A List of southern Lower Colorado River Valley

Lower Colorado River Valley

The Lower Colorado River Valley is the river region of the lower Colorado River of the southwestern United States in North America that rises in the Rocky Mountains and has its outlet at the Colorado River Delta in the northern Sea of Cortez in northwestern Mexico, between the states of Baja...

-(LCRV) flora by region. The regions included are:

1. southeast Colorado Desert
   Colorado Desert
   California's Colorado Desert is a part of the larger Sonoran Desert, which extends across southwest North America. The Colorado Desert region encompasses approximately , reaching from the Mexican border in the south to the higher-elevation Mojave Desert in the north and from the Colorado River in...
   
   
   (borders the Colorado River
   Colorado River
   The Colorado River , is a river in the Southwestern United States and northwestern Mexico, approximately long, draining a part of the arid regions on the western slope of the Rocky Mountains. The watershed of the Colorado River covers in parts of seven U.S. states and two Mexican states...
   
    on east)
2. Little Picacho Wilderness
   Little Picacho Wilderness
   The Little Picacho Wilderness is a wilderness area under the jurisdiction of the Bureau of Land Management. The wilderness is found in a southeast extension of the Chocolate Mountains adjacent to the Colorado River, in the southeastern part of California...
   
   
   located in the extreme southeast Colorado Desert
   Colorado Desert
   California's Colorado Desert is a part of the larger Sonoran Desert, which extends across southwest North America. The Colorado Desert region encompasses approximately , reaching from the Mexican border in the south to the higher-elevation Mojave Desert in the north and from the Colorado River in...
   
   
   10 miles northeast of Yuma, Arizona
   Yuma, Arizona
   Yuma is a city in and the county seat of Yuma County, Arizona, United States. It is located in the southwestern corner of the state, and the population of the city was 77,515 at the 2000 census, with a 2008 Census Bureau estimated population of 90,041....
   
   , and Winterhaven, California
   Winterhaven, California
   Winterhaven is a census-designated place in Imperial County, California. Winterhaven is located east of Pilot Knob, The population was 394 at the 2010 census, down from 529 at the 2000 census. It is part of the 'El Centro, California Metropolitan Statistical Area'...
   
    in southeast Imperial County
   Imperial County, California
   Imperial County is a county located in the Imperial Valley, in the far southeast of the U.S. state of California, bordering both Arizona and Mexico. It is part of the El Centro Metropolitan Area, which encompasses all of Imperial County. The population as of 2000 was 142,361. The county seat is the...
   
   , California.
3. Muggins Mountains Wilderness
   Muggins Mountains Wilderness
   The Muggins Mountains Wilderness is a wilderness area in the U.S. state of Arizona. It is located approximately east of Yuma, Arizona in the Muggins Mountains and adjacent to the agricultural Dome Valley and Gila River. The wilderness area is made up of the highest peak in the southern section of...
   
   
   17 miles northeast of Yuma, Arizona
   Yuma, Arizona
   Yuma is a city in and the county seat of Yuma County, Arizona, United States. It is located in the southwestern corner of the state, and the population of the city was 77,515 at the 2000 census, with a 2008 Census Bureau estimated population of 90,041....
   
    on the southwest of the Muggins Mountains
   Muggins Mountains
   The Muggins Mountains is a mountain range in southwest Arizona east of Yuma, Arizona, northeast of the Gila Mountains , and east of the Laguna Mountains...
   
    range
4. City of Yuma, Arizona

Many parts of the Lower Colorado River Valley, and especially low- or middle-elevation desert regions are: the Creosote bush scrub biome. (Some other indicator species

Indicator species

An indicator species is any biological species that defines a trait or characteristic of the environment. For example, a species may delineate an ecoregion or indicate an environmental condition such as a disease outbreak, pollution, species competition or climate change...

 of the biome might be considered to be: Encelia farinosa

Encelia farinosa

Encelia farinosa, or Brittlebush, is a common desert shrub of northwestern Mexico through California and the southwestern United States. Its common name comes from the brittleness of its stems....

, Krameria grayi

Krameria grayi

Krameria bicolor is a perennial shrub or subshrub of the family Krameriaceae, the Rhatanies. It is commonly known as white rhatany, crimson-beak, and chacate in Spanish...

, Anderson Thornbush, Bebbia juncea, etc.) In the western Sonoran Desert

Sonoran Desert

The Sonoran Desert is a North American desert which straddles part of the United States-Mexico border and covers large parts of the U.S. states of Arizona and California and the northwest Mexican states of Sonora, Baja California, and Baja California Sur. It is one of the largest and hottest...

 this may include the Ocotillo and Saguaro; in the Colorado Desert

Colorado Desert

California's Colorado Desert is a part of the larger Sonoran Desert, which extends across southwest North America. The Colorado Desert region encompasses approximately , reaching from the Mexican border in the south to the higher-elevation Mojave Desert in the north and from the Colorado River in...

, only the Ocotillo.

Bolded species are the Creosote bush scrub biome species-(i.e. the creosote bush: Larrea tridentata, Saguaro, Ocotillo), or the endemics, or near-endemics to the LCRV region-(endemics listed in final section).

Perennials: Common name

Anderson Thornbush Beavertail Cactus "Bebbia Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico... " -- Chuckwalla's Delight Brittlebush Buckhorn Cholla Catclaw Acacia Creosote bush Creosote bush Larrea tridentata is known as Creosote bush as a plant, chaparral as a medicinal herb, and as "gobernadora" in Mexico, Spanish for "governess," due to its ability for inhibiting the growth of nearby plants to have more water. In Sonora, it is more commonly called "hediondilla." It is a flowering... Desert fir Desert Globemallow Desert Ironwood Desert Lavender

Mesquite Mesquite Mesquite is a leguminous plant of the Prosopis genus found in northern Mexico through the Sonoran Desert and Chihuahuan Deserts, and up into the Southwestern United States as far north as southern Kansas, west to the Colorado Desert in California,and east to the eastern fifth of Texas, where... -(Prosopis ssp Prosopis Prosopis is a genus of flowering plants in the pea family, Fabaceae. It contains around 45 species of spiny trees and shrubs found in subtropical and tropical regions of the Americas, Africa, Western Asia, and South Asia. They often thrive in arid soil and are resistant to drought, on occasion... ) Hairy milkweed Rush Milkweed Desert Milkweed, Leafless Milkweed Ocotillo Ocotillo Fouquieria splendens Engelm. is a desert plant of the southwestern United States and northern Mexico. Common names include ocotillo, desert coral, coachwhip, Jacob's staff, and vine cactus, although it is not a true cactus... Blue Palo Verde Rock Hibiscus Saguaro Saguaro The saguaro is a large, tree-sized cactus species in the monotypic genus Carnegiea. It is native to the Sonoran Desert in the U.S. state of Arizona, the Mexican state of Sonora, a small part of Baja California in the San Felipe Desert and an extremely small area of California, U.S... Smoketree (Psorothamnus) Smokethorn White Ratany

Perennials: Binomial

Binomial

In algebra, a binomial is a polynomial with two terms —the sum of two monomials—often bound by parenthesis or brackets when operated upon...

Acacia greggii Acacia greggii Acacia greggii is a species of Acacia native to the southwestern United States and northern Mexico, from the extreme south of Utah south through southern Nevada, southeast California, Arizona, New Mexico and western Texas to Baja California, Sinaloa and Nuevo León in... Asclepias subulata Asclepias subulata Asclepias subulata is a species of milkweed known commonly as the rush milkweed or ajamete. This is an erect perennial herb which loses its leaves early in the season and stands as a cluster of naked stalks. Atop the stems are inflorescences of distinctive flowers... Bebbia Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico...  juncea Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico... Carnegiea gigantea Cercidium floridum Encelia farinosa Encelia farinosa Encelia farinosa, or Brittlebush, is a common desert shrub of northwestern Mexico through California and the southwestern United States. Its common name comes from the brittleness of its stems.... Fouquieria splendens Hibiscus denudatus Hibiscus denudatus Hibiscus denudatus is a perennial shrub of the mallow family, Malvaceae. It is in the rosemallow genus, Hibiscus.... Hyptis emoryi Hyptis emoryi Hyptis emoryi is a large, multi-stemmed shrub species of flowering plant in the Lamiaceae. The genus Hyptis is commonly known as the bushmints.... Krameria grayi Krameria grayi Krameria bicolor is a perennial shrub or subshrub of the family Krameriaceae, the Rhatanies. It is commonly known as white rhatany, crimson-beak, and chacate in Spanish...

Larrea tridentata Lycium andersonii Lycium andersonii Lycium andersonii is a perennial shrub of the family Solanaceae, the Nightshades. It is commonly known by such names as Anderson Thornbush, Anderson Wolfberry, Anderson Lycium, Anderson Desert Thorn, Anderson Boxthorn, and more ambiguously as "tomatillo", Desert Tomato or "wolf berry"... Olneya tesota Olneya tesota Olneya tesota is a perennial flowering tree of the Fabaceae family, legumes , which is commonly known as Ironwood or Desert Ironwood. It is the only species in the monotypic genus Olneya... Opuntia acanthocarpa (=Cylindropuntia acanthocarpa Cylindropuntia acanthocarpa Cylindropuntia acanthocarpa , commonly referred to as Buckhorn Cholla, is a cactus native to California, Nevada, Utah and Arizona in the United States.-Subspecies and varieties:There are a number of recognized subspecies and varieties as follows:... Opuntia basilaris Opuntia basilaris Opuntia basilaris, the Beavertail Cactus, is found in southwest USA, mostly in the Mojave Desert, Anza-Borrego Desert State Park, and Colorado Deserts, and also in the Colorado Plateau and northwest Mexico; it ranges through the Grand Canyon and Colorado River region to southern Utah, and in... Peucephyllum schottii Prosopis ssp Prosopis Prosopis is a genus of flowering plants in the pea family, Fabaceae. It contains around 45 species of spiny trees and shrubs found in subtropical and tropical regions of the Americas, Africa, Western Asia, and South Asia. They often thrive in arid soil and are resistant to drought, on occasion... -(Mesquite Mesquite Mesquite is a leguminous plant of the Prosopis genus found in northern Mexico through the Sonoran Desert and Chihuahuan Deserts, and up into the Southwestern United States as far north as southern Kansas, west to the Colorado Desert in California,and east to the eastern fifth of Texas, where... ) Sarcostemma hirtellum Sarcostemma hirtellum Sarcostemma hirtellum , is a perennial, vine-like plant of mid- to lower-elevation desert regions. It is a member of the Asclepiadaceae family, and the Sarcostemma genus, the climbing milkweeds... Sphaeralcea ambigua Sphaeralcea ambigua Sphaeralcea ambigua, commonly known as Desert Globemallow or Apricot Mallow, is a member of the genus Sphaeralcea in the mallow family ....

Trees, perennials: Common name

Catclaw Acacia Desert Ironwood Mesquite Mesquite Mesquite is a leguminous plant of the Prosopis genus found in northern Mexico through the Sonoran Desert and Chihuahuan Deserts, and up into the Southwestern United States as far north as southern Kansas, west to the Colorado Desert in California,and east to the eastern fifth of Texas, where... -(Prosopis ssp Prosopis Prosopis is a genus of flowering plants in the pea family, Fabaceae. It contains around 45 species of spiny trees and shrubs found in subtropical and tropical regions of the Americas, Africa, Western Asia, and South Asia. They often thrive in arid soil and are resistant to drought, on occasion... )

Blue Palo Verde Smoketree (Psorothamnus) Smokethorn

Trees, perennials: Genus-species-(binomials)

Acacia greggii Acacia greggii Acacia greggii is a species of Acacia native to the southwestern United States and northern Mexico, from the extreme south of Utah south through southern Nevada, southeast California, Arizona, New Mexico and western Texas to Baja California, Sinaloa and Nuevo León in... Cercidium floridum

Olneya tesota Olneya tesota Olneya tesota is a perennial flowering tree of the Fabaceae family, legumes , which is commonly known as Ironwood or Desert Ironwood. It is the only species in the monotypic genus Olneya... Prosopis ssp Prosopis Prosopis is a genus of flowering plants in the pea family, Fabaceae. It contains around 45 species of spiny trees and shrubs found in subtropical and tropical regions of the Americas, Africa, Western Asia, and South Asia. They often thrive in arid soil and are resistant to drought, on occasion... -(Mesquite Mesquite Mesquite is a leguminous plant of the Prosopis genus found in northern Mexico through the Sonoran Desert and Chihuahuan Deserts, and up into the Southwestern United States as far north as southern Kansas, west to the Colorado Desert in California,and east to the eastern fifth of Texas, where... ) Psorothamnus spinosus Psorothamnus spinosus Psorothamnus spinosus, known as the Smokethorn, Smoketree, Smoke tree, Indigobush, Smokethorn dalea, and Corona de Cristo, is a perennial legume tree common to the desert washes of the southern part of California, Arizona, and most of Baja California, including islands in the northern Sea of Cortez-...

Annuals: Common name

Ajo Lily Desert lily Arizona Lupine California Fagonbush Canyon Ragweed Chicura Desert Blazing Star (M. pumila) Desert Sunflower Desert Tobacco Desert trumpet Desert trumpet Eriogonum inflatum, the Desert Trumpet, is a perennial plant of the family Polygonaceae. The plant possesses very small yellow or pink flowers and an inflated stem just below branching segments... Fremont's pincushion

Mojave Desert Star Narrow-leaved Popcorn Flower Notch-leaved Phacelia Scorpionweed Plantago Plantago Plantago is a genus of about 200 species of small, inconspicuous plants commonly called plantains. They share this name with the very dissimilar plantain, a kind of banana. Most are herbaceous plants, though a few are subshrubs growing to 60 cm tall. The leaves are sessile, but have a narrow... -(Psyllium ssp Psyllium Psyllium , or Ispaghula , is the common name used for several members of the plant genus Plantago whose seeds are used commercially for the production of mucilage.-History:... ) Rattlesnake Weed Rattlesnake Weed Chamaesyce albomarginata is a small low-growing annual, in the spurge family native to desert, chaparral, and grassland habitats of southwestern North America, from southern and central California to... -No 1 Rigid Spiny Herb Sand verbena (A. villosa) Scruffy Prairie Clover White-bract Stick Leaf White-bract Blazing Star White tackstem

Annuals: Binomial

Binomial

In algebra, a binomial is a polynomial with two terms —the sum of two monomials—often bound by parenthesis or brackets when operated upon...

Abronia villosa Abronia villosa Abronia villosa is a species of sand-verbena known by the common name desert sand-verbena. It is native to the deserts of the southwestern United States and northern Mexico and the southern California and Baja coast.-Description:... Ambrosia ambrosioides Ambrosia ambrosioides Ambrosia ambrosioides, also known as canyon ragweed or chicura is a ragweed found in the deserts of northern Mexico and ranging into the southern half of Arizona.... Calycoseris wrightii Calycoseris wrightii Calycoseris wrightii, commonly known as white tackstem, is an annual spring wildflower, one of two species in the genus Calycoseris; the other species is C. parryi, the Yellow tack-stem... Cryptantha angustifolia Cryptantha angustifolia Cryptantha angustifolia is a species of wildflower in the borage family known by several common names, including Panamint catseye and bristlelobe cryptantha... Chaenactis fremontii Chaenactis fremontii Chaenactis fremontii, with the common names Fremont's pincushion and Desert pincushion, is a species of annual wildflower in the daisy family. Both the latter common name, and the specific epithet are named for John C. Frémont.... Chorizanthe rigida Chorizanthe rigida Chorizanthe rigida, with the common names of Devil's spineflower, Rigid spineflower, Spiny-herb, Rigid spiny-herb, is an annual plant in the Polygonaceae family the buckwheats... Dalea albiflora Dalea albiflora Dalea albiflora is a perennial subshrub or herb of the subfamily Faboideae in the Pea Family-... "ReDir" Eriogonum spp Eriogonum Eriogonum is the scientific name for a genus of flowering plants, in the family Polygonaceae. The genus is found in North America and is known as wild buckwheat. This is a highly species-rich genus, and indications are that active speciation is continuing... Desert trumpet Desert trumpet Eriogonum inflatum, the Desert Trumpet, is a perennial plant of the family Polygonaceae. The plant possesses very small yellow or pink flowers and an inflated stem just below branching segments... "ReDir" Euphorbia albomarginata

Fagonia laevis Fagonia laevis Fagonia laevis is a species of plant in the Zygophyllaceae, the Caltrop family, specifically the fagonbushes. It is a perennial subshrub of the southwestern United States and northwestern Mexico desert regions in California, southern Nevada, Arizona, southwest Utah, Sonora, Baja California and... Geraea canescens Geraea canescens For other uses, see Desert Sunflower .Geraea canescens is also known as the desert sunflower, hairy desert sunflower, or desert gold. It is a dicot and annual of the Aster family... Hesperocallis undulata Lupinus arizonicus Lupinus arizonicus Lupinus arizonicus is a flowering plant in the family Fabaceae, native to the Mojave and Sonoran Deserts, where it can be found growing in open places and sandy washes below 1100 m altitude. It is common around Joshua Tree National Park and Death Valley National Park in California.It is an annual... Mentzelia involucrata Mentzelia involucrata Mentzelia involucrata is a species of Mentzelia native to the Mojave and Sonoran deserts of North America. Its common names include sand blazing star and white-bract blazing star.-Description:... Mentzelia pumila Mentzelia pumila Mentzelia pumila, is a biennial wildflower found in the western United States and northern Mexico from Montana and North Dakota, south to Sonora and Chihuahua... Monoptilon bellioides Nicotiana obtusifolia Nicotiana obtusifolia Nicotiana obtusifolia, or desert tobacco, is a plant native to the southwestern United States and Mexico.... Phacelia crenulata spp Phacelia crenulata Phacelia crenulata is a species of phacelia native to the southwestern United States and northern Mexico. Its common names include notch-leaved phacelia and cleftleaf wild heliotrope.... Psyllium ssp Psyllium Psyllium , or Ispaghula , is the common name used for several members of the plant genus Plantago whose seeds are used commercially for the production of mucilage.-History:...

All binomials

Abronia villosa Abronia villosa Abronia villosa is a species of sand-verbena known by the common name desert sand-verbena. It is native to the deserts of the southwestern United States and northern Mexico and the southern California and Baja coast.-Description:... Ambrosia ambrosioides Ambrosia ambrosioides Ambrosia ambrosioides, also known as canyon ragweed or chicura is a ragweed found in the deserts of northern Mexico and ranging into the southern half of Arizona.... Acacia greggii Acacia greggii Acacia greggii is a species of Acacia native to the southwestern United States and northern Mexico, from the extreme south of Utah south through southern Nevada, southeast California, Arizona, New Mexico and western Texas to Baja California, Sinaloa and Nuevo León in... Asclepias subulata Asclepias subulata Asclepias subulata is a species of milkweed known commonly as the rush milkweed or ajamete. This is an erect perennial herb which loses its leaves early in the season and stands as a cluster of naked stalks. Atop the stems are inflorescences of distinctive flowers... Bebbia Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico...  juncea Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico... Calycoseris wrightii Calycoseris wrightii Calycoseris wrightii, commonly known as white tackstem, is an annual spring wildflower, one of two species in the genus Calycoseris; the other species is C. parryi, the Yellow tack-stem... "ReDir" Carnegiea gigantea Cercidium floridum Chaenactis fremontii Chaenactis fremontii Chaenactis fremontii, with the common names Fremont's pincushion and Desert pincushion, is a species of annual wildflower in the daisy family. Both the latter common name, and the specific epithet are named for John C. Frémont.... Chorizanthe rigida Chorizanthe rigida Chorizanthe rigida, with the common names of Devil's spineflower, Rigid spineflower, Spiny-herb, Rigid spiny-herb, is an annual plant in the Polygonaceae family the buckwheats... Cryptantha angustifolia Cryptantha angustifolia Cryptantha angustifolia is a species of wildflower in the borage family known by several common names, including Panamint catseye and bristlelobe cryptantha... Dalea albiflora Dalea albiflora Dalea albiflora is a perennial subshrub or herb of the subfamily Faboideae in the Pea Family-... Encelia farinosa Encelia farinosa Encelia farinosa, or Brittlebush, is a common desert shrub of northwestern Mexico through California and the southwestern United States. Its common name comes from the brittleness of its stems.... "ReDir" Eriogonum spp Eriogonum Eriogonum is the scientific name for a genus of flowering plants, in the family Polygonaceae. The genus is found in North America and is known as wild buckwheat. This is a highly species-rich genus, and indications are that active speciation is continuing... Desert trumpet Desert trumpet Eriogonum inflatum, the Desert Trumpet, is a perennial plant of the family Polygonaceae. The plant possesses very small yellow or pink flowers and an inflated stem just below branching segments... "ReDir" Euphorbia albomarginata Fagonia laevis Fagonia laevis Fagonia laevis is a species of plant in the Zygophyllaceae, the Caltrop family, specifically the fagonbushes. It is a perennial subshrub of the southwestern United States and northwestern Mexico desert regions in California, southern Nevada, Arizona, southwest Utah, Sonora, Baja California and... "ReDir" Fouquieria splendens Geraea canescens Geraea canescens For other uses, see Desert Sunflower .Geraea canescens is also known as the desert sunflower, hairy desert sunflower, or desert gold. It is a dicot and annual of the Aster family... Hesperocallis undulata Hibiscus denudatus Hibiscus denudatus Hibiscus denudatus is a perennial shrub of the mallow family, Malvaceae. It is in the rosemallow genus, Hibiscus....

Hyptis emoryi Hyptis emoryi Hyptis emoryi is a large, multi-stemmed shrub species of flowering plant in the Lamiaceae. The genus Hyptis is commonly known as the bushmints.... Krameria grayi Krameria grayi Krameria bicolor is a perennial shrub or subshrub of the family Krameriaceae, the Rhatanies. It is commonly known as white rhatany, crimson-beak, and chacate in Spanish... Larrea tridentata Lupinus arizonicus Lupinus arizonicus Lupinus arizonicus is a flowering plant in the family Fabaceae, native to the Mojave and Sonoran Deserts, where it can be found growing in open places and sandy washes below 1100 m altitude. It is common around Joshua Tree National Park and Death Valley National Park in California.It is an annual... Lycium andersonii Lycium andersonii Lycium andersonii is a perennial shrub of the family Solanaceae, the Nightshades. It is commonly known by such names as Anderson Thornbush, Anderson Wolfberry, Anderson Lycium, Anderson Desert Thorn, Anderson Boxthorn, and more ambiguously as "tomatillo", Desert Tomato or "wolf berry"... Mentzelia involucrata Mentzelia involucrata Mentzelia involucrata is a species of Mentzelia native to the Mojave and Sonoran deserts of North America. Its common names include sand blazing star and white-bract blazing star.-Description:... Mentzelia Mentzelia Mentzelia is a genus of about 60-70 species of flowering plants in the family Loasaceae, native to the Americas. The genus comprises annual, biennial, and perennial herbaceous plants and a few shrubs....  pumila Mentzelia pumila Mentzelia pumila, is a biennial wildflower found in the western United States and northern Mexico from Montana and North Dakota, south to Sonora and Chihuahua... Monoptilon bellioides Nicotiana obtusifolia Nicotiana obtusifolia Nicotiana obtusifolia, or desert tobacco, is a plant native to the southwestern United States and Mexico.... (=Nicotiana trigonophylla) Nolina bigelovii Nolina bigelovii Nolina bigelovii, Bigelow's nolina or beargrass, is a flowering plant native to the Southwestern United States, California, and Northwest Mexico... Olneya tesota Olneya tesota Olneya tesota is a perennial flowering tree of the Fabaceae family, legumes , which is commonly known as Ironwood or Desert Ironwood. It is the only species in the monotypic genus Olneya... Opuntia acanthocarpa (=Cylindropuntia acanthocarpa Cylindropuntia acanthocarpa Cylindropuntia acanthocarpa , commonly referred to as Buckhorn Cholla, is a cactus native to California, Nevada, Utah and Arizona in the United States.-Subspecies and varieties:There are a number of recognized subspecies and varieties as follows:... Opuntia basilaris Opuntia basilaris Opuntia basilaris, the Beavertail Cactus, is found in southwest USA, mostly in the Mojave Desert, Anza-Borrego Desert State Park, and Colorado Deserts, and also in the Colorado Plateau and northwest Mexico; it ranges through the Grand Canyon and Colorado River region to southern Utah, and in... Peucephyllum schottii Phacelia crenulata spp Phacelia crenulata Phacelia crenulata is a species of phacelia native to the southwestern United States and northern Mexico. Its common names include notch-leaved phacelia and cleftleaf wild heliotrope.... Prosopis ssp Prosopis Prosopis is a genus of flowering plants in the pea family, Fabaceae. It contains around 45 species of spiny trees and shrubs found in subtropical and tropical regions of the Americas, Africa, Western Asia, and South Asia. They often thrive in arid soil and are resistant to drought, on occasion... -(Mesquite Mesquite Mesquite is a leguminous plant of the Prosopis genus found in northern Mexico through the Sonoran Desert and Chihuahuan Deserts, and up into the Southwestern United States as far north as southern Kansas, west to the Colorado Desert in California,and east to the eastern fifth of Texas, where... ) Psyllium ssp Psyllium Psyllium , or Ispaghula , is the common name used for several members of the plant genus Plantago whose seeds are used commercially for the production of mucilage.-History:... Sarcostemma hirtellum Sarcostemma hirtellum Sarcostemma hirtellum , is a perennial, vine-like plant of mid- to lower-elevation desert regions. It is a member of the Asclepiadaceae family, and the Sarcostemma genus, the climbing milkweeds... Sphaeralcea ambigua Sphaeralcea ambigua Sphaeralcea ambigua, commonly known as Desert Globemallow or Apricot Mallow, is a member of the genus Sphaeralcea in the mallow family ....

Region: southeastern Colorado Desert

Colorado Desert

California's Colorado Desert is a part of the larger Sonoran Desert, which extends across southwest North America. The Colorado Desert region encompasses approximately , reaching from the Mexican border in the south to the higher-elevation Mojave Desert in the north and from the Colorado River in...

Region: the Colorado Desert

Colorado Desert

California's Colorado Desert is a part of the larger Sonoran Desert, which extends across southwest North America. The Colorado Desert region encompasses approximately , reaching from the Mexican border in the south to the higher-elevation Mojave Desert in the north and from the Colorado River in...

, which borders the Colorado River

Colorado River

The Colorado River , is a river in the Southwestern United States and northwestern Mexico, approximately long, draining a part of the arid regions on the western slope of the Rocky Mountains. The watershed of the Colorado River covers in parts of seven U.S. states and two Mexican states...

, (of La Paz

La Paz County, Arizona

La Paz County is a county in the western part of the U.S. state of Arizona. As of the 2010 census its population was 20,489. The county seat is Parker...

, Yuma

Yuma County, Arizona

-2010:Whereas according to the 2010 U.S. Census Bureau:*70.4% White*2.0% Black*1.6% Native American*1.2% Asian*0.2% Native Hawaiian or Pacific Islander*3.8% Two or more races*20.8% Other races*59.7% Hispanic or Latino -2000:...

, Imperial

Imperial County, California

Imperial County is a county located in the Imperial Valley, in the far southeast of the U.S. state of California, bordering both Arizona and Mexico. It is part of the El Centro Metropolitan Area, which encompasses all of Imperial County. The population as of 2000 was 142,361. The county seat is the...

, and San Bernardino

San Bernardino County, California

San Bernardino County is a county in the U.S. state of California. As of the 2010 census, the population was 2,035,210, up from 1,709,434 as of the 2000 census...

 Counties in California and Arizona); the Colorado Desert is in southeastern California – and eastern Imperial and Riverside Counties lie on the west bank of the Colorado River.

Perennials: Common name

Anderson Thornbush Bebbia Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico...  -- Chuckwalla's Delight Brittlebush Catclaw Acacia Creosote bush Creosote bush Larrea tridentata is known as Creosote bush as a plant, chaparral as a medicinal herb, and as "gobernadora" in Mexico, Spanish for "governess," due to its ability for inhibiting the growth of nearby plants to have more water. In Sonora, it is more commonly called "hediondilla." It is a flowering... Desert fir Desert Globemallow Desert Ironwood Desert Lavender

Rush Milkweed Desert Milkweed, Leafless Milkweed Ocotillo Ocotillo Fouquieria splendens Engelm. is a desert plant of the southwestern United States and northern Mexico. Common names include ocotillo, desert coral, coachwhip, Jacob's staff, and vine cactus, although it is not a true cactus... Blue Palo Verde Smoketree (Psorothamnus) Smokethorn White Ratany

Perennials: Genus-species

Acacia greggii Acacia greggii Acacia greggii is a species of Acacia native to the southwestern United States and northern Mexico, from the extreme south of Utah south through southern Nevada, southeast California, Arizona, New Mexico and western Texas to Baja California, Sinaloa and Nuevo León in... Asclepias subulata Asclepias subulata Asclepias subulata is a species of milkweed known commonly as the rush milkweed or ajamete. This is an erect perennial herb which loses its leaves early in the season and stands as a cluster of naked stalks. Atop the stems are inflorescences of distinctive flowers... Bebbia Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico...  juncea Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico... Cercidium floridum Encelia farinosa Encelia farinosa Encelia farinosa, or Brittlebush, is a common desert shrub of northwestern Mexico through California and the southwestern United States. Its common name comes from the brittleness of its stems.... Fouquieria splendens

Hyptis emoryi Hyptis emoryi Hyptis emoryi is a large, multi-stemmed shrub species of flowering plant in the Lamiaceae. The genus Hyptis is commonly known as the bushmints.... Krameria grayi Krameria grayi Krameria bicolor is a perennial shrub or subshrub of the family Krameriaceae, the Rhatanies. It is commonly known as white rhatany, crimson-beak, and chacate in Spanish... Larrea tridentata Lycium andersonii Lycium andersonii Lycium andersonii is a perennial shrub of the family Solanaceae, the Nightshades. It is commonly known by such names as Anderson Thornbush, Anderson Wolfberry, Anderson Lycium, Anderson Desert Thorn, Anderson Boxthorn, and more ambiguously as "tomatillo", Desert Tomato or "wolf berry"... Olneya tesota Olneya tesota Olneya tesota is a perennial flowering tree of the Fabaceae family, legumes , which is commonly known as Ironwood or Desert Ironwood. It is the only species in the monotypic genus Olneya... Peucephyllum schottii Psorothamnus spinosus Psorothamnus spinosus Psorothamnus spinosus, known as the Smokethorn, Smoketree, Smoke tree, Indigobush, Smokethorn dalea, and Corona de Cristo, is a perennial legume tree common to the desert washes of the southern part of California, Arizona, and most of Baja California, including islands in the northern Sea of Cortez-... Sphaeralcea ambigua Sphaeralcea ambigua Sphaeralcea ambigua, commonly known as Desert Globemallow or Apricot Mallow, is a member of the genus Sphaeralcea in the mallow family ....

Annuals: Common name

Ajo Lily Desert lily Arizona Lupine Desert Sunflower Desert Tobacco

Narrow-leaved Popcorn Flower Rattlesnake Weed Rattlesnake Weed Chamaesyce albomarginata is a small low-growing annual, in the spurge family native to desert, chaparral, and grassland habitats of southwestern North America, from southern and central California to... -No 1 Sand verbena (A. villosa) Scorpionweed Notch-leaved Phacelia White-bract Stick Leaf White-bract Blazing Star

Annuals: Genus-species

Abronia villosa Abronia villosa Abronia villosa is a species of sand-verbena known by the common name desert sand-verbena. It is native to the deserts of the southwestern United States and northern Mexico and the southern California and Baja coast.-Description:... Cryptantha angustifolia Cryptantha angustifolia Cryptantha angustifolia is a species of wildflower in the borage family known by several common names, including Panamint catseye and bristlelobe cryptantha... ReDir Euphorbia albomarginata Geraea canescens Geraea canescens For other uses, see Desert Sunflower .Geraea canescens is also known as the desert sunflower, hairy desert sunflower, or desert gold. It is a dicot and annual of the Aster family... Hesperocallis undulata

Lupinus arizonicus Lupinus arizonicus Lupinus arizonicus is a flowering plant in the family Fabaceae, native to the Mojave and Sonoran Deserts, where it can be found growing in open places and sandy washes below 1100 m altitude. It is common around Joshua Tree National Park and Death Valley National Park in California.It is an annual... Mentzelia involucrata Mentzelia involucrata Mentzelia involucrata is a species of Mentzelia native to the Mojave and Sonoran deserts of North America. Its common names include sand blazing star and white-bract blazing star.-Description:... Nicotiana obtusifolia Nicotiana obtusifolia Nicotiana obtusifolia, or desert tobacco, is a plant native to the southwestern United States and Mexico.... Phacelia crenulata spp Phacelia crenulata Phacelia crenulata is a species of phacelia native to the southwestern United States and northern Mexico. Its common names include notch-leaved phacelia and cleftleaf wild heliotrope....

Little Picacho Wilderness

Little Picacho Wilderness

The Little Picacho Wilderness is a wilderness area under the jurisdiction of the Bureau of Land Management. The wilderness is found in a southeast extension of the Chocolate Mountains adjacent to the Colorado River, in the southeastern part of California...

 flora

Flora of the Little Picacho Wilderness—(Eastern section, only)

Perennials: Common name

Beavertail Cactus Bebbia Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico...  -- Chuckwalla's Delight Brittlebush Buckhorn Cholla Catclaw Acacia Creosote bush Creosote bush Larrea tridentata is known as Creosote bush as a plant, chaparral as a medicinal herb, and as "gobernadora" in Mexico, Spanish for "governess," due to its ability for inhibiting the growth of nearby plants to have more water. In Sonora, it is more commonly called "hediondilla." It is a flowering... Desert fir Desert Globemallow Desert Ironwood Desert Lavender

Mesquite Mesquite Mesquite is a leguminous plant of the Prosopis genus found in northern Mexico through the Sonoran Desert and Chihuahuan Deserts, and up into the Southwestern United States as far north as southern Kansas, west to the Colorado Desert in California,and east to the eastern fifth of Texas, where... -(Prosopis ssp Prosopis Prosopis is a genus of flowering plants in the pea family, Fabaceae. It contains around 45 species of spiny trees and shrubs found in subtropical and tropical regions of the Americas, Africa, Western Asia, and South Asia. They often thrive in arid soil and are resistant to drought, on occasion... ) Rush Milkweed Desert Milkweed, Leafless Milkweed Ocotillo Ocotillo Fouquieria splendens Engelm. is a desert plant of the southwestern United States and northern Mexico. Common names include ocotillo, desert coral, coachwhip, Jacob's staff, and vine cactus, although it is not a true cactus... Blue Palo Verde Rock Hibiscus Smoketree (Psorothamnus) Smokethorn White Ratany

Perennials: Genus-species

Acacia greggii Acacia greggii Acacia greggii is a species of Acacia native to the southwestern United States and northern Mexico, from the extreme south of Utah south through southern Nevada, southeast California, Arizona, New Mexico and western Texas to Baja California, Sinaloa and Nuevo León in... Asclepias subulata Asclepias subulata Asclepias subulata is a species of milkweed known commonly as the rush milkweed or ajamete. This is an erect perennial herb which loses its leaves early in the season and stands as a cluster of naked stalks. Atop the stems are inflorescences of distinctive flowers... Bebbia Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico...  juncea Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico... Cercidium floridum Encelia farinosa Encelia farinosa Encelia farinosa, or Brittlebush, is a common desert shrub of northwestern Mexico through California and the southwestern United States. Its common name comes from the brittleness of its stems.... "ReDir" Fouquieria splendens Hibiscus denudatus Hibiscus denudatus Hibiscus denudatus is a perennial shrub of the mallow family, Malvaceae. It is in the rosemallow genus, Hibiscus.... Hyptis emoryi Hyptis emoryi Hyptis emoryi is a large, multi-stemmed shrub species of flowering plant in the Lamiaceae. The genus Hyptis is commonly known as the bushmints....

Krameria grayi Krameria grayi Krameria bicolor is a perennial shrub or subshrub of the family Krameriaceae, the Rhatanies. It is commonly known as white rhatany, crimson-beak, and chacate in Spanish... Larrea tridentata Olneya tesota Olneya tesota Olneya tesota is a perennial flowering tree of the Fabaceae family, legumes , which is commonly known as Ironwood or Desert Ironwood. It is the only species in the monotypic genus Olneya... Opuntia acanthocarpa (=Cylindropuntia acanthocarpa Cylindropuntia acanthocarpa Cylindropuntia acanthocarpa , commonly referred to as Buckhorn Cholla, is a cactus native to California, Nevada, Utah and Arizona in the United States.-Subspecies and varieties:There are a number of recognized subspecies and varieties as follows:... Opuntia basilaris Opuntia basilaris Opuntia basilaris, the Beavertail Cactus, is found in southwest USA, mostly in the Mojave Desert, Anza-Borrego Desert State Park, and Colorado Deserts, and also in the Colorado Plateau and northwest Mexico; it ranges through the Grand Canyon and Colorado River region to southern Utah, and in... Peucephyllum schottii Prosopis ssp Prosopis Prosopis is a genus of flowering plants in the pea family, Fabaceae. It contains around 45 species of spiny trees and shrubs found in subtropical and tropical regions of the Americas, Africa, Western Asia, and South Asia. They often thrive in arid soil and are resistant to drought, on occasion... -(Mesquite Mesquite Mesquite is a leguminous plant of the Prosopis genus found in northern Mexico through the Sonoran Desert and Chihuahuan Deserts, and up into the Southwestern United States as far north as southern Kansas, west to the Colorado Desert in California,and east to the eastern fifth of Texas, where... ) Psorothamnus spinosus Psorothamnus spinosus Psorothamnus spinosus, known as the Smokethorn, Smoketree, Smoke tree, Indigobush, Smokethorn dalea, and Corona de Cristo, is a perennial legume tree common to the desert washes of the southern part of California, Arizona, and most of Baja California, including islands in the northern Sea of Cortez-... Sphaeralcea ambigua Sphaeralcea ambigua Sphaeralcea ambigua, commonly known as Desert Globemallow or Apricot Mallow, is a member of the genus Sphaeralcea in the mallow family ....

Trees, perennials: Common name

Catclaw Acacia Desert Ironwood

Blue Palo Verde Smoketree (Psorothamnus) Smokethorn

Trees, perennials: Genus-species-(binomials)

Acacia greggii Acacia greggii Acacia greggii is a species of Acacia native to the southwestern United States and northern Mexico, from the extreme south of Utah south through southern Nevada, southeast California, Arizona, New Mexico and western Texas to Baja California, Sinaloa and Nuevo León in... Cercidium floridum

Olneya tesota Olneya tesota Olneya tesota is a perennial flowering tree of the Fabaceae family, legumes , which is commonly known as Ironwood or Desert Ironwood. It is the only species in the monotypic genus Olneya... Psorothamnus spinosus Psorothamnus spinosus Psorothamnus spinosus, known as the Smokethorn, Smoketree, Smoke tree, Indigobush, Smokethorn dalea, and Corona de Cristo, is a perennial legume tree common to the desert washes of the southern part of California, Arizona, and most of Baja California, including islands in the northern Sea of Cortez-...

Annuals: Common name

Arizona Lupine California Fagonbush Chicura Desert Sunflower Desert Tobacco Desert trumpet Desert trumpet Eriogonum inflatum, the Desert Trumpet, is a perennial plant of the family Polygonaceae. The plant possesses very small yellow or pink flowers and an inflated stem just below branching segments... Fremont's pincushion

Narrow-leaved Popcorn Flower Plantago Plantago Plantago is a genus of about 200 species of small, inconspicuous plants commonly called plantains. They share this name with the very dissimilar plantain, a kind of banana. Most are herbaceous plants, though a few are subshrubs growing to 60 cm tall. The leaves are sessile, but have a narrow... -(Psyllium ssp Psyllium Psyllium , or Ispaghula , is the common name used for several members of the plant genus Plantago whose seeds are used commercially for the production of mucilage.-History:... ) Rattlesnake Weed Rattlesnake Weed Chamaesyce albomarginata is a small low-growing annual, in the spurge family native to desert, chaparral, and grassland habitats of southwestern North America, from southern and central California to... -No 1 Rigid Spiny Herb Scorpionweed Notch-leaved Phacelia White-bract Stick Leaf White-bract Blazing Star

Annuals: Genus-species

Chaenactis fremontii Chaenactis fremontii Chaenactis fremontii, with the common names Fremont's pincushion and Desert pincushion, is a species of annual wildflower in the daisy family. Both the latter common name, and the specific epithet are named for John C. Frémont.... Chorizanthe rigida Chorizanthe rigida Chorizanthe rigida, with the common names of Devil's spineflower, Rigid spineflower, Spiny-herb, Rigid spiny-herb, is an annual plant in the Polygonaceae family the buckwheats... Cryptantha angustifolia Cryptantha angustifolia Cryptantha angustifolia is a species of wildflower in the borage family known by several common names, including Panamint catseye and bristlelobe cryptantha... "ReDir" Eriogonum spp Eriogonum Eriogonum is the scientific name for a genus of flowering plants, in the family Polygonaceae. The genus is found in North America and is known as wild buckwheat. This is a highly species-rich genus, and indications are that active speciation is continuing... Desert trumpet Desert trumpet Eriogonum inflatum, the Desert Trumpet, is a perennial plant of the family Polygonaceae. The plant possesses very small yellow or pink flowers and an inflated stem just below branching segments... ReDir Euphorbia albomarginata

Fagonia laevis Fagonia laevis Fagonia laevis is a species of plant in the Zygophyllaceae, the Caltrop family, specifically the fagonbushes. It is a perennial subshrub of the southwestern United States and northwestern Mexico desert regions in California, southern Nevada, Arizona, southwest Utah, Sonora, Baja California and... Geraea canescens Geraea canescens For other uses, see Desert Sunflower .Geraea canescens is also known as the desert sunflower, hairy desert sunflower, or desert gold. It is a dicot and annual of the Aster family... Lupinus arizonicus Lupinus arizonicus Lupinus arizonicus is a flowering plant in the family Fabaceae, native to the Mojave and Sonoran Deserts, where it can be found growing in open places and sandy washes below 1100 m altitude. It is common around Joshua Tree National Park and Death Valley National Park in California.It is an annual... Mentzelia involucrata Mentzelia involucrata Mentzelia involucrata is a species of Mentzelia native to the Mojave and Sonoran deserts of North America. Its common names include sand blazing star and white-bract blazing star.-Description:... Nicotiana obtusifolia Nicotiana obtusifolia Nicotiana obtusifolia, or desert tobacco, is a plant native to the southwestern United States and Mexico.... (Phacelia crenulata spp Phacelia crenulata Phacelia crenulata is a species of phacelia native to the southwestern United States and northern Mexico. Its common names include notch-leaved phacelia and cleftleaf wild heliotrope.... ) Scorpionweed Psyllium ssp Psyllium Psyllium , or Ispaghula , is the common name used for several members of the plant genus Plantago whose seeds are used commercially for the production of mucilage.-History:...

Perennials: Common name

Anderson Thornbush Bebbia Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico...  -- Chuckwalla's Delight Brittlebush Catclaw Acacia Creosote bush Creosote bush Larrea tridentata is known as Creosote bush as a plant, chaparral as a medicinal herb, and as "gobernadora" in Mexico, Spanish for "governess," due to its ability for inhibiting the growth of nearby plants to have more water. In Sonora, it is more commonly called "hediondilla." It is a flowering... Desert Globemallow Desert Ironwood Desert Lavender

Rush Milkweed Desert Milkweed, Leafless Milkweed Ocotillo Ocotillo Fouquieria splendens Engelm. is a desert plant of the southwestern United States and northern Mexico. Common names include ocotillo, desert coral, coachwhip, Jacob's staff, and vine cactus, although it is not a true cactus... Blue Palo Verde Saguaro Saguaro The saguaro is a large, tree-sized cactus species in the monotypic genus Carnegiea. It is native to the Sonoran Desert in the U.S. state of Arizona, the Mexican state of Sonora, a small part of Baja California in the San Felipe Desert and an extremely small area of California, U.S... Smoketree (Psorothamnus) Smokethorn White Ratany

Perennials: Genus-species

Acacia greggii Acacia greggii Acacia greggii is a species of Acacia native to the southwestern United States and northern Mexico, from the extreme south of Utah south through southern Nevada, southeast California, Arizona, New Mexico and western Texas to Baja California, Sinaloa and Nuevo León in... Asclepias subulata Asclepias subulata Asclepias subulata is a species of milkweed known commonly as the rush milkweed or ajamete. This is an erect perennial herb which loses its leaves early in the season and stands as a cluster of naked stalks. Atop the stems are inflorescences of distinctive flowers... Bebbia Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico...  juncea Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico... Carnegiea gigantea Cercidium floridum Encelia farinosa Encelia farinosa Encelia farinosa, or Brittlebush, is a common desert shrub of northwestern Mexico through California and the southwestern United States. Its common name comes from the brittleness of its stems.... Fouquieria splendens

Hyptis emoryi Hyptis emoryi Hyptis emoryi is a large, multi-stemmed shrub species of flowering plant in the Lamiaceae. The genus Hyptis is commonly known as the bushmints.... Krameria grayi Krameria grayi Krameria bicolor is a perennial shrub or subshrub of the family Krameriaceae, the Rhatanies. It is commonly known as white rhatany, crimson-beak, and chacate in Spanish... Larrea tridentata Lycium andersonii Lycium andersonii Lycium andersonii is a perennial shrub of the family Solanaceae, the Nightshades. It is commonly known by such names as Anderson Thornbush, Anderson Wolfberry, Anderson Lycium, Anderson Desert Thorn, Anderson Boxthorn, and more ambiguously as "tomatillo", Desert Tomato or "wolf berry"... Olneya tesota Olneya tesota Olneya tesota is a perennial flowering tree of the Fabaceae family, legumes , which is commonly known as Ironwood or Desert Ironwood. It is the only species in the monotypic genus Olneya... Psorothamnus spinosus Psorothamnus spinosus Psorothamnus spinosus, known as the Smokethorn, Smoketree, Smoke tree, Indigobush, Smokethorn dalea, and Corona de Cristo, is a perennial legume tree common to the desert washes of the southern part of California, Arizona, and most of Baja California, including islands in the northern Sea of Cortez-... Sphaeralcea ambigua Sphaeralcea ambigua Sphaeralcea ambigua, commonly known as Desert Globemallow or Apricot Mallow, is a member of the genus Sphaeralcea in the mallow family ....

Annuals: Common name

Arizona Lupine Desert Tobacco Narrow-leaved Popcorn Flower

Rattlesnake Weed Rattlesnake Weed Chamaesyce albomarginata is a small low-growing annual, in the spurge family native to desert, chaparral, and grassland habitats of southwestern North America, from southern and central California to... -No 1 Scorpionweed Notch-leaved Phacelia White-bract Stick Leaf White-bract Blazing Star

Annuals: Genus-species

Cryptantha angustifolia Cryptantha angustifolia Cryptantha angustifolia is a species of wildflower in the borage family known by several common names, including Panamint catseye and bristlelobe cryptantha... R Euphorbia albomarginata Lupinus arizonicus Lupinus arizonicus Lupinus arizonicus is a flowering plant in the family Fabaceae, native to the Mojave and Sonoran Deserts, where it can be found growing in open places and sandy washes below 1100 m altitude. It is common around Joshua Tree National Park and Death Valley National Park in California.It is an annual...

Mentzelia involucrata Mentzelia involucrata Mentzelia involucrata is a species of Mentzelia native to the Mojave and Sonoran deserts of North America. Its common names include sand blazing star and white-bract blazing star.-Description:... Nicotiana obtusifolia Nicotiana obtusifolia Nicotiana obtusifolia, or desert tobacco, is a plant native to the southwestern United States and Mexico.... Phacelia crenulata spp Phacelia crenulata Phacelia crenulata is a species of phacelia native to the southwestern United States and northern Mexico. Its common names include notch-leaved phacelia and cleftleaf wild heliotrope....

Region: Yuma, Arizona

Yuma, Arizona

Yuma is a city in and the county seat of Yuma County, Arizona, United States. It is located in the southwestern corner of the state, and the population of the city was 77,515 at the 2000 census, with a 2008 Census Bureau estimated population of 90,041....

The city of Yuma

Yuma, Arizona

Yuma is a city in and the county seat of Yuma County, Arizona, United States. It is located in the southwestern corner of the state, and the population of the city was 77,515 at the 2000 census, with a 2008 Census Bureau estimated population of 90,041....

, Arizona. Open land areas especially, but also canal

Canal

Canals are man-made channels for water. There are two types of canal:#Waterways: navigable transportation canals used for carrying ships and boats shipping goods and conveying people, further subdivided into two kinds:...

 bank regions, because of their easy and horizontal access points.

Perennials: Common name

Anderson Thornbush Bebbia Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico...  -- Chuckwalla's Delight Brittlebush Catclaw Acacia Creosote bush Creosote bush Larrea tridentata is known as Creosote bush as a plant, chaparral as a medicinal herb, and as "gobernadora" in Mexico, Spanish for "governess," due to its ability for inhibiting the growth of nearby plants to have more water. In Sonora, it is more commonly called "hediondilla." It is a flowering... Desert Globemallow Desert Ironwood

Rush Milkweed Desert Milkweed, Leafless Milkweed Blue Palo Verde Saguaro Saguaro The saguaro is a large, tree-sized cactus species in the monotypic genus Carnegiea. It is native to the Sonoran Desert in the U.S. state of Arizona, the Mexican state of Sonora, a small part of Baja California in the San Felipe Desert and an extremely small area of California, U.S... Smoketree (Psorothamnus) Smokethorn White Ratany

Perennials: Genus-species

Acacia greggii Acacia greggii Acacia greggii is a species of Acacia native to the southwestern United States and northern Mexico, from the extreme south of Utah south through southern Nevada, southeast California, Arizona, New Mexico and western Texas to Baja California, Sinaloa and Nuevo León in... Asclepias subulata Asclepias subulata Asclepias subulata is a species of milkweed known commonly as the rush milkweed or ajamete. This is an erect perennial herb which loses its leaves early in the season and stands as a cluster of naked stalks. Atop the stems are inflorescences of distinctive flowers... Bebbia Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico...  juncea Bebbia Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico... Carnegiea gigantea Cercidium floridum Encelia farinosa Encelia farinosa Encelia farinosa, or Brittlebush, is a common desert shrub of northwestern Mexico through California and the southwestern United States. Its common name comes from the brittleness of its stems....

Krameria grayi Krameria grayi Krameria bicolor is a perennial shrub or subshrub of the family Krameriaceae, the Rhatanies. It is commonly known as white rhatany, crimson-beak, and chacate in Spanish... Larrea tridentata Lycium andersonii Lycium andersonii Lycium andersonii is a perennial shrub of the family Solanaceae, the Nightshades. It is commonly known by such names as Anderson Thornbush, Anderson Wolfberry, Anderson Lycium, Anderson Desert Thorn, Anderson Boxthorn, and more ambiguously as "tomatillo", Desert Tomato or "wolf berry"... Olneya tesota Olneya tesota Olneya tesota is a perennial flowering tree of the Fabaceae family, legumes , which is commonly known as Ironwood or Desert Ironwood. It is the only species in the monotypic genus Olneya... Sphaeralcea ambigua Sphaeralcea ambigua Sphaeralcea ambigua, commonly known as Desert Globemallow or Apricot Mallow, is a member of the genus Sphaeralcea in the mallow family ....

Annuals: Common name

Desert Blazing Star (M. pumila) Desert Sunflower Desert Tobacco

Narrow-leaved Popcorn Flower Rattlesnake Weed Rattlesnake Weed Chamaesyce albomarginata is a small low-growing annual, in the spurge family native to desert, chaparral, and grassland habitats of southwestern North America, from southern and central California to... -No 1 Sand verbena (A. villosa)

Annuals: Genus-species

Abronia villosa Abronia villosa Abronia villosa is a species of sand-verbena known by the common name desert sand-verbena. It is native to the deserts of the southwestern United States and northern Mexico and the southern California and Baja coast.-Description:... Cryptantha angustifolia Cryptantha angustifolia Cryptantha angustifolia is a species of wildflower in the borage family known by several common names, including Panamint catseye and bristlelobe cryptantha... R Euphorbia albomarginata

Geraea canescens Geraea canescens For other uses, see Desert Sunflower .Geraea canescens is also known as the desert sunflower, hairy desert sunflower, or desert gold. It is a dicot and annual of the Aster family... Mentzelia Mentzelia Mentzelia is a genus of about 60-70 species of flowering plants in the family Loasaceae, native to the Americas. The genus comprises annual, biennial, and perennial herbaceous plants and a few shrubs....  pumila Mentzelia pumila Mentzelia pumila, is a biennial wildflower found in the western United States and northern Mexico from Montana and North Dakota, south to Sonora and Chihuahua...  -- (Desert Blazing Star) Nicotiana obtusifolia Nicotiana obtusifolia Nicotiana obtusifolia, or desert tobacco, is a plant native to the southwestern United States and Mexico....

Endemic flora to the Lower Colorado River Valley

Lower Colorado River Valley

The Lower Colorado River Valley is the river region of the lower Colorado River of the southwestern United States in North America that rises in the Rocky Mountains and has its outlet at the Colorado River Delta in the northern Sea of Cortez in northwestern Mexico, between the states of Baja...

 region

• Hesperocallis undulata
  the Ajo Lily-- or Desert lily - RangeMap
• Nolina bigelovii
  Nolina bigelovii
  Nolina bigelovii, Bigelow's nolina or beargrass, is a flowering plant native to the Southwestern United States, California, and Northwest Mexico...
  
  
  a "Nolina
  Nolina
  Nolina is a genus of tropical xerophytic flowering plants, with the principal distribution being in Mexico and extending into the southern United States. Some botanists have included the genus Beaucarnea in Nolina. In the APG III classification system, it is placed in the family Asparagaceae,...
  
  " bunchgrass - RangeMap
• Peucephyllum schottii
  the Desert fir