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 Hotel Royal Oak Hotel The Royal Oak Hotel is a pub located in Balmain, a suburb in the inner west region of Sydney, in the state of New South Wales, Australia. The pub has historical links with the union movement and is one of a number of buildings which formed an integral part of the shipbuilding and industrial history of the local area. The land on which the pub currently stands was part of a much larger grant to colonial surgeon Dr William Balmain made in 1800 by Governor John Hunter. The hotel was established in 1878 as Hollis's Hotel under