INDEX 
Maidenhair tree, 55 
Malaria diminished by forests, 16, 
18 
Maple, Norway, 51, 156 
Margerison, S., 76 
Mathieu, A., 11 
Metropolitan Public Gardens Associa- 
tion, 39 
Midland Reafforesting Association, 59 
Mill, Dr. Hugh R., 2 
Mitchell, L., 187 
Molinia caerulea, 108, 111 
Moorland zone, 109 
Moors, planting of, 112 
Mulberry, 53 
Municipal forests, 41 
Nancy, observations on forests and 
rainfall at, 4, 16 
Nardus stricta, 108, 111 
National Trust, 40 
New Forest, rainfall of, 2 
Nordrach Colonie Sanatorium, 21 
Nordrach-on-Dee Sanatorium, 22 
Oak— 
common, 53, 152 
evergreen, 54, 154, 156 
Turkey, 154 
Oaks for towns, 53 
Oil shale, 69, 70 
Open spaces, 33 
Oppokov, E. V., 9 
Oxygen in air of forests, 15 
Ozone in air of forests, 16 
Pan, 110 
Parks— 
in towns, 33 
purity of air in, 18 
of Birmingham, 35 
of London, 33 
Parry, J., 72, 80, 84 
Paulownia imperialis, 47 
Peat— 
bogs, afforestation of, 15, 19 
bogs, chilling effect of, 15 
formation of, 19, 111 
moors, 111, 112 
on mountains, 14 
planting on, 15, 112, 138, 194 
Pennines, 108, 109 
Phagocytosis, 25 
Phthisis, 20, 23 
309 
Pine— 
Austrian, 54, 98, 125 
Corsican, 54, 98, 98, 124 
forests and sanatoria, 21 
leaves, chemical constituents of, 25 
maritime, 15, 19, 125 
needle oil, 25 
plantations at Bournemouth, 24 
Scots, 15, 98, 120, 123 
Weymouth, 93 
Pines, emanations of leaves of, 25 
Pines, odours of, 25 
Pinus insignis, 127 
Pinus montana, 126 
Pit banks and bings, 60, 68, 70 
Pit mounds— 
afforestation of, 59, 67, 155 
sowing of, 62, 67 
trees for, 63, 155 
Plane, various species, 48 
Plantations— 
Ardgoil, 41 
Elan, 102 
Exmoor, 116 
Rivington, 95 
Thirlmere, 96 
Vyrnwy, 92 
Washburn Valley, 100 
Planting— 
at high elevations, 115 
mattock used in, 98 
on peat, 15, 112, 138, 194 
on pit banks, 60, 155 
on water catchment areas, 85 
trees in towns, 55 
wet spots, 137, 154 
Platanus, several species, 48 
Playground movement in America, 
42 
Playgrounds in towns, 39, 40 
Pliny, treatment of tuberculosis, 20 
Poplars, 49, 63, 121, 164 
Populus, various species, 49, 121, 
164 
Proceeds-sharing, 80 
Pruning of trees, 56 
Prunus, species of, 53 
Pyrus, species of, 53 
Quercus, species of, 53, 154 
Rainfall, influence of forests on, 3 
Reconstruction Report on Forestry, 
79, 86 
