Index 



387 



Peach, PriiHiis, in, 212, 302, 305 



Peach-borer, 158 



Pear, effect of sun-scald, 68; time 

 for pruning, in 



Pearl Bush, Exochorda, 327, 348, 369 



Pecan, Hicoria, 256 



Pendulous (form), 208 



Pepperidge, Nyssa, 212, 291, 371 



Perennial herbs, 373 



Persimmon, Diospyrus, 172, 212, 285 



Pliiladelphus, Mock Orange, 192, 

 328, 344, 354, 370-372, 373 



Phosphoric acid in soil, 62 



Phylloxera, 148 



Physiological disease, 56 



Physocarpiis, see Spircea 



Picea, Spruces, 209, 215, 228, 240, 

 242, 243,* 244,* 366, 371, 373 



Pieris, 328, 333, 334, 366, 368-371; 

 see also Andromeda; Xolisma 



Pine, Pinns, 25, 156, 165, 171, 189, 

 193. 195, 203, 210, 214, 231; 

 Bhutan, 234; Black, 237,* 238, 

 240, 259; 371, 372; Bull, 240; 

 Calabrian, 238,* 239; Cluster, 

 240; Corean, 232,* 234; Dwarf, 

 240; Greek, 233,* 234; Jack, 239, 

 371, 372; Longleaf, 239; Mexican 

 White, 234, 235; Northern Pitch, 

 239; Red, 239; Scotch, 236,* 259, 

 372; Shortleaf, 240; Silver, 234; 

 Spruce, 240; Sugar, 234; Swiss 

 Stone, 234; Table Mountain, 239; 

 White, 37, 60, 66, 231, 233; Yel- 

 low, 234; Australian, Corsican, see 

 Pine, Black; Gray, see Pine, Jack; 

 Norway, see Pine, Red 



Pine-apple, 48; see also Galls 



Pine-bud worm, 166 



Pine-twister, 166 



Pinetum, 214 



Pinns, Pines, 210, 214, 231, 232,* 

 233,* 234, 235,* 236,* 237, 238,* 

 239, 240,* 259, 371, 372 



Pinxter, 331 



Pirns, Apple, 212, 294,* 295,* 296,* 

 297,* 298,* 366-369 



Pith rays, 14, 17 



Plane-tree, Platanus, 68, 212, 298, 

 300 



Plant-lice, 134, 141, 148, 150 



Planting too deep, consequence of, 

 58 



Pldtaniis, Sycamore, Plane-tree, 212, 

 298, 299, 364, 370, 371 



Plum, Primus, 151, 158, 212, 302; 

 Beach, 305; Japanese, 304,* 366, 

 368; Yellow, 305; Chickasaw, see 

 Plum, Yellow 



Podocarpits, Yew, 210, 247 



Poisons, for combating fungi and 

 insect pests, 125, 133; injurious to 

 plants as well as to animals, 134; 

 for biting-insects, 135; see also 

 Arsenate of lead; Bran; Insecti- 

 cides; Paris Green; Soap solution 



Poisonous trees, 261 



Polypodia! type, 204 



Pope's Hat, Evonyinous, 359 



Poplar, Populns, 16, 25, 58, 65, 69, 

 103, 150, 151, 154-156, 158, 161, 

 163, 165, 171, 212, 300, 365, 366, 

 370-372; Balsam, 301; Lom- 

 bardy, 301; Silver-leaf, 301 



Poplar, Yellow, Liriodendron, 212, 

 288, 370 



Poppelsdorf Allee, Bonn, tree guards 

 in, 118 



Po pill US, Poplars, 212, 300, 301, 365, 

 366, 370-372 



Potash, deficiency in soil, 62 



Potash fertilizers, 149 



Potato-beetle, 156 



Praying-mantis, 151 



Pride of Rochester, Deidzia, 353 



Privet, LigHsirum, 192, 328, 343, 366, 

 369-372 



Privet Andromeda, Xolisma, 335 



Protective coloration, 131 



Pruning, natural, 13, 83; in rela- 

 tion to light intensity, 25, 26; 

 to replace lost parts, 27; for frost- 

 killing, 65, 67; in late summer, 66; 

 to establish equilibrium between 

 root and crown, 82, 101; to pre- 

 vent location of fungus spores, 86, 

 124; outfit and method, 87, 88; 

 distinguished from trimming and 

 heading in, 87 ; dressing of wounds, 

 89; healing process, 91; depending 

 on food elaboration, 98; most diffi- 

 cult task, 102; varieties of form, 

 103; A. Des Cars's book on, 105 

 note; rules for form, 107; tools, 

 108; for flowers or fruit, no; 

 effect of severe, in; repairing of 



