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 255
the lower horizontal, the upper springing at a more acuteangle. At from 14 to 17 years old it begins to bear fruit at top.When full-grown, the whole crown is covered, from a fourthpart of its height, with large, conical, erect strobiles, solitary, orin twos or threes, and covered with a resinous… … year. The wood is harder than that of P. orientalis, and is notso much corroded by larvae. A truly beautiful tree, from its very silvery leaves, and itsabundant strobiles. The branchlets resemble those of P. bal-samea, and are covered with rough dark-coloured down. Theleaves are linear, f lin.…