INDEX 
Abies grandis, 130 
Abies nobilis, 98, 130 
Abies pectinata, 128 
Acacia, so-called, 50, 169 
Acer, species of, 51, 156 
Aesculus, species of, 51 
Afforestation of pit mounds, 59 
Afforestation of 
areas, 71, 105 
Agrarian zone, 106 
Ailanthus glandulosa, 50 
Air of forests, 16 
Air, pure bracing, 17 
Alder, common, 63, 154 
Alder, grey or white, 68, 155 
Alnus, species of, 63, 68, 154, 155 
Altitude and cultivation, 117 
Altitude and planting, 115 
Altitude, effect on trees, 113 
Ardgoil Estate, 41 
Ash, 50, 119, 149 
Ashgill Plantation, 115, 138 
Aspen, 166 
Bacteria in air of forests, 17 
barr OW... 19 
Bates, C. G., 12 
Baxter, George, 81, 282 
Beech, 47, 98, 119, 147 
Betts, Norman D. W., 11 
Betula, species of, 163 
Birch, 49, 63, 162 
Birmingham parks, 35 
Black Country, 59 
Board of Agriculture, 86, 103 
Boodle, L. A., 19 
Bournemouth pine plantations, 24, 
126 
Bracken fern, 15, 108 
Broad-leaved trees, 119, 120, 147 
Brompton Hospital Sanatorium, 22 
water catchment 
307 
Cairns covered by peat, 19 
Camps afforestation scheme, 27, 261 
Castanea, 157 
Catalpa, 53 
Chestnut, 157 
Chittenden, H. M., 2 
Cholera, forests free from, 17 
Church, J. E., 5 
Climate, forests and, 1 
Climate, optimum, 
period, 19 
Common land, 39, 103, 107 
Conifer forests and tuberculosis, 22 
Conifer plantations, 120, 148 
Conifers in towns, 54 
Conifers for planting, 119, 123 
Cotton grass moor, 111 
Cricket-bat willow, 168 
Cupressus lawsoniana, 19, 146 
Cupressus macrocarpa, 19, 146 
in Neolithic 
Dairy farms and shelter belts, 18, 19 
Deschampsia flexuosa, 108 
Development Commissioners, 31, 62, 
79, 89, 103, 188, 228, 239, 
267, 298 
Dobell, Dr. Horace, 23, 25 
Don and Chisholm, 19 
Douglas fir, 42, 94, 98, 131 
Doulton Road Schools, 64 
Draining effected by forests, 16 
Ebermayer, 15, 17 
Elms, 52, 159 
Eriophorum, 111 
Erosion of soil and forests, 1, 7 
Etlinger, Dr. F. K., 22 
Eucalyptus and malaria, 16 
Euonymus japonica, 19 
Eve, Prof. A. 8., 17 
