760 



BOTANY 



Phajus, *65 ; leucoplasts, *65 

 Phalloiileae, 416 

 Phallus, ■••■415, 416 

 Phanerogam ia, 475 



Pliaiievogams, 3'29 ; classification of, 525 ; 

 alternation of generations in, 479 ; 

 sexual generation in, 502 ; transition 

 from cryptogams, 475 

 PharUtis, 313 

 Phascaceae, 440 

 Phaseoleae, 627 



Phaseolus, 627 ; starch grains, *64 

 Phelloderm, 158 

 Phellogen, 157 



Pkiladeljihus, 611 ; pollination, 496 

 Phleum, 693 

 Phloem, 121 

 Phhrmis, 655 

 Phlox, 652 

 Phoenix, 698 

 Phormium, *269 

 Phospliorescence, 248, 346 

 Phosphorescent bacteria, 337 

 Phosphoric acid, assimilation of, 232 

 Photosynthesis, 221 

 Phototaxis, 301 



Phototro])ic perception, localisation of, 306 

 Phototropisni, *303 ; transverse, 305 

 Phragmidium, 407, *408, ■*409 

 Phragmoplast, 89 

 Phthiriisa, 559 

 Phycocyanin, 62 

 Phycoerythrin, 62, 375 

 Phycomycetes, 379 

 Phyllactinia, 391 

 Phyllocactns, 571 

 Phylloclades, 26 

 Phyllodes, 45, *168, 169, 197 

 Phylogeny, 1, 9 

 PhysaUs,'*h\^ ; fruit of, *519 

 Physcia, 421 



Physiological anatomy, 266, 270 

 Physiology, 6, 175 

 Physostigma, 627 



PhtjtdcphMS, 78, *97, *516, 698 ; endo- 

 sperm, *516 

 Phyteama, 671 

 Phytopathology, 171 

 Phytophthora, 382, *383 

 Phytotomy, 10 

 Picea, *537, 539 ; eml)ryo, *505 ; ovnle, 



*504, *505 ; pollination, 495 

 Picras'ina, 605 

 Pilea, i)ollination, 495 

 Piloholvs, 304, *304, 385 

 Pilocarpine, 240 

 J'ilocarjius, 605 

 Pilosfyles, *225 

 I'ilvlaria, *455, 456 

 PiinenlH, 631 

 J'impiHdla, *634, 637, 640 



Pinaceae, 533 



Pineapple, Ananassa saliva 

 Pinijuicula, 228, 322, 662 

 Pinks, Diantlws 

 Piunularia, *11 



Pimis, *73, *141, *143, *503, *505, *536, 

 *538, 539, 543 ; male ilower, *481 ; 

 stem, *141, *145 ; wood, *143, *146 

 PijKT, *560 

 Piperaceae, 559 

 Piperinae, 559 

 Pislacia, 606 

 Pisuvi, *45, 627 

 Pit, 74 ; bordered, *73, 74 ; branched, 74 ; 



membrane, 74 ; tactile, *72 

 Pithecoctenium, *521 ; winged seed, *521 

 Placenta, 476, 485 

 Placentation, 485 

 Plagiochila, *14, *434, 435 

 Plankton, 353, 367 

 Planktonie.il a, *353 

 Plantaginaceae, 662 



Plantago, 29, *492, 662, *666 ; inflores- 

 cence, 500 ; spike, *492 

 Plantain, Planiago 

 Platanaceae, 561 

 Platamis, 561 



Plants, carnivorous, 227 ; cellular, 165, 

 331 ; cliemical composition of, 1 80 ; 

 insectivorous, 227 ; vascular, 165, 331 

 Plasmodesms, *97 

 Plasmodia, 342 

 Plasmodiiiphora, 344 

 Plasmodium, 54 

 Plasmolysis, *184 

 Plasiaopara, 383 

 Piatyeerium, 47 

 Plectascineae, 392 

 Plectridium, *337 

 Pleiochasium, 491 

 Plerome, *104 

 Pleuwcladia, *369 

 Pleurosigma, 352, 354 

 Plum, Primus domestica 

 Plunibaginaceae, 643 

 Pneumatoiihores, *212 

 Poa, 693 

 Podalyrieae, 624 

 Podocarpus, 531 

 Podophyllum, 580, *5S1 

 Podos2X>ra, *393 

 Podostemaceae, hapterae, 51 ; roots, 49 ; 



shoots, 29 

 Podostemonaceae, 609 

 Polar nuclei, 511 

 Polarity, 252 

 Polemoniaceae, 652 

 Polcmonvu'm, 652 

 Polioplasm, 58 



Pollen-chamber, 507 ; -grain, 279, *483, 

 477; -sacs, 477, *478 ; -t\ibe, 477 



