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
Definition of OCCIPITAL LOBE. : the posterior lobe of each cerebral hemisphere that bears the visual cortex and has the form of a 3-sided pyramid. ADVERTISEMENT.olfactory lobe, parietal lobe. the posterior lobe of each cerebral hemisphere that bears the visual cortex and has the form of a 3-sided pyramid.