- Anagallis arvensis – Scarlet Pimpernel
- Anagallis arvensis ssp. foemina – Poorman's Weatherglass
- Arundo donax – Giant Reed
- Brassica tournefortii – Asian Mustard
- Caesalpinia gilliesii – Bird-of-paradise Shrub
- Calyptocarpus vialis – Straggler Daisy
- Capsella bursa-pastoris – Shepherd's Purse
- Centaurea melitensis – Maltese Star-thistle
- Chorispora tenella – Crossflower
- Convolvulus arvensis – Field Bindweed
- Dimorphotheca sinuata – Glandular Cape Marigold
- Erodium cicutarium – Redstem Stork's Bill
- Gaillardia × grandiflora 'Fanfare' – Gaillardia 'Fanfare'
- Ipomoea hederacea – Ivyleaf Morning-glory
- Lactuca serriola – Prickly Lettuce
- Lamium amplexicaule – Henbit Deadnettle
- Linaria maroccana – Moroccan Toadflax
- Malva parviflora – Cheeseweed Mallow
- Marrubium vulgare – Horehound
- Matthiola longipetala – Night Scented Stock
- Matthiola parviflora
- Medicago lupulina – Black Medick
- Medicago sativa – Alfalfa
- Melilotus indicus – Annual Yellow Sweetclover
- Melilotus officinalis – Yellow Sweetclover
- Melinis repens – Rose Natal Grass
- Nasturtium officinale – Watercress
- Nerium oleander – Oleander
- Nicotiana glauca – Tree Tobacco
- Nymphaea mexicana – Yellow Waterlily
- Opuntia aciculata – Chenille Pricklypear
- Opuntia ficus-indica – Barbary Fig
- Opuntia microdasys – Angel's-wings
- Parkinsonia aculeata – Jerusalem Thorn
- Passiflora caerulea – Bluecrown Passionflower
- Pennisetum setaceum – Crimson Fountaingrass
- Phacelia campanularia – Desertbells
- Portulaca oleracea – Little Hogweed
- Proboscidea louisianica – Ram's Horn
- Rhus lancea – African Sumac
- Salsola tragus – Prickly Russian Thistle
- Sida abutifolia – Spreading Fanpetals
- Sisymbrium irio – London Rocket
- Sonchus asper – Spiny Sowthistle
- Sonchus oleraceus – Common Sowthistle
- Tamarix spp. – Tamarisk
- Taraxacum officinale – Common Dandelion
- Tribulus terrestris – Puncturevine
- Verbascum thapsus – Common Mullein
- Vinca major – Bigleaf Periwinkle
Introduced Wildflowers and Plants
Introduced plants are non-native plants that have been introduced into a region and now grow wild there.
Listed below are some of introduced wildflowers and plants found in southeastern Arizona. Some non-native plants are only found growing here as cultivated plants, and thus these are not included.