Oak apple due to the superficial resemblance and the preponderance of the oak marble gall in the wild. Other galls found on oak trees include the oak artichoke gall and the acorn cup gall, but each of these has its own distinctive form. Some common oak-apple-forming species are the "Biorhiza pallida" gall wasp in Europe, "Amphibolips confluenta" in eastern North America, and "Atrusca bella" in western North America. Oak apples may be brownish, yellowish, greenish, pinkish, or reddish. Oak galls have been used in the production of ink since at least the time of the Roman Empire. From the Middle Ages to
Royal Oak High School Royal Oak High School Royal Oak High School (ROHS) is a secondary educational facility located in Royal Oak, Michigan in Greater Detroit and has approximately 1,800 students. The current principal is Michael Giromini. It is a part of Royal Oak Neighborhood Schools. ROHS is a 2006 consolidation of former intra-city rivals Royal Oak George A. Dondero High School and Royal Oak Clarence M. Kimball High School. This educational facility draws its name from the original Royal Oak High School (later Clara Barton Junior High), opened in 1914, and its successor, the "new" Royal Oak High School, opened in 1927. After