822 APPENDIX. 



1859. Report of the United States and Mexican Boundary 

 Survey made by W. H. Emory. Pp. 34, 73-107, 110-121, 

 154, 172-175, with five plates. 



1860. Catalogue of plants collected East of the Rocky Moun- 

 tains. Pacific R. R. Surveys, XII. part 2, 40^9, with three 

 plates. 



1860. Report upon the Colorado River of the West, explored 

 in 1857 and 1858 by Lieut. Joseph C. Ives. Part IV. Botany; 

 orders preceding Verbenacese, excepting Cactaeese, pp. 1-20. 



1880. Botany of the Black Hills of Dacota. Report of H. 

 Newton and W. P. Jenney. U. S. Geol. and Geogr. Survey, 

 Rocky Mountain region, 629-537. 



1881. The vegetation of the Rocky Mountain region and a 

 comparison with that of other parts of the world. By A. 

 Gray and J. D. Hooker. Bull. U. S. Geol. and Geogr. Sur- 

 vey of the Territories, VI. 1-77. 



4. Contributions to Periodicals. 



North American Review — 



1844. The Longevity of Trees. July. 189-238. 



1845. The Chemistry of Vegetation. January. 3-42. 



1846. Scientific results of the Exploring Expedition. July. 

 211-226. 



American Journal of Science — 

 1834. A sketch of the Mineralogy of a portion of JefEerson 



and St. Lawrence Counties (N. Y.), by Drs. J. B. Crawe of 



Watertown and A. Gray of Utica (N. Y.). XXV. 346- 



350. 

 1837. Review of Lindley's Natural System of Botany. XXXII. 



292-303. 

 1840. Review of De Candolle's Prodromus. XXXIX. 168. 



1840. Siebold's Flora of Japan. XXXIX. 175. 



1841. Notices of European Herbaria, particularly those most 

 interesting to the North American Botanist. XL. 1-18. 

 Notice of the Botanical Writings of C. S. Raflnesque. XL. 

 221-241. 



1842. Notes of a botanical excursion to the mountains of 

 North Carolina, etc., with some remarks on the Botany of 

 the higher Alleghany Mountains. XLII. 1^9. 



