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Flora of the Colorado Desert : ウィキペディア英語版 | Flora of the Colorado Desert
Flora of the Colorado Desert, located in Southern California. The Colorado Desert is a sub-region in the Sonoran Desert ecoregion of southwestern North America. It is also known as the Low Desert, in contrast to the higher elevation Mojave Desert or High Desert, to its north. ==Plant communities== The desert flora comprises terrestrial plant communities including: creosote bush scrub; alkali sink, desert dry wash, mixed scrub; desert saltbush; sandy soil grasslands; desert dunes. The higher elevation Madrean Sky Islands are dominated by pinyon pine and California juniper (''Juniperus californica''), with areas of Manzanita and Coulter pine (''Pinus coulteri''). More than half of the Colorado Desert's plant species are herbaceous annuals, and appropriately timed winter rains produce abundant early Spring wildflowers. In the southern portion of the region, the additional moisture supplied by summer rainfall fosters the germination of summer annual plants. The summer monsoons also support smoketree, Desert Ironwood, and palo verde trees in desert washes. Hardy perennials and the
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