• Decay, 235.
  • Deciduous trees, 10.
  • Dicotoledons, 9, 10.
  • Differentiation of cells, 16.
  • Diffuse-porous. See wood, diffuse-porous.
  • Distribution of species, 219.
  • 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, 248.
  • 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, 251-270.
  • Forest, Esthetic use of, 277.
  • Forest, Fear of, 260.
  • Forest, Hardwood, 197, 197 (note, 210), 204.
  • Forest, High, 281.
  • Forest, Hostility toward, 260.
  • Forest, Mixed, 204, 213, 214.
  • Forest, Northern, 197, 197 (note, 210), 215.
  • Forest, Pacific, 197, 197 (note, 210), 204-208.
  • Forest, Productive, 274-277.
  • Forest, Protective, 271-274.
  • Forest, Puget Sound, 206.
  • Forest, Regular Seed, 281.
  • Forest, Rocky Mountain, 197, 197 (note, 210), 204, 205.
  • Forest, Seed, 279-282.
  • Forest, Selection, 280-281.
  • Forest, Southern, 197 (note, 210), 200.
  • Forest, Subarctic, 209.
  • Forest, Two-storied Seed, 282.
  • Forest, Use of, 271-287.
  • Forest, Utilization of, 271-277.
  • Forest, Virgin, 280.
  • Forest, Western, 197.
  • Forestry, 271-287.
  • Forests, Composition of North American, 197.
  • Forests, National, 228.
  • Forests and agriculture, 258, 277.
  • Forest conditions, 211-228, 278.
  • Forest conservation, 262.
  • Forest cover, 204, 211, 212, 224.
  • Forest crop, 274, 276.
  • Forest devastation, 261.
  • Forest fires, 251-258, 261.
  • Forest floor, 213, 224.
  • Forest improvement, 284-286.
  • Forest map, 198.
  • Forest organism, The, Chapter V., pp. 211-228.
  • Forest ownership, 262.
  • Forest planting, 282-284.
  • Forest preservation, 277-284.
  • Forest products, 276.
  • Forest Service, U. S., 262, 264, 275.
  • Fraxinus americana, 190.
  • Fraxinus nigra, 182.
  • Fraxinus oregona, 184.
  • Fraxinus pennsylvanica, 188.
  • Fraxinus quadrangulata, 186.
  • Frost, 232.
  • Frost-check, 232.
  • Fungi, 26, 233-239.
  • Ginko, 12.
  • Gluing, 54.
  • Goats, 240.
  • Grain of wood, 19, 30, 31, 32-37, 53.
  • Grain, Bird's eye, 36.
  • Grain, coarse, 32.
  • Grain, cross, 33, 53.
  • Grain, curly, 35.
  • Grain, fine, 32.
  • Grain, spiral, 33, 35.
  • Grain, straight, 33, 53.
  • Grain, twisted, 33.
  • Grain, wavy, 34.
  • Grazing, 239.
  • Group system, 279.
  • Grubs, 243, 244.
  • Gum, Black, 180.
  • Gum, Sour, 180, 301.
  • Gum, Sweet, 160, 301.
  • Gymnosperms, 9.
  • Hackberry, 297.
  • Hackmatack, 76.
  • Hardness of wood, 41, 54.
  • Hardwoods, 12.
  • Heart-wood, 13, 17, 18, 19, 290.
  • Hemlock, 90, 295.
  • Hemlock, Black, 92.
  • Hemlock, Western, 92, 206.
  • Hicoria alba, 118.
  • Hicoria glabra, 122.
  • Hicoria ovata, 120.
  • Hickory, 118-123, 298.
  • Hickory, Big-bud, 118.
  • Hickory, Black, 118.
  • Hickory, Shagbark, 120.
  • Hickory, Shellbark, 120.
  • Hickory, White-heart, 118.
  • High Forest, 281.
  • Holly, 301.
  • Honeycombing, 48.
  • Hornbeam, 124.
  • Horn-tails, 246.
  • Hygroscopicity of wood, 41.
  • Hymenomycetes, 234.
  • Ice, 232.
  • Ichneumon fly, 247.
  • Identification of woods, 289-303.
  • Improvement of forests, 284-286.
  • Inflammability of bark, 14, 251.
  • Insects, 240-248.
  • Insects, parasitic, 247.
  • Insects, predaceous, 247.
  • Intolerance, 217, 219.
  • Iron-wood, 124.
  • Juglans cinerea, 114.
  • Juglans nigra, 116.
  • Juniperus virginiana, 110.
  • Key for the distinction of woods, 292-303.
  • King-nut, 118.
  • Knot, 35, 37, 38.
  • Larch, 76.
  • Larch, Western, 78.
  • Larix americana, 76.
  • Larix laricina, 76.
  • Larix occidentales, 78.
  • Leaves, 14, 216.
  • Lenticels, 14.
  • Lepidoptera, 241.
  • Light, 217-218.
  • Lightning, 232, 251.
  • Lignin, 16.
  • Linden, 178.
  • Liquidambar styraciflua, 160.
  • Liriodendron tulipifera, 158.
  • Localized Selection system, 281.
  • Locust, 166.
  • Locust, Black, 166, 296.
  • Locust, Honey, 297.
  • Locust, Yellow, 166.
  • Long-bodied trunk, 225.
  • Lumber consumption, 264.
  • Lumber, 9, 10.
  • Lumber prices, 267, 268.
  • Lumber production, 265-267.
  • Lumber, substitutes for, 264.
  • Lumbering, conservative, 274, 276.
  • Lumbering, destructive, 251, 258-263.
  • Lumberman, 260.
  • Magnolia acuminata, 156.
  • Magnolia, Mountain, 156.
  • Mahogany, 168.
  • Maple, 170-177, 301.
  • Maple, Hard, 25, 176.
  • Maple, Large Leaved, 170.
  • Maple, Oregon, 170, 207.
  • Maple, Red, 174, 302.
  • Maple, Rock, 25.
  • Maple, Silver, 172, 302.
  • Maple, Soft, 172.
  • Maple, Sugar, 176.
  • Maple, White, 170.
  • Maple, White, 172.
  • Medullary rays. See Rays.
  • Medullary Sheath. See Sheath.
  • Merulius lachrymans, 234, 238.
  • Meteorological enemies, 229-233.
  • Mice, 237.
  • Microscope, 14, 24-31, 290.
  • Mine, Forest treated as, 261, 274.
  • Mockernut, 118.
  • Moisture, 213.
  • Moisture in wood, 41, 52.
  • Monocotoledons, 9, 10, 17. See also Endogens.
  • Mountain, 216.
  • Mulberry, Red, 297.
  • Mushroom, 236.
  • Mutual aid, 224.
  • Nailing, 53.
  • Needle-leaf trees, 12.
  • Non-porous. See Wood, non-porous.
  • North Woods, 197, 218.
  • Nurse, 218, 219.
  • Nyssa sylvatica, 180.
  • Oak, 138-151, 298.
  • Oak, Basket, 142.
  • Oak, Black, 140.
  • Oak, Bur, 144.
  • Oak, Cow, 142.
  • Oak, Live, 201.
  • Oak, Mossy-cup, 144.
  • Oak, Over-cup, 144.
  • Oak, Post, 148.
  • Oak, Red, 138.
  • Oak, Stave, 150.
  • Oak, White, 150.
  • Oak, White (Western), 146.
  • Oak, Yellow bark, 140.
  • Odors of wood, 18.
  • Osage Orange, 296.
  • Organism, Forest, 211.
  • Padus serotina, 164.
  • Palm, 9, 17.
  • Paper pulp, 263.
  • Parasites, 233.
  • Parenchyma, 23, 28.
  • Pecky cypress, 234.
  • Peggy cypress, 234.
  • Pepperidge, 180.
  • Persimmon, 298.
  • Phanerogamia, 9.
  • Phloem, 13.
  • Picea alba, 80.
  • Picea canadensis, 80.
  • Picea engelmanni, 86.
  • Picea mariana, 84.
  • Picea nigra, 84.
  • Picea rubens, 82.
  • Picea sitchensis, 88.
  • Pigeon Horn-tail, 247.
  • Pignut, 122.
  • Pines, 58-75, 295.
  • Pine, Bull, 55 (note 4), 66, 205-206.
  • Pine, Cuban, 74.
  • Pine, Georgia, 68.
  • Pine, Loblolly, 72.
  • Pine, Long-leaf, 68, 200.
  • Pine, Norway, 64.
  • Pine, Old Field, 72.
  • Pine, Oregon, 94.
  • Pine, Red, 64.
  • Pine, Short-leaf, 70.
  • Pine, Slash, 74.
  • Pine, Sugar, 62.
  • Pine, Western White, 60.
  • Pine, Western Yellow, 66.
  • Pine, Weymouth, 58.
  • Pine, White, 24, 58, 199.
  • Pine, Yellow, 70.
  • Pine sawyers, 244.
  • Pinus caribaea, 74.
  • Pinus echinata, 70.
  • Pinus heterophylla, 74.
  • Pinus lambertiana, 62.
  • Pinus monticola, 60.
  • Pinus palustris, 68.
  • Pinus ponderosa, 66.
  • Pinus resinosa, 64.
  • Pinus strobus, 58.
  • Pinus taeda, 72.
  • Pith, 10, 13, 15, 16, 23, 32, 39.
  • Pith ray. See Ray, medullary.
  • Pits, 26, 292.
  • Planting, 282-284.
  • Platanus occidentalis, 162.
  • Poles, 225.
  • Polypores, 234.
  • Polyporus annosus, 237.
  • Polyporus sulphureus, 236.
  • Poplar, yellow, 24, 35, 158, 204, 245, 246, 267-268.
  • Pores, 23, 28, 29, 291.
  • Powder-post beetles, 244.
  • Preservation of forests, 277-284.
  • Prices of lumber, 267, 268.
  • Primary growth, 17, 22.
  • Procambium strands, 16.
  • Protection against fungi, 239.
  • Protection against insects, 247.
  • Properties of wood, Chap II., p. 41.
  • Protoplasm, 14, 16, 23, 41.
  • Pruning of branches, 286.
  • Prunus serotina, 164.
  • Pseudotsuga mucronata, 94.
  • Pseudotsuga taxifolia, 94.