Ferocactus wislizeni, the fishhook barrel cactus, also called Arizona barrel cactus, candy barrel cactus, and Southwestern barrel cactus, is a species of flowering plant in the cactus family Cactaceae, native to northern Mexico and the southern United States. It is a ball-shaped cactus eventually growing to a cylindrical shape, with spiny ribs and red or yellow flowers in summer.
Atrichoseris is a genus of plants in the dandelion family. It contains only one known species, Atrichoseris platyphylla, known by the common names tobacco weed, parachute plant, and gravel ghost.
Trixis californica , the American threefold or American trixis, is a species of flowering plant in the family Asteraceae. It is native to the southwestern United States in California, Arizona, New Mexico, and Texas, and in Mexico in the states of Baja California, Chihuahua, Coahuila, Durango, Nuevo León, Sinaloa, Sonora, Tamaulipas, and Zacatecas.
Condea emoryi, the desert lavender, is a large, multi-stemmed shrub species of flowering plant in Lamiaceae, the mint family.
Hymenothrix is a small genus of North American flowering plants in the daisy family known as thimbleheads. They are native to the southwestern United States and northern Mexico.
Calochortus kennedyi is a North American species of flowering plant in the lily family known by the common name desert mariposa lily.
Hazardia brickellioides is a species of shrub in the family Asteraceae known by the common name brickellbush goldenweed. It is native to the Mojave Desert of California and Nevada, where it grows in rocky limestone habitat.
Stylocline gnaphaloides is a species of flowering plant in the aster family known by the common names mountain neststraw and everlasting neststraw.
Thelypodium laxiflorum, the droopflower thelypody, is a plant species native to the southwestern United States. It grows in open, rocky places on slopes and cliff faces, usually in pinyon-juniper woodlands at elevations of 4,900–10,200 feet (1,500–3,100 m). It has been reported from Utah, western Colorado, southern Nevada, northwestern Arizona, and northwestern New Mexico.
Brickellia baccharidea, the resinleaf brickellbush, is a North American species of shrubs in the sunflower family. It is native to the southwestern United States and northwestern Mexico.
Coreocarpus arizonicus is a North American species of flowering plants in the daisy family native to northwestern Mexico and the southwestern United States. It has been found in southern Arizona, and in the adjacent Mexican States of Sonora, Chihuahua, Sinaloa, and Baja California Sur.
Helianthus laciniatus is a North American species of sunflower known by the common name alkali sunflower. It is found in the southwestern United States and north-central Mexico. It is fairly common in the Chihuahuan Desert.
Gaillardia arizonica, the Arizonia blanketflower, is a species of flowering plant in the sunflower family. It is native to northwestern Mexico (Sonora) and the southwestern United States.
Guardiola platyphylla, the Apache plant, is a North American species of plants in the sunflower family, native to Mexico and the southwestern United States. It is found in northwestern Mexico and the southwestern United States.
Hedypnois rhagadioloides, the Cretanweed or scaly hawkbit, is a species of plant in the dandelion tribe within the sunflower family. It is native to the Mediterranean Region and neighboring areas from Canary Islands to Iran, and naturalized in Australia and in parts of the Americas.
Heliomeris multiflora is a North American species of flowering plants in the sunflower family called the showy goldeneye. It grows in Mexico and the western United States from Montana to Jalisco.
Hymenothrix wrightii is a North American species of flowering plant in the daisy family. It grows in northwestern Mexico and the southwestern United States.
Hymenoxys brandegeei is a species of flowering plant in the daisy family known by the common names Brandegee's four-nerve daisy, Brandegee's rubberweed or western bitterweed. It is native to the states of Arizona, Colorado, and New Mexico in the southwestern United States.
Tetraneuris argentea, the perkysue, is a North American species of plants in the sunflower family. It grows in the southwestern United States, primarily in Arizona and New Mexico with additional populations in Utah, Colorado, and the Texas Panhandle.
Tetraneuris ivesiana is a North American species of plants in the sunflower family, known by the common name Ives' fournerved daisy. It grows in the southwestern United States, in Arizona, New Mexico, Utah, Colorado.
