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
Oak Lane Day School and diminishing enrollment which opened the door for Temple University to consider acquiring the school. Temple, on the lookout for opportunities to develop a laboratory-demonstration school, learned of Oak Lane’s situation and it was not long before a merger between the two became official in April 1931. Oak Lane’s new name, Oak Lane Country Day School of Temple University, confirmed this affiliation. Part of the agreement was the recognition of Oak Lane as an educational enterprise for the purpose of developing the best progressive method of education, and for use as an observation school to train teachers. Under John H.