Carpenter worms, 245. Carpenter bees, 246. _Carpinus caroliniana_, 124. Catalpa, 296. _Castanea dentata_, 136. Case-hardening, 48. _Carya tomentosa_, 118. _Carya porcina_, 122. _Carya alba_, 120. Cedar, Canoe, 104. Cedar Incense, 295. Cedar, Oregon, 108. Cedar, Port Orford, 108. Cedar, Red, 110, 223, 295. Cedar, Western Red, 104, 206, 207. Cedar, White, 106, 295. Cedar, White, 108. Cells, Wood, 15, 19, 20, 21, 24, 26, 41, 42. Cells, Fibrous, 28. Cellulose, 15. _Cerambycid_, 243. _Chamaecyparis lawsoniana_, 108. _Chamaecyparis thyordes_, 106. Checks, 43, 47, 232. Cherry, Wild Black, 164, 300. Chestnut, 136, 298. Cleaning, 218, 286. Cleavability of wood, 41, 53. Coffee Tree, 297. Color of wood, 18. Cold, 214, 216. _Coleoptera_, 241. Colors of woods, 17, 18, 290. Columbian timber beetle, 245. Comb-grain, 54. Composition of forest, 197-210, 223. Compression, 51, 52. Conch, 235. Cones, Annual, 19. Conifers, 9, 10, 12, 24-26, 29, 30, 48, 58-111, 205, 220, 237, 251. Conservation of forests, 262. Coppice, 220, 278, 279. Cork, 13, 19. Cortex, 13, 15. _Corthylus columbianus_, 245. Cottonwood, 301. Cover, 211. Crop, The Forest, 274. Crown, 211, 227. Cucumber Tree, 156, 301. _Curculionid_, 243. Cypress, Bald, 102, 215, 295. Cypress, Lawson, 108. Decay, 235. Deciduous trees, 10. Dicotoledons, 9, 10. Differentiation of cells, 16. Diffuse-porous. See wood, diffuse-porous. Distribution of species, 218. Distribution of forests, 197-210. Drouth, 213, 231. Dry-rot, 234, 238. Duff, 224, 251. Duramen, 17. Elasticity of wood, 41, 53. Elm, 152-155, 298. Elm, American, 154. Elm, Cedar, 303. Elm, Cliff, 152. Elm, Cork, 152. Elm, Hickory, 152. Elm, Red, 302. Elm, Rock, 152, 303. Elm, Slippery, 14. Elm, Water, 154. Elm, White, 152. Elm, White, 154, 302. Elm, Winged, 303. Endogens, 10, 17. See Monocotoledons. Enemies of the Forest, 229-249. Engraver beetles, 241. Entomology, Bureau of, 247. Epidermis, 13, 15. Erosion, 273. Evaporation, 42, 47. Evergreens, 10. Exotics, 227. Exogens, 12, 16. _Fagus americana_, 134. _Fagus atropunicea_, 134. _Fagus ferruginea_, 134. _Fagus grandifolia_, 134. Figure, 37. Fir, 96, 294. Fir, Douglas, 94. Fir, Grand, 96. Fir, Lowland, 96. Fir, Red, 94, 206, 207. Fir, Silver, 96. Fir, White, 96. Fire, 232, 251-258. Fire lanes, 257. Fire losses, 253. Fire notice, 258. Fire trenches, 256. Fire Wardens, 257. Fires, Causes of, 252. Fires, Control of, 256-258. Fires, Crown, 255. Fires, Description of, 254-256. Fires, Fear of, 261. Fires, Opportunities for, 251. Fires, Statistics of, 253. Fires, Surface, 252. Floor, Forest, 213, 224. Forest, Abundance of, 260. Forest, Appalachian, 204. Forest, Atlantic, 197. Forest, Broadleaf, 202. Forest, Eastern, 197-204. Forest, Enemies of, 229-249. Forest, Exhaustion of, 241-270. Forest, Esthetic use of, 277. Forest, Fear of, 260. Forest, Hardwood, 197. Forest, High, 281.