Plants of Arizona
The plants most often spotted in Arizona, ranked by recent research-grade observations.
Most-observed plants in Arizona
saguaro
Carnegiea gigantea
54,091 observations
Creosote Bush
Larrea tridentata
34,096 observations
fishhook barrel cactus
Ferocactus wislizeni
19,689 observations
Engelmann's Hedgehog Cactus
Echinocereus engelmannii
19,008 observations
ocotillo
Fouquieria splendens
18,959 observations
Brittlebush
Encelia farinosa
13,592 observations · iNaturalist
Buckhorn Cholla
Cylindropuntia acanthocarpa
11,283 observations · iNaturalist
Graham's nipple cactus
Cochemiea grahamii
10,509 observations · iNaturalist
Chain-fruit Cholla
Cylindropuntia fulgida
10,224 observations
California Barrel Cactus
Ferocactus cylindraceus
10,175 observations
stinknet
Oncosiphon pilulifer
8,725 observations · iNaturalist
soaptree yucca
Yucca elata
8,009 observations
Teddybear Cholla
Cylindropuntia bigelovii
6,921 observations
little-leaved palo verde
Parkinsonia microphylla
6,605 observations · iNaturalist
Southwestern Ponderosa Pine
Pinus brachyptera
6,575 observations · iNaturalist
California poppy
Eschscholzia californica
5,946 observations
silverleaf nightshade
Solanum elaeagnifolium
5,727 observations · iNaturalist
desert ironwood
Olneya tesota
5,487 observations · iNaturalist
jojoba
Simmondsia chinensis
5,316 observations · iNaturalist
tree cholla
Cylindropuntia imbricata
5,064 observations
triangle-leaf bursage
Ambrosia deltoidea
5,029 observations · iNaturalist
Banana Yucca
Yucca baccata
5,005 observations
Sacred Datura
Datura wrightii
4,981 observations
velvet mesquite
Neltuma velutina
4,725 observations · iNaturalist
blue dicks
Dipterostemon capitatus
4,487 observations · iNaturalist
Palmer's agave
Agave palmeri
4,440 observations · iNaturalist
Christmas cholla
Cylindropuntia leptocaulis
4,373 observations · iNaturalist
pointleaf manzanita
Arctostaphylos pungens
4,258 observations · iNaturalist
Coulter's lupine
Lupinus sparsiflorus
4,223 observations · iNaturalist
Desert Broom
Baccharis sarothroides
4,093 observations · iNaturalist
Wheeler sotol
Dasylirion wheeleri
3,918 observations
Catclaw Acacia
Senegalia greggii
3,874 observations · iNaturalist
Coues' senna
Senna covesii
3,873 observations · iNaturalist
Arizona sycamore
Platanus wrightii
3,850 observations · iNaturalist
Beavertail Pricklypear
Opuntia basilaris
3,823 observations
Mesquite Mistletoe
Phoradendron californicum
3,821 observations · iNaturalist
pink fairy-duster
Calliandra eriophylla
3,807 observations · iNaturalist
Engelmann's Pricklypear
Opuntia engelmannii
3,714 observations
Frémont Cottonwood
Populus fremontii
3,492 observations
Gambel Oak
Quercus gambelii
3,491 observations
Big Bursage
Ambrosia ambrosioides
3,459 observations · iNaturalist
Baker Kingcup Cactus
Echinocereus bakeri
3,325 observations · iNaturalist
Spinystar
Escobaria vivipara
3,229 observations
Desert Marigold
Baileya multiradiata
3,165 observations · iNaturalist
rainbow hedgehog cactus
Echinocereus rigidissimus
3,161 observations · iNaturalist
great mullein
Verbascum thapsus
3,099 observations
spiny hackberry
Celtis pallida
2,882 observations · iNaturalist
Redstem Stork's-bill
Erodium cicutarium
2,820 observations · iNaturalist
blue palo verde
Parkinsonia florida
2,777 observations · iNaturalist
Trailing Windmills
Allionia incarnata
2,771 observations · iNaturalist