western dayflower | birdbill dayflower | Commelinaceae | 21 |
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Dasylirion wheeleri | sotol | common sotol, spoonplant, desert spoon, cactus spoon | Liliaceae | 28 |
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Echinocereus fendleri var. fasciculatus | pinkflower hedgehog cactus | Cactaceae | ||
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Echinocereus nicholii | golden hedgehog cactus | Nichol's hedgehog cactus | Cactaceae | |
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Encelia farinosa | brittlebush | goldenhills | Asteraceae | |
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Ephedra sp. | ephedra | Morman tea, jointfir | Ephedraceae | 18 |
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Eschscholzia californica | California poppy | Papaveraceae | ||
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Ferocactus cylindraceus var. cylindraceus | California fire barrel cactus | Ferocactus acanthodes | Cactaceae | |
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Ferocactus emoryi | Emory's barrel cactus | Ferocactus covillei, Coville's barrel cactus | Cactaceae | 161 |
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Ferocactus wislizeni | Arizona barrel cactus | candy barrel cactus, fishhook barrel | Cactaceae | 161 |
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Fouquieria splendens | ocotillo | candlewood, slimwood, coachwhip, Jacob's staff, vine cactus, flamingsword | Fouquieriaceae | 186 |
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Juglans major | Arizona walnut | Juglandaceae | 41 | |
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Juniperus deppeana | alligator juniper | western juniper, checkered bark juniper | Cupressaceae | 17 |
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Juniperus monosperma | oneseed juniper | cherrystone, red berry juniper | Cupressaceae | 17 |
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Juniperus osteosperma | Utah juniper | shaggy bark juniper | Cupressaceae | 17 |
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Kallstroemia grandiflora | Arizona caltrop | Arizona poppy, orange caltrop, summer poppy | Zygophyllaceae | 131 |
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Larrea tridentata | creosote bush | hediondilla, little stinker, gobernadora | Zygophyllaceae | 131 |
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Mahonia haematocarpa | red barberry | Berberidaceae | ||
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Nepeta cataria | catnip | Lamiaceae | ||
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Nolina microcarpa | beargrass | sacahuista, basketgrass, nolina | Liliaceae | 29 |
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Olneya tesota | desert ironwood | palo de hierro, tesota, palo fierro, Arizona ironwood | Fabaceae | 118 |
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Opuntia acanthocarpa | buckhorn cholla | yellow flowered cane cactus | Cactaceae | 162 |
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Opuntia arbuscula | pencil cholla | Arizona pencil cholla | Cactaceae | 162 |
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Opuntia bigelovii | teddy bear cholla | silver cholla, teddy bear cactus | Cactaceae | 163 |
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Opuntia engelmannii | Englemann's prickly pear | cactus apple, tuna, nopal, purple fruit prickly pear, Opuntia phaeacantha var. discata | Cactaceae | 165 |
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Opuntia fulgida | chain fruit cholla | jumping cholla, chain cholla | Cactaceae | 164 |
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Opuntia clavata | club cholla | Cactaceae | ||
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Opuntia leptocaulis | desert Christmas cactus | tesajo, Christmas cholla, pencil joint cholla, holycross cholla, diamond cactus, darning needle cactus | Cactaceae | 165 |
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Opuntia santa-rita | Santa Rita prickly pear | Cactaceae | ||
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Opuntia spinosior | cane cholla | walkingstick cactus, walkingstick cholla, handlegrip cholla, cardenche | Cactaceae | 166 |
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Parkinsonia aculeata** | Mexican paloverde | Jerusalem thorn, horse bean | Fabaceae | 119 |
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Parkinsonia florida | blue paloverde | Cercidium floridum | Fabaceae | 107 |
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Parkinsonia microphylla | yellow paloverde | Cercidium microphyllum, foothill paloverde, littleleaf paloverde | Fabaceae | 107 |
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Peniocereus greggii | desert night blooming cereus | Cereus greggii, Arizona queen of the night | Cactaceae | 168 |
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Phoradendron juniperinum | juniper mistletoe | Viscaceae | 50 | |
![]() | Picea pungens | Pinaceae | blue spruce | ||
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Pinus aristata | bristlecone pine | |||
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Pinus arizonica var. arizonica | Arizona pine | |||
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Pinus cembroides | Mexican pinyon | |||
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Pinus edulis | pinyon pine | two needle pinyon, nut pine, pinyon, Colorado pinyon pine, two leaf pinyon | Pinaceae | 13 |
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Pinus engelmannii | Apache pine | Arizona longleaf pine, Englemann pine | Pinaceae | 13 |
![]() | Pinus flexilis | Pinaceae | limber pine | ||
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Pinus leiophylla var. chihuahuana | Chihuahuan pine | |||
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Pinus ponderosa | ponderosa pine | western yellow pine, bull pine, blackjack pine | Pinaceae | 14 |
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Pinus strobiformis | southwestern white pine | Pinus flexilis var. reflexa | ||
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Platanus wrightii | Arizona sycamore | plane tree, button wood | Platanaceae | 90 |
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Populus tremuloides | quaking aspen | golden aspen, trembling poplar | Salicaceae | 38 |
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Prosopis glandulosa var. torreyana | western honey mesquite | Prosopis glandulosa | Fabaceae | 121 |
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Prosopis velutina | velvet mesquite | Fabaceae | 121 | |
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Purshia stansburiana | cliff rose | Stansbury cliff rose | Rosaceae | 95 |
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Quercus gambelii | Gambel oak | Rocky Mountain white oak, Utah white oak | Fagaceae | 44 |
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Quercus hypoleucoides | silverleaf oak | white leaf oak | Fagaceae | 44 |
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Rhus trilobata | skunk bush | skunk bush sumac, squaw bush, lemonade sumac, limonita, lemonade berry, lemita, three leaf sumac | Anacardiaceae | 139 |
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Sapindus saponaria var. drummondii | western soapberry | jaboncillo, cherioni | Sapindaceae | 143 |
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Simmondsia chinensis | jojoba | coffee bush, gray box bush, goatnut, deernut, wild hazel, quinine plant, coffeeberry | Simmondsiaceae | 137 |
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Stenocereus thurberi | organ pipe cactus | Cereus thurberi, Lemaireocereus thurberi, pitahaya dulce | Cactaceae | 158 |
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Yucca brevifolia | Joshua tree | tree yucca, yucca palm | Agavaceae | 30 |
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Yucca elata | soaptree yucca | Agavaceae | ||
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Yucca schottii | Schott's yucca | mountain yucca | Agavaceae | 31 |
Plants not native to Arizona. May be seen as ornamental plantings.
| scientific name | common name | synonyms | family | |
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Agave ocahui | century plant | ocahui | Agavaceae |
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Agave vilmoriniana | Octopus agave | Agavaceae | |
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Ferocactus herrerae | twisted barrel | Cactaceae | |
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Idria columnaris | boojum | Fouquieriaceae | |
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Opuntia engelmannii var. linguiformis | cow's tongue cactus | Cactaceae | |
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Pilosocereus alensis | Sonoran old man cactus | Cephalocereus alensis | Cactaceae |
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Stenocereus eruca | creeping devil cactus | chirinole, Cereus eruca, Machaerocereus eruca, Lemaireocereus eruca, Rathbunia eruca | Cactaceae |
* Page numbers refer to Epple, Anne O. 1995 Plants of Arizona. The Globe Pequot Press, Guilford, CT.
** Although not native to the U.S. this species is frequently planted in Arizona as an ornamental.
Images copyright 2002 Steve Baskauf - Terms of use