402 



INDEX 



Protococcoideae, 171, 332 

 Protococcus, 171, 332 

 Protomycetaceae, 344 

 Protonema, 247 

 Protopityeae, 354 

 Protoplasm, 1, 151 

 Protoplasmic movements, 110 

 Protosiphon, 192, 336 

 Prunaceae, 368 

 Prunus, 308, 368 

 Psalliota, 345 

 Pseudomonas, 331 

 Pseudotsuga, 281 

 Psilotaceae, 354 

 Ptelea, 363 

 Pteridium, 259, 353 

 Pteridophyta, 254, 352 

 Pteridosperm, 272 

 Pteridospermales, 354 

 Pteridospermeae, 272, 354 

 Ptilota, 339 

 Ptychomniaceae, 351 

 Puccinia, 232, 347 

 Puff-balls, 227, 345 

 Punicaceae, 369 

 Purslane, 326 

 Pycnia, 233 

 Pycnidia, 239 

 Pycniospores, 233 

 Pyrenidiaceae, 343 

 Pyrenoids, 11 

 Pyrenolichenes, 218, 342 

 Pyrenomycetales, 218, 343 

 Pyrenopsidaceae, 340 

 Pyrenothamniaceae, 343 

 Pyrenulaceae, 343 

 Pyronema, 217, 342 

 Pyronemataceae, 342 

 Pythiaceae, 335 



Q 



Quercus, 310, 311, 372 

 Quiinaceae, 363 

 Quillworts, 258, 352 

 Quince, 313 

 Quinine, 150 



Radial bundles, 56 

 Radish, 306 

 Radishes, 320 



Raffinose, 146 



Rafflesiaceae, 370 



Ragweeds, 375 



Ralfsiaceae, 337 



Ramalina, 216, 340 



Ramularia, 239, 348 



Ranales, 361 



Ranunculaceae, 361 



Ranunculus, 274, 286, 361 



Rapateaceae, 358 



Raphanus, 306, 364 



Raphe, 181 



Raphids, 15 



Ray flowers, 312 



Razoumofskya, 371 



Receptacles, 246 



Receptacular cup, 286 



Red Algae, 205, 338 

 -rust, 233 

 Seaweeds, 338 

 Snow plant, 172 

 -top Grasses, 359 



Reductase, 153 



Reduction Division, 111 



Redwoods, 278 



Regular flowers, 322 



Rejuvenescence, 181 



Relationship, 157 



Reproduction, 109 



Resedaceae, 364 



Respiration, 90 



Resting spore, 174 



Restionaceae, 358 



Reticulated veins, 257 

 vessels, 36 



Rhabdonema, 334, 339 



Rhacopilaceae, 351 



Rhamnaceae, 371 



Rhamnus, 371 



Rhegmatodontaceae, 351 



Rheum, 365 



Rhipsalis, 370 



Rhizina, 342 



Rhizinaceae, 342 



Rhiziphyllidaceae, 338 



Rhizoids, 244 



Rhizogoniaceae, 350 



Rhizophoraceae, 370 



Rhizopogon, 344 



Rhizopus, 335 



Rhodobacteria, 331 



