The gardener's magazine and register of rural & domestic improvement (1826)
Loudon, J. C. (John Claudius), 1783-1843, A. & R. Spottiswoode, printer, United States. Patent Office. Scientific Library, former owner DSI · London : Longman, Rees, Orme, Brown and Green · leaf 308
A standard tree, with a bushy head, abundantlyclothed with young shoots and leaves, would be least liable to it,because the trunk, branches, and all the interior parts of the tree,and the entire half of the exterior surface, would be safe from thedirect influence of the suns rays. There are some… … Full-grown tree at Syon; 57 ft. high ; diam. of the trunk, 3 ft.; and of the head, 47 ft.