413 INDEX. 



PAGE 



Persimmon — native species 220 



propagation of tlie 223 



Phellodendron for ornamental use 341 



Phlox — perennial, for bedding 367 



Pineapple — its liistory and uses 214 



increased uses of the 216 



Pines for ornamental planting 346 



Plane or buttonwood tree 331 



Plants — division of 63 



Plum — top-working the , 86 



crown-grafting 81 



stocks for 88 



distance apart in planting 108 



pruning 135 



history and classes of 180 



propagation of the 186 



ornamental species of 336 



Pollen — how gathered for crossing 103 



when and how used 104 



Pomegranate 218 



Pomelo or grape-fruit. 202 



propagation of the 203 



Poplar — best species of, for parks 339 



Poppy — oriental 868 



Propagation — in Europe 41 



from seeds 43 



by root-cuttings ■ 44 



by mounding 45 



summer layering 46 



spring layering 48 



inarching 50 



long-scion inarching 52 



ripe wood cuttings .53-56 



green wood cuttings 61 



by division , . 63 



budding and grafting 66-74 



top-grafting 84 



bark-grafting 91 



grafting the apple 78-164 



quince 173 



