INDEX. 



797 



Pea, garden, 576 



germination of, 299 



lecithin in, 214 



protein in, 199 



starch in, 148 



sweet, 576 

 Peach, 435, 562 



oil in, 213 



protein in, 199 



sugar in, 156 

 Peanut, 199, 576 



oil in, 213 



plant, 401 

 Pear, 457, 562 



prickly, 454, 526, 627 



protein in, 199 

 Peat, bog, 250 



upland, 250 

 Pectase, 243 

 Pectin, 243, 563 



origin of, 255 

 Pectinase, 243 

 Pectose, 243, 563 

 Pedaliaceae, 691 

 Pedatus-a-um, 454 

 Pedicel, 393 

 Peganum, 581 

 Pelargonium, 579 

 Pellitory, 435, 457, 7U 

 Pellotine, 625 

 Pelosine, 546 

 Peltatus-a-um, 454 

 Pencils, 117 

 Penicillium, 49 

 Pennatifolius-a-um, 454 

 Penny cress, field, 553 

 Pennyroyal, 447 



American, 676 

 Pentalostigma, 593 

 Pentapetes, 615 

 Pentastichous, 363 

 Penthorum, 454, 556 

 Pentose, 154 

 Peony, 454 

 Pepo, 420, 454, 708 

 Pepper, 455 



African, 687 



black, 504, 505 



cayenne, 200, 687 



grass, 553 



long, 504 



moor, 585 



picking, 507 



protein in, 200 



red, 439, 688 



starch in, 148 



water, 448 



white, 504 

 Pepperidge, 453 

 Peppermint, 676, 678 



camphor, 233 



culture, 746 

 Peramium, 503 

 Pereirae, 454 

 Perennial herb, 330 



Perezia, 723 

 Perfect flower, 392 

 Perfoliate, 356, 454 

 Perfoliatus-a-um, 454 

 Perforatus-a-um, 455 

 Perianth, 382 

 Periblem, 253 

 Pericambium, 312 

 Pericarp, 410 

 Pericycle, 312 

 Periderm, 291 

 Perigynous, 389 

 Perisperm, 425 



structure of, 429 

 Peristome, 79 

 Periwinkle, 668 

 Permanent mounts, making 



of, 763 



Peronospora, 43 

 Persea, 455 

 Persian tobacco, 688 

 Persicaria, 455 

 Persimmon, 444, 660 



fruit, 659 



Japanese, 660 

 Persistent, 388 

 Personate, 388 

 Persoonia, 518 

 Pertusaria, 73 

 Petals, 120, 374, 382 

 Petiole, 348 

 Petroselinum, 455, 643 

 Peziza, 46 

 Phaca, 575 

 Phaeophyceae, 17, 28 

 Phaius, 137 

 Phallaceae, 59 

 Phanerogams, 5 

 Phaselin, 195 

 Phaseoleae, hairs in, 282 

 Phaseolin, 195 

 Phaseolus, 455, 576 



apical region, 321 

 Phasins, 198 

 Pheasant's eye, 434 

 Phellandrene, 632, 643 

 Phellogen, 290, 291, 313 

 Phenol, derivatives, 179 

 Phenolases, 245 

 Phenols, 234 



Phenyl ethyl alcohol, 564 

 Philadelphia fleabane, 713 

 Philadelphus, 455, 556 

 Phillipinensis-e, 455 

 Phlobaphene, 203 

 Phloem, 312 

 Phloridzin, 169, 565 

 Phloroglucin, crystals, 762 



reaction, 256 



solution, 761 

 Phlox, 455, 670 



tracheae of, 274 

 Phoenix, 475 



endosperm in, 265 

 Phoradendron, 518 



Phospholipines, 217 

 Photosynthesis, 137, 299, 

 350 



fixed oils in, 210 

 Phycocyanin, 8 

 Phycomycetes, 42 

 Phyllanthus, 593. 594 

 Phyllotaxis, 363 

 Phylogeny, 129 

 Physica, 73 



Physical basis of life, 138 

 Physiological experiments, 



350 



Physiology, I 

 Physostigma, 455, 572 

 Phytelephas, 473 



endosperm in, 265 

 Phyto-bezoars, 626 

 Phyto-cecidien, 334 

 Phyto-globulins, 193, 197 

 Phytolacca, 455 



leaf, section of, 369 



root, section of, 318 

 Phytolaccaceae, 528 

 Phytomelane, 258 

 Phytosterol, 214 

 Phytovitellins, 193 

 Pianeze III b, 70 

 Picea, 109, 119, 455 

 Pichi, 684 

 Pickerel weed, 482 

 Picramnia, hairs in, 282 

 Picrasma, 455, 585 

 Picric acid, 756 

 Picric-sulphuric acid, as fix- 

 ing agent, 756 

 Picro-crocin, 493 

 Picrotoxin, 455, 539 

 Piereskia, 627 

 Pieris, 648 



hairs in, 282 

 Pigments, 138 



resins, 238 



respiration, 181 

 Pignone, 117 

 Pignut hickory trees, 333 

 Pigweed, 441 

 Pileus, 57 



Pilocarpus, 455, 582 

 Pimelea, 627 

 Pimenta. 455, 632 



starch in, 148 

 Pimpernel, 436, 455 

 Pimpinella, 455, 639 

 Pinaceae, groups of, 113 

 Pinanga, 621 

 Pine, 455 



Cuban, 113 



frankincense, 112 



great sugar, 112 



loblolly, 112 



long-leaved, 113 



nut, 117 



oil in, 213 



pitch, 112 



