The native habitat of the sawtooth oak tree is Japan, Korea, China and the Himalayan Mountain range. The tree was introduced to America in 1862. This oak probably derives its name from the distinctive sawtooth-edged leaves it produces.
Occidental are native people from the western hemisphere (Europe, North America, South America) Oriental are native people from the eastern hemisphere (the countries of Asia), although Oriental is now largely consider an offensive word and the preferred word is Asian. Below is a note from freedictionary.com about why Oriental is offensive
Occidental College is a private institution that was founded in 1887. It has a total undergraduate enrollment of 2,062, its setting is urban, and the campus size is 120 acres. It utilizes a semester-based academic calendar. Occidental College's ranking in the 2018 edition of Best Colleges is National Liberal Arts Colleges, 44. Its tuition and fees are $52,838 (2017-18). The Occidental campus is located in the suburban neighborhood of Eagle Rock, 8 miles from downtown Los Angeles.