INDEX 



651 



530, 552, 556, 566, 568, 575 



adventive, 498 



apical cell, 359 



apical growth, s^^s 



apical growth (Marattia), 288 



Azolla, 41 1 



Botrychium, 259, 266 



branching, 499 



budding from, 339 



development, 336 



development (ferns), 337 



dichotomy, 258, 556 



Equisetum, 469 



exogenous, 470 



first in Botrychium, 244 



Hymenophyllace?e, 381 



Marsiliacese, 433 



Muscinese, 9 



Ophioglossum, 252, 253, 254 



origin, 569 



Osmundaceae, s^2, 363, 364 



primary, 456, 492 



primary (Azolla), 406 



primary (Onoclea), 325 



primary (Osmunda), 359 



second, ^-^ 



secondary, 339, 472, 498 



Selaginella, 529 



sieve-tubes, 33S 



Stigmaria, 589 



structure, 456 



vascular bundle, 287, 471, 530 

 root-buds, 574 

 root-hairs, 286 



Salvinia, 339, 396, 398, 400, 401, 402, 

 403, 406, 409, 417, 439 

 antheridium, 398 

 leaves, 411 

 prothallium, 403 

 sporocarp, 412, 415 

 natans ; Figs. 233, 238 

 Salviniacese, 234, 307, 311, 396, 441, 

 603 



gametophyte, 398 

 stem-structure, 409 

 San Diego, 82 

 Santeria, 43 



saprophytic habits, 226 

 saprophytic mosses, 160 

 Sarraccnia, 1 17 

 scalariform tracheids, 330 

 Scalecopteris, 582, 583 

 scales, 69, 223, 307, 335, 565 



Carpocephalum, 58 

 Scapanioidese, 119 

 Schiffner, 24, 41 

 Schistochila, 119 



appendiculata ; Fig. 63 

 Schistostega, 218 



Schizsea, 306, 386, 387, 389, 420, 440, 

 580, 597 



dichotoma, 385, 388 

 pennula ; Fig. 226 

 pusilla, 384, 385. 388; Fig. 222 

 Schizseacese, 310, 311, 369, 384, 420, 

 438, 440, 442, 581, 583, 584, 603 

 gametophyte, 384 

 leaf, 387 



sporangium, 388 

 stem-structure, 386 

 stomata, 387 

 schizogenic ducts, 292 

 Schizoneura, 587 

 Schizophycese, 564 

 sclerenchyma, 222, 291, 307, 330, 334, 



387, 465 

 Preissia, 44 

 Scolopendrium, 394 

 Selaginella, 7, 483, 511, 519, S^i, 57^, 

 588, 603 



antheridium, 513 



archegonium, 516 



chloroplasts, 528, 534 



embryo, 518 



female gametophyte, 514 



gametophyte, 511 



leaves, 523, 527 



male gametophyte, 512 



roots, 529 



spermatozoids, 513 



stem-structure, 526 

 apus, 513, 514, 518, 520, 521, 522, 



524, 532 

 Bigelovii, 522 



cuspidata, 517, 518, 528; Fig. 295 

 deflexa, 523 



