INDEX 



69: 



Isoetes — Cont. 



affinities, 560 



archegonium, 543 



embryo, 546 



gametophyte, 538 

 Bolanderi, 537, Fig. 309 

 echinospora, var. Braunii, 538, 



539, 544, 545, 557, 558, 559; 



Figs. 310, 311, 312, 313, 314, 



315, 316, 317, 318, 320, 322 

 Engelmanni, 558 

 hystrix, 538, 553, 554 

 lacustris, 538, 541, 544, 553, 55^, 



557, 560, 642; Figs. 320, 



321 

 malinverniana, 538, 545 ; Fig. 310 

 setacea, 538 



Jubuloideae, 119, 619, 620 

 Jungermannia, 112, 116, 578 

 bicuspidata, 109, 112, 114 

 Jungermanniaceae, 12, 14, 47, 65, 

 126, 128, 143, 148, 155, 157, 

 182, 197, 227 

 apical cell, 15, 104 

 foliose, 117 



thallose, 74, 89, 99, 114 

 Jungermanniales, 19, 20, 21, 70, 72, 

 78, 81, 120, 158, 159, 593, 

 608, 609, 613, 614 

 Jurassic, 439, 583, 584, 586 

 • 



Kaulfussia, 273, 274, 290, 295, 297, 

 299, 582, 629, 630, 631, 632, 



633, 634 

 pores, 299 

 synangium, 300 

 aesculifolia, 300 ; Fig. 166 

 Kaulfussieae, 298, 300, 583 



Laccopteris, 372 



Lacunae (air-spaces), 47, 216, 464, 



526, 551 

 Laminariaceae, 573 



Leaf, 3, 4, 6, 14, 170, 231, 454, 455, 

 456, 497, 498, 525, 555, 598 

 Acrogynac, 116 

 Amblystegium, 192 

 Andreaea, 182 

 Angiopteris, 290 

 Azolla, 409, 410 

 Botrychium, 264 

 development (Ferns), 333 

 dichotomy, 580 

 dimorphic, 580, 581 

 Equisetum, 460, 462 

 Fern, 233 

 Funaria, 193 

 Hymenophyllaceae, 380 

 Lepidodendron, 589 

 Leptosporangiatae, 332 

 Liverworts, 73 

 Lycopodium, 493, 495 

 Marattia, 287, 288, 291 

 Marsilia, 429, 432 

 Mosses, 162, 218 

 Ophioglossum, 250, 251, 257 

 origin of, 598 

 Osmundaceae, 361, 362 

 Pleuridium, 216 

 Porella, 102 

 Salvinia, 411 

 Schizaeaceae, 387 

 Selaginella, 523, 527 

 Sphagnum, 172 

 succubous, 116 

 traps (in Acrogynae), 117 

 vascular bundles, 247, 252, 327 

 venation, 258, 271, 286, 299, 



300, 333, 579 

 Leaf traces, 162, 222, 223, 290, 361, 



495 

 Leafy sporophyte, 231 



origin of, 572 

 Lejeunia, 114, 619; sp. Fig. 62 

 metzgeriopsis, 116, 118; Fig. 60 

 serpyllifolia, Fig. 59 

 Lejeuneaceae, 619, 620 

 Lenticels, 292 



