A Landscape filled with Emblematic Joshua Trees
Sources
1. A Native American Encyclopedia: History, Cultures, and Peoples, Barry Pritzker
2. A Natural History of California, Allan A. Schoenherr
3. A Natural History of the Mojave Desert, Lawrence R. Walker & Frederick H. Landau
4. Ancient Landscapes of Western North America: A Geologic History with Paleogeographic Maps, Ronald C. Blakey & Wayne D. Ranney
5. Atlas of a Lost World: Travels in Ice Age America, Craig Childs
6. California Indians and Their Reservations, Wayback Machine
7. California Spring wildflowers, Philip A. Munz
8. California Plants: A Guide to our Iconic Flora, Matt Ritter
9. Geology and Plant Life, Arthur R. Kruckeberg
10. Handbook of the Indians of California, Alfred Louis Kroeber
11. Handbook of Indians North of Mexico, Frederick W. Hodge
12. Handbook of the Kawaiisu, Jack Sprague & Alan Garfinkel
13. Handbook of North American Indians, Erna Gunther & Ann M. Renker
14. How the Mountains Grew: A New Geological History of North America, John Dvorak
15. Introduction to California Soils and Plants: Serpentine, Vernal Pools, and Other Geobotantical Wonders, Arthur R. Kruckeberg
16. Native California: An Introductory Guide to the Original Peoples from Earliest to Modern Times, Dolan H. Eargle
17. Rivers in the Desert, Margaret Leslie Davis
18. The Encyclopedia of North American Indian Wars, 1607 - 1890: A Political, Social, and Military History, Barry M. Pritzker
19. The Eternal Frontier: An Ecological History of North America and its Peoples, Tim Flannery
20. The Historical Atlas of Native Americans: 150 maps chronicle the fascinating and tragic story of North America's Indigenous Peoples, Dr. Ian Barnes
21. The Indian Tribes of North America, John R. Swanton