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Plants must survive its hot and dry conditions. [2]: 7 Temperatures can be greater than 120 °F (49 °C). [2]: 7 Annual precipitation is sometimes less than 3 inches (7.6 cm). [2]: 7 Density of vegetation gradually diminishes moving from the Arizona Upland into the Colorado Desert proper. [2]: 7
The Sonoran Desert. The Sonoran Desert is a North American desert and ecoregion which covers large parts of the southwestern United States and of northwestern Mexico. With an area of 260,000 square kilometers (100,000 sq mi), it is the hottest desert in Mexico. The western portion of the Mexico–United States border passes through the Sonoran ...
The Sonoran Desert near Tucson, Arizona during winter. Many plants not only survive, but thrive in the harsh conditions of the Sonoran Desert. Many have evolved specialized adaptations to the desert climate. The Sonoran Desert's bi-seasonal rainfall pattern results in more plant species than any other desert in the world. [2]
The life zones that Merriam identified, along with characteristic plants, are as follows: Lower Sonoran (low, hot desert): creosote bush, Joshua tree; Upper Sonoran (desert steppe or chaparral): sagebrush, scrub oak, Colorado pinyon, Utah juniper; Transition (open woodlands): ponderosa pine
As climate change brings more severe heat, it is testing iconic desert plants known to thrive in harsh environments, ... studies the consequences of heat stress on the Sonoran Desert ecosystem. He ...
Creosote bush scrub is a North American desert vegetation type (or biome) of sparsely but evenly spaced desert plants dominated by creosote bush (Larrea tridentata) and its associates. Its visual characterization is of widely spaced shrubs that are somewhat evenly distributed over flat or relatively flat desert areas that receive between 2 and ...
Arizona—Sonora Desert Museum: Flora of the Sonoran Desert Region; U.S. Wildflowers Reference List: Arizona — Reference List of websites for Arizona Wildflower Identification. Pima Community College. Common Wildflowers of Tucson. Floras - Arizona Native Plant Society
The Imperial Dunes in the Yuma Desert. The Yuma Desert is a lower-elevation section of the Sonoran Desert in the southwestern United States and the northwest of Mexico. It lies in the Salton basin. The desert contains areas of sparse vegetation and has notable areas of sand dunes. With an average annual rainfall of less than 8 inches (200 mm ...