INDEX 



401 



Pisuni, 305. 308, 309 

 Pithophora, 334 

 Pitted vessels, 36 

 Pittosporaccue, 369 

 Planera, 302 

 Plant Breeding, 115 



Cell. 4 

 Plantaginaceae, 365 

 Plantago, 323, 365 

 Plantains. 365 

 Plasmolysis, 72 

 Plasmopara, 187, 335 

 Plasticity of Plant body, 319 

 Plastids, 2, 10 

 Platanaceae, 369 

 Platanthera, 361 

 Platanus, 369 

 Pleosporaceae, 343 

 Plerome, 44 

 Pleurocarpi, 252, 351 

 Pleuromoiaceae, 354 

 Pleurophascaceae, 351 

 Plocamiuni, 209, 339 

 Plowrightia, 219, 343 

 Plum, 308 



Plumbaginaceae, 365 

 Plum-pocket Fungus, 218 

 Plums, 368 

 Plumule, 305 

 Poa, 300 



Poaccae, 297, 359 

 Pocket Fungi, 341 

 Podaxaceae, 345 

 Podaxon, 345 

 Podocarpaceae, 356 

 Podocarpus, 356 

 Podosphaera, 225, 344 

 Podostemonaceae, 364 

 Pogonatuni, 351 

 Poisons, 96 

 Polar nuclei, 287 

 Polemoniaceae, 366 

 Polemonialos, 306 

 Polemonium, 366 

 Pollen, 273 



-cells, 284 



-sacs, 286 



tube, 279, 287 

 Pollination, 280, 321 

 Polygalaceae, 363 

 Polygonaceae, 365 



Polygonum. 305 

 PolypodiacM'ac. 258, 353 

 Polypodium, 258, 353 

 Polypody, 258 

 Polyporaceae, 230, 345 

 Polypores, 232, 345 

 Polyporus, 346 

 Polysaccharids, 147 

 -7**Jolysiphonia, 208, 339 

 Polystictus, 346 

 Polytrichaceae, 252, 351 

 Polytrichum, 351 

 Pond Scums, 178, 333 

 Pontederiaceae, 358 

 Poppies, 304 

 Populus, 304 

 Pore Fungi, 230 

 Porphyra, 207, 338 

 Portulaca, 364 

 Portulacaceae, 364 

 Postelsia, 201, 337 

 Potamogeton, 357 

 Potamogetonaceae, 357 

 Potato, 320 

 Potentilla, 291, 368 

 Pothos, 296, 300 

 Pottia, 350 

 Pottiaceae, 350 

 Powdery Mildews, 220 

 Prasiola, 332 

 Prasiolaceae, 332 

 Prickly Fungi, 230, 346 



Pear, 310 

 Primary leaves, 281 

 Primrose, 303, 305 

 Primula, 303, 304, 323, 365 

 Primulaceae, 365 

 Primulales, 365 

 Prinodontaceae, 351 

 Promycelium, 234 

 Propagation, 171 

 Propolis, 341 

 Propyl, 142 

 Proteaceae, 372 

 Proteins, 87, 150 

 Proterandrous, 323 

 Proterogynous, 323 

 Prothallium. 254 

 Protocalamarinceae. 353 

 Protocaliciacoae, 341 

 Protococcaceae, 332 



