The North American sylva or, a description of the forest trees of the United States, Canada, and Nova Scotia, considered particularly with respect to their use in the arts and their introduction into commerce, to which is added a description of the most useful of the European forest trees : illustrated by 156 colored engravings - Michaux, François-André,; Nuttall, Thomas,; Smith, J. Jay; Michaux, François-André,; Rice, Rutter & Co., (Published by Rice, Rutter & Co. No. 525 Minor Street, 1865)
There are no plates or descriptions in v.4 numbered XXX-XXXI, but two plates are numbered X and two numbered V. --- Vols. 1-3 are translation of Michaux's Histoire des arbres forestiers de l'Amérique septentrionale. --- Vols. 4-5 have title: The North American sylva; or, a description of the forest trees of the United States, Canada and Nova Scotia, not described in the work of F. Andrew Michaux, and containing all the forest trees discovered in the Rocky Mountains, the territory of Oregon down to the shores of the pacific, and into the confines of California, as well as in various parts of the United States ... By Thomas Nuttall ... 3 v. in 2. Vols I-[II] being the 4th-[5th] vols. of Michaux and Nuttall's North American sylva.
Keywords: Field guides; Forest plants; Identification; Internet resource; Leaves; North America; Pictorial works; Trees