INDEX 



469 



POL 



Polytrichum piliferum (Schreb.), 112 



Polyzonia (Suhr), 194 



Pomeae, 386 



Pore, 154, 187 



Pores of Polyporeae, 393, 322 



Porphyra (Ag.), 189, 191, 199, 216, 219 



vulgaris (L.), 217 



Porphyraceas, 189, 190, 196, 198, 199, 216, 219, 



Porphyridium cruentum (Nag.), 416 

 Potato-disease, 328 

 Pottia (Ehrh.), 147, 149 

 Prasiola(Ag.), 217, 219 

 Preissia (Cord.), 169, 170, 171 

 Primary node, 180 



root, 180, 168 



Procarp, 198, 199, 213, 176, 187, 192 

 ' Proembryo,' 177, 180 

 'Proembryonic branch,' 176 

 Progametange, 349, 298 

 Prolific cells, 276 



Prolification, 69, 139, 142, 196, 289, 104, 171 

 Promycele, 325, 328, 329, 337, 338, 350, 351. 



352, 362, 373, 385, 386, 391, 299, 614 

 Propagation, 8 



Propagule, 196, 237, 250, 289, 223, 224 

 Prothallium, 10, 339 (see also underVasc. Crypt. . 



Muse., & Char.), 4, 8, 9,14, 15, 20, 29, 34-36' 



42, 43, 50, 65, 74, 78-80, 126, 168 

 Prothalloid branch, 176 



growth, 70, 48 



86 ' 345) 4 9 ' 4IO) 4I5 ' 448 ' 



RHI 



u 



Protococcoideae, 186, 408, 409, 449, 336-352 

 Protococcus (Ag.), 186, 285, 409, 417, 448, 279, 

 345 



pluvialis (Ktz.), 345 

 Protomyces (Ung.), 4, 350, 352, 298 



macrosporus (Ung.), 348, 298 

 Protomycetaceae, 348, 298 

 Protomyxa (Haeek.), 405 



Pr ot ne me, 133, 135, 136, 140, 214, 449, 105, 



Protophloem, 59 



Protophyta, 2, 3, 4, 186, 276, 407, 336-382 



Protosalvinia (Daws.), 115 



Protozoa, 456 



Prozoosporange, 346, 297 



Prunus, 364, 373 



Psaronieae, 124 



Psaronius (Cord.), 124, 95 



Pseudo-bulbil, 70 



Pseudo-cortex, 192, 212 



Pseudocyst, 410, 427, 437, 441, 446 



Pseudo-parenchyme, 249, 251, 307, 356, 358, 



360, 366, 372, 384, 267 

 Pseudopode, 151, 154, 402, 403, 422, 443, 131, 



332 



Pseudo-ramulus, 434, 438, 364, 366 

 Pseudospora (Cienk.), 405 

 Psilophyton (Daws.), 119 

 Psiloteae, 21, 53, 61, 119, 40, 41 

 Psilotum (Sw.), 17, 18, 19, 20, 53, 61, 63, 40 



triquetrum (Sw.), 61, 40 

 Pteris (L.), 85, 46, 47, 54, 58 



aquilina (L.), 75, 76, 77, 82, 54 



serrulata (L. fil.), 69, 46, 47 

 Ptilophyton (Daws.), 118 

 Ptilota (Ag.), 194, 204 

 Puccinia (Pers.), 383, 385, 386 



coronata (Cord.), 314 



graminis (Pers.), 383. 274, 314, 315 

 - straminis (Fckl.), 314 



Puff-ball, 311, 396 

 Pulvinus, 93 



Punctaria (Grev.), 187, 241, 245 



Punctariaceae, 239, 245 



Pycnid, 362, 374 



Pycnochytrium (de By.), 347 



Pycnophycus (Ktz.), 235 



Pycnospore, 362, 374, 375 



Pyrenocarp, 355 



Pyrenomycetes, 319, 355, 356, 370 



Pyronema (Fckl.), 356, 359, 360, 361, 369, 370, 



372, 378, 276, 306 

 confluens (Tul.), 276, 306 

 Pythium (Pringsh.), 317, 324, 329, 330, 331, 



332,335, 

 Chl< 



^hlorococci (Lohde), 329 



circumdans (Lohde), 329 



de Baryanum (Hesse), 329 



entophytum (Pringsh.), 329 



Equiseti (Sad.), 329 



gracile (Schenk), 329, 286 



intermedium (de By.), 329 



proliferum (de By.), 329 



vexans (de By.), 325, 329,377 



QUATERNARIA (Till.), 373 



RADIOLARIANS, yellow cells of, 318 

 Radula (Dum.), 162, 164, 137, 141 



complanata (Dum.), 137, 141 

 Ralfsia (Berk.), 241, 251 

 Ralfsiaceae, 239, 251, 225 

 Ramentum, 72 

 Ranunculus, 364 



Raphe, 421, 353 

 Raphidium (Ktz.), 418, 351 



falcatum (Ktz.), 351 

 Reboulia (Radd.), 171 



Receptacle, 80, 170. 232, 246, 149-151, 154, 156, 



157; 205, 207, 219 " 

 Receptive spot, 69, 227 

 ' Red snow,' 416 

 Rejuvenescence, 223, 274, 281 

 Renaultia (Stur). 122 

 Reproduction, 8 

 Reserve-system, 139 

 Resting-cell, 213, 264, 335, 339, 346, 347 

 Resting-sporanae, 333 

 Resting-spore, 223, 258, 276, 278, 281, 285, 298, 



315, 344, 345, 350, 351, 352, 416, 427, 430, 



436, 261, 361, 362 

 Resting-swarm-cell, 274 

 Resting-zoosporange, 346 

 Retrogression, 4, 407, 449 

 Rhabdonema (Ktz.), 423, 424 

 Rhacophyllum adnascens (L. & H.), 120, 92 

 Rhipidonema (Mattir.), 319 

 Rhizidieae, 344, 345 

 Rhizidium (A. Br.), 346 

 Rhizocarpeae, 18, 19, 21, 114, 4-19 

 Rhizoclonium (Ktz.), 276 

 Rhizoglossum (Presl), 99 

 Rhizoid, 16, 132, 139, 156, 174, 180, 222, 228, 



239, 241, 242, 273, 277, 282, 285, 332, 340, 



345 346, 363, 14, 43, 50, 65, 102, 163, 168, 250, 



252, 256, 280, 318 

 Rhizome, 51, 72, 81, 86 

 Rhizomorph, 392, 270, 319 

 Rhizomorpha (Roth), 309 



fragilis (Roth), 319 

 Rhizophore, 45 

 Rhizophydium (Schenk), 346 

 Rhizopoda, 456 

 Rhizopus (Ehrb.), 339, 294 



- nigricans (Ehrb.), 337, 294 



