INDEX 



469 



Protoxylem, 127, 129, 143 

 Prune, 209 

 Prunum N. F., 340 

 Primus, 4 



amygdalus var. amara, 340 



cerasus, 91 



domestica, 340, 341 



serotina, 338 



virginiana, 6 

 Pseudocarp, 202 

 Pseudobulbs, 137 

 Pseudomonas radicicola, 132 



Fig. of, 134 

 Pseudopodia, 230 

 Pseudotsuga mucronata, 295 

 Ptelea, 350 



trifoliata, 3^1 

 Pteridophyta, 287-292 

 Pterocarpus marsupium, 344 



santalinus, 343 

 Puccinia Graminis, 270 

 Puff Balls, 278 

 Pulsatilla, 327 

 Pulvinus, 167 

 Pumpkin, 400 

 Punica, 371 



Granatum, 372 

 Punicaceae, 371 

 Purging Cassia, 6 

 Purified Siliceous Earth, 239 

 Putamen, 202 



Pycnanthemum Montanum, 397 

 Pyrenoid, 235, 236 

 Pyrenomycetales, 265 

 Pyrethri Flores, 406 

 Pyrethrum, 406 

 Pyrola, 380 

 Pyrus malus, 340 

 Pyxis, 206 



Quassia, 351 



amara, 351 

 Quercus N. F., 319 



alba, 316, 319 



Quercus, N. F., chrysolepis, 316 



garryana, 316 



infectoria, 317, 319 



michauxii, 316 



occidentalis, 316 



platanoides, 316 



prinus, 316 



Suber, 316 



velutina, 316 



virginica, 316 

 Quillaja N. F., 338 



Saponaria, 338 

 Quince, fruit of, 210 



Raceme, 179 

 Rachis, 178 

 Radicle, 121 

 Ranales, 324 

 Ranunculaceae, 324 

 Ranunculus, 324 

 Raphe, 197. 214 

 Raphides, 86, 87 

 Raspberry, 210 



fruit of, 210 

 Receptacle, 183 

 Receptacles of Fucus, 243, 244 

 Regma, 205, 206 

 Rejuvenescence, 71 

 Reproduction, asexual, 70 



defined, 68, 70 



sexual, 70 



vegetative, 42 



Resin, micro-chemic test for, 93 

 Resina, 295 

 Resins, 92 



Resinogenous layer, 92 

 Reserve cellul6se, 98 



parenchyma, 103 



starches, 77-81 

 Respiration, 155 

 Rhamnales, 359 

 Rhamnase, 96 

 Rhamnose, 96 



