372 



INDEX 



Birch, red. See Betula nigra. 



Birch, river. See Betula nigra. 



Birch, sweet. See Betula lento. 



Birch, yellow. See Betula lutea. 



Birches, the, economically important 

 species of, 306. And see under 

 Betula. 



Bird's-eye maple, 278. 



Birds, methods of protecting seeds 

 from, 98. 



Bitternut, 274. 



Black Jack, 251. 



" Blisters," 190. 



Bone, ground, 105, 106. 



Botanical range. See Range. 



Brainiff, Edward A., quoted, 56. 



Broadcast sowing, one method of ar- 

 tificial reforestation, 26, 27 ; in nur- 

 sery, 93-95. 



Broadleaf trees, should they be 

 mingled with conifers ? 44, 45 ; in 

 treeless regions, 52 ; transplanting 

 less important for, than for coni- 

 fers, 111, 112; of the Pacific Slope, 

 351-357. 



Buds, in tree-life, 63. 



Burning, best method of treating land 

 covered with worthless trees, 39, 

 40. 



Butternut. See Juglans cinerea. 



Buttonball. See Platanus occiden- 

 talis. 



Bnttonwood. See Platanus occiden- 

 talis. 



Cambium layer, the, between wood 

 and bark, 67, 71, 74 ; a store- 

 house for food, 71 ; experiment 

 with, 75, 76. 



Canada, forest products of, not avail- 

 able for U. S., 9 ; and die export- 

 ation of wood-pulp, 9 ; forest pro- 

 ducts of, 128. 



Costarica dentata (chestnut), 239, 286- 

 290; disastrous fungus disease of, 

 290. 



Castanopsis chrysophylla (western 

 chinquapin), 356, 357 ; not really a 

 chinquapin, 357. 



Catalpa, 294 n. 



Catalpa bignonioides (bean tree), 346, 

 347. 



Catalpa, hardy. See Catalpa speciosa. 



Catalpa speciosa (hardy catalpa), 

 344-346. 



Catalpas, the, species in U. S., 344. 



Cedar, red. See Juniperus virginiana, 

 and Thuya plicata. 



Cedar, western red. See Thuya pli- 

 cata. 



Cedar, white. See Thuya occidentalis, 

 and Chamcecyparis thyoides. 



Cedars, species so misnamed, 207. 



Century Dictionary, " grain " and 

 " fibre," how defined in, 80. 



Chamcecyparis thyoides, 212. 



Checking, 82, 83, 84. 



Cherry. See Prunus serotina. 



Cherry, black, 306. And see Prunus 

 serotina. 



Cherry, rum. See Prunus serotina. 



Cherry, wild. See Prunus serotina. 



Chestnut, may recur in second 

 growth, IS. And see Castanea den- 

 tata 



Chestnut, " golden," 357. 



Chinese, and the sugar pine, 149. 



Chinquapin, western. See Castanop- 

 sis chrysophylla. 



Chinquapin oak. See Quercus acumi- 

 nata. 



Chlorophyl, 66, 69. 



Clean-cutting, 22. 



Clements, F. E., Plant Physiology and 

 Ecology, quoted, 68. 



Close-grained, 81. 



Coal, world-supply of, its probable 

 duration, 10, 58. 



Coarse-grained, 81. 



Color, of wood, an element of value, 

 85. 



Cones, described, 133 ; of Pinus 

 strobus, 140, 141. 



Conifers, grown in nursery, when 

 transplanted, 29 ; should they be 

 mingled with broadleaf trees ? 44, 

 45 ; in treeless regions, 52 ; the lum- 

 berman's " softwoods," 79 ; import- 

 ance of transplanting, 111, 112, 

 113 ; their early growth slow, 112. 



Conservation of forests. See Forests. 



Conservation of natural resources, 

 need of, 3, 4. 



Conservation cutting. See Selective 

 cutting. 



Cottonwood. See Populus deltoides. 



Cottonwood, swamp. See Populus 

 heterophylla. 



Cottonwood, yellow, 339. 



Cottonwoods. other species known as, 

 inU.S., 332^!; on Pacific slope, 351. 



Cross-grained, 81. 



