Tidestromia suffruticosa, the shrubby honeysweet,is a perennial plant in the family Amaranthaceae of the southwestern United States and northeastern Mexican deserts. It has one of the highest rates of photosynthesis ever recorded. It flowers from April to December. It can survive very high temperatures, growing successfully in extreme environments such as Death Valley, and the genetic basis for this is being studied with a view to making hardier crop plants to better cope with climate change.
The following varieties are accepted:
The Sonoran Desert is a desert in North America and ecoregion that covers the northwestern Mexican states of Sonora, Baja California, and Baja California Sur, as well as part of the southwestern United States. It is the hottest desert in both Mexico and the United States. It has an area of 260,000 square kilometers (100,000 sq mi).
A ligule is a thin outgrowth at the junction of leaf and leafstalk of many grasses (Poaceae) and sedges. A ligule is also a strap-shaped extension of the corolla, such as that of a ray floret in plants in the daisy family Asteraceae.
Lupinus arizonicus, the Arizona lupine, is a flowering plant in the legume family Fabaceae, native to the Mojave and Sonoran Deserts of North America, where it can be found growing in open places and sandy washes below 1,100 metres (3,600 ft) elevation. It is common around Joshua Tree National Park and Death Valley National Park in California.
Lupinus microcarpus, the wide-bannered lupine or chick lupine, is a species of lupine native to western North America from southwestern British Columbia south through Oregon and California, including the Mojave Desert, and into Baja California. There is also a disjunct population in South America, with locations in central Chile and western Argentina.
Monoptilon bellioides, the desert star, also called Mojave desertstar, is a desert flowering plant in the family Asteraceae.
Delphinium parishii, the desert larkspur, is a flowering plant in the family Ranunculaceae native to the Mojave Desert, in the southwestern United States and northwest Mexico. In Southern California it is also found in the Tehachapi Mountains, Transverse Ranges, and eastern Sierra Nevada.
Eremalche rotundifolia, the desert five-spot, is a flowering plant in the family Malvaceae, native to the Mojave Desert and Colorado Desert in the Southwestern United States.
Grindelia squarrosa, also known as a curly-top gumweed or curlycup gumweed, is a small North American biennial or short-lived perennial plant.
Geraea canescens, commonly known as desert sunflower, hairy desert sunflower, or desert gold, is an annual plant in the family Asteraceae. The genus name comes from the Greek geraios, referring to the white hairs on the fruits.
Castilleja exserta is a species of plant in the genus Castilleja which includes the Indian paintbrushes. Its common names include purple owl's clover, escobita, and exserted Indian paintbrush.
Ferocactus cylindraceus is a species of barrel cactus which is known by several common names, including California barrel cactus, Desert barrel cactus, compass barrel cactus, and miner's compass. It was first described by George Engelmann in 1853.
Sambucus racemosa is a species of elderberry known by the common names red elderberry and red-berried elder.
Rafinesquia neomexicana is a species of flowering plant in the family Asteraceae. Common names include desert chicory, plumeseed, or New Mexico plumeseed. It has white showy flowers, milky sap, and weak, zigzag stems, that may grow up through other shrubs for support. It is an annual plant found in dry climate areas of the southwestern deserts of the US and northwestern deserts of Mexico.
Xylorhiza tortifolia is a species of flowering plant in the family Asteraceae, known by the common names Mojave-aster and Mojave woodyaster.
Prunus eremophila, also known by its common name Mojave Desert plum, is a rare species of plum native to California.
Ericameria paniculata is a species of flowering plant in the sunflower family Asteraceae, native to the southwestern United States. It is an evergreen yellow-flowered desert shrub.
Ottleya rigida, synonyms Lotus rigidus and Acmispon rigidus, is a flowering plant in the pea family (Fabaceae), native to the southwestern United States and northwestern Mexico. It is known as shrubby deervetch or desert rock-pea. It is found in the Mojave Desert and Sonoran Desert.
Festuca octoflora, also known as Vulpia octoflora, is an annual plant in the grass family (Poaceae). The common name six week fescue is because it supplies about 6 weeks of cattle forage after a rain. Other common names include sixweeks fescue, six-weeks fescue, pullout grass, eight-flower sixweeks grass, or eight-flowered fescue.
Funastrum cynanchoides, also known as fringed twinevine, twining milkweed or climbing milkweed, is a perennial plant in the family Apocynaceae that grows twining through other plants in the Mojave Desert and Sonoran Desert. It has milky sap and smells pungent. It is similar to Funastrum hirtellum.
Platanthera dilatata, known as tall white bog orchid, bog candle, or boreal bog orchid is a species of orchid, a flowering plant in the family Orchidaceae, native to North America. It was first formally described in 1813 by Frederick Traugott Pursh as Orchis dilatata.