500 



INDEX. 



Cladrastis, 154. 



Clethra acuminata, 43. 



Climates of North America, described, 



208. 

 Climatic influence on selection of 



plants, 223. 

 Clinton, George W., sketch of, 475. 

 Close-breeding, effects of, 179. 

 Colden, Governor, of New York, 5. 

 Collinson, Peter, 7. 

 Copt is, ('). 



Correa de Serra, Joseph, sketch of, 301. 

 Cretaceous forests, 162. 

 Croom, H. B , sketch of, 195. 

 Croomia pauci/lora, 1 92. 

 Cupressus sempervirens, 99. 

 Curtis' explorations of the Alleghany 



Mountains, 34. 

 Curtis, Moses Ashley, sketch of, 351. 

 Cuvier, sketch of, by De Candolle, 297. 

 Cypress at Somma, 100. 

 Cypress of Montezuma, 113. 

 Cypress of Puebela, 113- 

 Cypress of Santa Maria del Tule, 114. 

 Cypress, the deciduous, 112. 



Darwin, Charles, sketch of, 419. 

 Decaisne, Joseph, sketch of, 431. 

 De Candolle, A. P., sketch of, 289. 

 De Candolle, herbarium of, 17. 

 De Candolle' s views on longevity of 



trees, 83. 

 Dewey, Chester, sketch of, 345. 

 Diphylleia cymosa, 44. 

 Distribution of forests, 207. 

 Distribution of species discussed, 133, 



138. 

 Do varieties wear out or tend to wear 



out ? 174. 

 Douglas, David, travels in North 



America, 109. 

 Douglas Spruce, the, 108. 

 Dracama Draco, 123. 

 Dragon-tree of Orotava, 123. 



Echium vulgare naturalized in Vir- 

 ginia, 35. 

 Elliottia, 166. 

 Elm, the Washington, 86. 

 Elm-trees, various old, 86. 



Engelmann, G., sketch of, 439. 

 Etna, the chestnut of Mt., 92. 

 European herbaria, 1. 

 European plants common to North 



America, 171. 

 European plants naturalized in eastern 



America (Table), 239. 



Features of North American vegetation, 



261. 

 Fendler, Augustus, sketch of, 465. 

 Fibraurea, 5. 

 Flora, characteristics of the North 



American, 260. 

 Flora of the Alleghany Mountains, 276. 

 Flora of the great plains, 277- 

 Flora of Japan and North America 



contrasted, 125. 

 Flora of Michaux, the, 244. 

 Flora of North America, the, 243. 

 Flora of Japan, the, 125. 

 Flora of the New Jersey Pine Barrens, 



275. 

 Flora of Pursh, the, 245. 

 Flora of the Rocky Mountains, 277 

 Flora of Torrey and Gray, the, 249. 

 Floras, birthplaces of existing, 229. 

 Floras of Japan and North America 



contrasted with that of Europe, 120. 

 Floras of Japan and North America 



compared, 152. 

 Forest geography and archaeology, 204. 

 Forests, arctic tertiary, 160. 

 Forests, aspects of North American, 



204. 

 Forests, cretaceous, 162. 

 Forests, distribution of, 207. 

 Forests of America, Europe, and east- 

 ern Asia contrasted, 2 1 S. 

 Forests of Atlantic and Pacific North 



America contrasted, 216. 

 Forests of California, composition of, 



151. 

 Forests of the Sierra Nevada, 212. 

 Fountains' Abbey, ancient yew-trees 



of, 104. 

 Fraser, John, his travels in North 



America, 31. 

 Freiburg, the great Linden of, ( .>0. 

 Fries, Elias Magnus, sketch of, 411. 



