However, to be appointed to the Senate, one must be at least 30 years of age, must possess land worth at least $4,000 in the province for which he or she is appointed, and must own real and personal property worth at least $4,000, above his or her debts and liabilities.
A dense Joshua tree forest also exists in Mojave National Preserve, in the Cima Dome, (Cima, California), northeast of Kingman, Arizona in Mohave County, Arizona, as well as along U.S. 93 between the towns of Wickenburg and Wikieup, and designated as the Joshua Tree Parkway of Arizona.
A Joshua tree (Yucca brevifolia) dusted with snow following a spring snowstorm in Tikaboo Valley, Nevada. Joshua trees are part of a highly specialized pollination relationship with yucca moths. In Tikaboo Valley, two species of yucca moth co-occur, and trees pollinated by each moth species are morphologically distinct. Credit: Christopher Smith, Willamette University This Behind the Scenes article was provided to LiveScience in partnership with the National Science Foundation.