Shingle Oak Acorn Small 209×320 Medium 419×640 Large 670×1024 Download Tiff Original 962×1471 | (1.4 MB) Description This shows the acorn of Shingle Oak, Quercus imbricaria, (Keeler, 1915). Keywords acorn, Botany, fruit, koak, Oak Family, Quercus, seeds, Shingle Oak Galleries Oak Trees, Trees: A Source: Harriet L. Keeler, Our Native Trees and How To Identify them (New York:Charles Scribner's Sons, 1915) 374 Courtesy the private collection of Roy Winkelman
