- Acer grandidentatum – Bigtooth Maple
- Agastache wrightii – Sonoran Giant Hyssop
- Anaphalis margaritacea – Western Pearly Everlasting
- Aquilegia chrysantha – Golden Columbine
- Arabis perennans – Perennial Rockcress
- Arceuthobium vaginatum – Pineland Dwarf Mistletoe
- Arctostaphylos pungens – Pointleaf Manzanita
- Argemone pleiacantha – Southwestern Pricklypoppy
- Asclepias asperula – Spider Milkweed
- Atriplex canescens – Fourwing Saltbush
- Bouvardia ternifolia – Firecrackerbush
- Calochortus ambiguus – Doubting Mariposa Lily
- Carphochaete bigelovii – Bigelow's Bristlehead
- Castilleja austromontana – Rincon Mountain Indian Paintbrush
- Castilleja integra – Wholeleaf Indian Paintbrush
- Ceanothus fendleri – Fendler's Ceanothus
- Cirsium arizonicum – Arizona Thistle
- Cirsium ochrocentrum – Yellowspine Thistle
- Comandra umbellata – Bastard Toadflax
- Commelina dianthifolia – Birdbill Dayflower
- Commelina erecta – Whitemouth Dayflower
- Convolvulus arvensis – Field Bindweed
- Corydalis aurea – Scrambled Eggs
- Cosmos parviflorus – Southwestern Cosmos
- Cuscuta spp. – Dodder
- Dalea albiflora – Whiteflower Prairie Clover
- Dalea candida – White Prairie Clover
- Draba cuneifolia – Wedgeleaf Draba
- Dryopetalon runcinatum – Rockmustard
- Echeandia flavescens – Torrey's Craglily
- Echinocereus spp. – Claret-cup Cactus
- Epilobium canum ssp. latifolium – Hummingbird Trumpet
- Equisetum hyemale – Scouringrush Horsetail
- Erigeron divergens – Spreading Fleabane
- Eriogonum polycladon – Sorrel Buckwheat
- Erysimum capitatum – Sanddune Wallflower
- Escobaria vivipara – Spinystar
- Euphorbia schizoloba – Mojave Spurge
- Fallugia paradoxa – Apache Plume
- Fendlera wrightii – Wright's Fendlerbush
- Gaillardia pinnatifida – Red Dome Blanketflower
- Galium aparine – Stickywilly
- Gaura coccinea – Scarlet Beeblossom
- Geranium caespitosum – Pineywoods Geranium
- Geranium richardsonii – Richardson's Geranium
- Glandularia bipinnatifida – Dakota Mock Vervain
- Gomphrena caespitosa – Tufted Globe Amaranth
- Helianthus annuus – Common Sunflower
- Heliomeris longifolia – Longleaf False Goldeneye
- Heracleum maximum – Common Cowparsnip
- Heuchera sanguinea – Coralbells
- Hymenothrix wrightii – Wright's Thimblehead
- Ipomoea costellata – Crestrib Morning-glory
- Ipomopsis longiflora – Flaxflowered Ipomopsis
- Juniperus deppeana – Alligator Juniper
- Juniperus monosperma – Oneseed Juniper
- Lactuca serriola – Prickly Lettuce
- Lamium amplexicaule – Henbit Deadnettle
- Lasianthaea podocephala – San Pedro Daisy
- Linum lewisii – Lewis Flax
- Lithospermum cobrense – Smooththroat Stoneseed
- Malva parviflora – Cheeseweed Mallow
- Marrubium vulgare – Horehound
- Matthiola longipetala – Night Scented Stock
- Medicago lupulina – Black Medick
- Medicago sativa – Alfalfa
- Melilotus officinalis – Yellow Sweetclover
- Menodora scabra – Rough Menodora
- Mentzelia multiflora – Adonis Blazingstar
- Mimulus rubellus – Little Redstem Monkeyflower
- Mirabilis linearis – Narrowleaf Four O'Clock
- Oenothera caespitosa – Tufted Evening Primrose
- Oenothera elata – Hooker's Evening Primrose
- Oxalis corniculata – Creeping Woodsorrel
- Penstemon barbatus – Beardlip Penstemon
- Penstemon eatonii – Firecracker Penstemon
- Penstemon palmeri – Palmer's Penstemon
- Penstemon pseudospectabilis – Desert Penstemon
- Penstemon strictus – Rocky Mountain Penstemon
- Phaseolus parvulus – Pinos Altos Mountain Bean
- Phoradendron juniperinum – Juniper Mistletoe
- Physalis hederifolia – Ivyleaf Groundcherry
- Pinus discolor – Border Pinyon
- Platanus wrightii – Arizona Sycamore
- Polygala obscura – Velvetseed Milkwort
- Populus tremuloides – Quaking Aspen
- Portulaca oleracea – Little Hogweed
- Potentilla thurberi – Scarlet Cinquefoil
- Pseudocymopterus montanus – Alpine False Springparsley
- Purshia stansburiana – Stansbury Cliffrose
- Quercus gambelii – Gambel Oak
- Ratibida columnifera – Upright Prairie Coneflower
- Rhus trilobata – Skunkbush Sumac
- Robinia neomexicana – New Mexico Locust
- Rosa woodsii – Woods' Rose
- Salsola tragus – Prickly Russian Thistle
- Schoenocrambe linearifolia – Slimleaf Plainsmustard
- Scrophularia parviflora – Pineland Figwort
- Sedum cockerellii – Cockerell's Stonecrop
- Senecio flaccidus var. monoensis – Smooth Threadleaf Ragwort
- Silene scouleri – Simple Campion
- Solanum fendleri – Fendler's Horsenettle
- Solanum rostratum – Buffalobur Nightshade
- Sonchus asper – Spiny Sowthistle
- Sonchus oleraceus – Common Sowthistle
- Sphaeralcea fendleri – Fendler's Globemallow
- Stephanomeria pauciflora – Brownplume Wirelettuce
- Taraxacum officinale – Common Dandelion
- Thelesperma megapotamicum – Hopi Tea Greenthread
- Tradescantia occidentalis – Prairie Spiderwort
- Tradescantia pinetorum – Pinewoods Spiderwort
- Trichostema arizonicum – Arizona Bluecurls
- Triodanis holzingeri – Holzinger's Venus' Looking-glass
- Verbascum thapsus – Common Mullein
- Vinca major – Bigleaf Periwinkle
- Viola canadensis – Canadian White Violet
- Vitis arizonica – Canyon Grape
- Yucca baccata – Banana Yucca
- Yucca madrensis – Sierra Madre Yucca
Mountain Plants
Montane vegetation is generally found above 5500 feet (1676 m) in elevation here in southeastern Arizona, although this level can be lower on cooler north-facing slopes and higher on warmer south-facing slopes.
Listed below are some of the mountain wildflowers and plants found in southeastern Arizona.