052 



INDEX 



helvetica ; Fig. 296 

 Kraussiana, 513, 514, 520; Figs. 

 295, 296, 297, 298; Figs. 300, 

 301. 302, 303, 304, 305, 306, 307, 

 3C8 

 (Selaginella) laevigata, 526 

 lepidophylla, 511, 527 

 Lyalii, 528 

 Martensii, 520, 526, 528, 530, 531, 



532 ; Fig. 299 

 rupestris, 483, 511, 518, 521, 522, 

 524, 528, 532 

 fertilization, 524 

 selaginiodes, 522, 523 

 spinosa, 530, 532 

 spinulosa, 521 

 stolonifera ; Fig. 295 

 suberosa, 528 

 Vogelii, 528 

 Selaginellaceae, 485, 511, 533, 601. 



606 

 second leaf, 326 

 secondary endosperm, 516 

 secondary roots, 339, 472, 590 

 second root, 326 

 seed, 7, 585, 591 

 Senftenbergia, 583 



setae, 12, 18, 74, 165. 207, 213, 216, 

 568 



Pellia epiphylla, 

 sex organs, 2, 5, 20, 21, 23, 227, 231, 

 301, 306 



abnormal (Musci cuspidatnm), 



164 

 Anacrogynse, 88 

 Andreaea, 184 

 Anthoceros, 128 

 Anthocerotes, 121 

 Botrychium, 239 

 Corsinia, 41 

 ephemerum, 214 

 Funaria, 195 

 Helminthostachys, 242 

 Hepaticae, 15 

 Hymenophyllaceae, 376 

 Alarattia, 278 

 ]\'[archantiaceae, 49 

 iMusci, 164 

 IMnscineae, 11 



Onoclea, 314 



Ophioglossum, 236 



Porella, 104 



Riccia, 28 



Ricciocarpus, 40 



Sphagnum, 174 

 shoot, 



primary, 456 



Polytrichaceae, 222 



secondary, 456 



structure, 457 

 sieve-tubes, 252, 263, 265, 271, 326, 

 331, 360, 464, 472, 497 



Botrychium, 266 



nuclei, 331 



root, 338 

 Sigillaria, 589, 590 

 Sigillariaceae, 588 

 silica, 467, 576 

 Silurian, 578, 588, 591 

 Silurian ferns, 579 

 Simplices, 311 

 Siphoneae, 577 

 siphonostele, 327, 465 

 siphonostelic structure, 464 

 sorophore, 389 

 sorus, 339, 395 

 Spencerites, 590 

 spermatid, 17, 51, 52 

 spermatophytes, 4, 7, 262, 482, 534, 



561, 574, 579, 603, 604, 606 

 spermatozoids, 2, 10, 11, 32, 51, 81, 

 131, 197, 199, 232, 278, 316, 398, 

 420, 421, 450, 482, 539, 560, 598, 

 601 



Botrychium, 240 



Cycads, 604 



Equisetum, 449 



Gingko, 604 



Hepaticae, 17 



Jungermannialcs, 73 



Makinoa, 92 



Marattia, 279 



Marchantia, 52 



Marchantia polymorpha, 51 



Onoclea, 317 

 Osmunda, 353 

 Pellia, 17, 92 

 Porella, T07 



