642 



INDEX 



Homosporese, 485 

 homosporus ferns, 597 

 homosporous Leptosporangiatse, 346 

 Hydropterids, 234, 307, 310, 311, 39^, 



441, 584 

 hygroscopic movement, 213 



Hymenophyllacese, 306, 307, 310, 



311, 369, 2>7^, 373, 440, 441, 570, 

 581, 584, 603 



archegonium, 2>17 

 embryo, y]! 

 gametophyte, Z72> 

 leaf, 380 

 root, 381 



sexual organs, '^'j6 

 sporangium, 381, 382 

 stem-structure, 378, 279 

 vascular bundles, 380 

 Hymenophyllites, 439, 584 

 Hymenophyllum, 308, 362, zi?^, 374, 

 276, 383, 597; sp. Figs. 215, 216, 

 217 



gemmse, 375 

 demissum, 381 

 dilatatum, 380 



recurvum, 379; Figs. 219, 220 

 scabrum, 379, 380 

 Hymenophyton, 87, 573 

 Hymenostomium, 218 

 Hypnum, 161, 578 

 hypodermis, 223 



Indusium, 298, 395, 439 



Cyatheacese, 392 

 incubous leaves, 116 

 intercalary branches, 117 

 interrelationships, 



Hepaticse, 157 

 intine, 5, 19, 443 

 involucre, yy, 98 

 iron pyrites, 576 

 Isoetacese, 536 

 Isoetales, 233, 536 



Isoetes, 304, 401, 534, 536, 590, 604, 

 605 



afifinities, 560 



archegonium, 543 



embryo, 546 

 Bolanderi, 537 



echinospora, 538, 539, 544, 545, 

 557, 558, 559; Figs. 310, 31 r 

 (var. Brauni), 310, 311, 312, 313, 

 314, 315, 316, 317, 318, 320, 322 



Engelmanni, 558 



hystrix, 538, 553, 554 



lacustris, 538, 541, 544, 553, 556, 

 557, 560; Figs. 320, 321 

 neck cell, 545 



malinverniana, 538, 545; Fig. 310 



setacea, 538 



Jubuloidese, 119 

 Jungermannia, 112, 116, 578 

 bicuspidata, 109, 112, 114 

 Jungermanniacese, 12, 14, 47, 65, 126, 

 128, 143, 148, 155, 157, 182, 197, 

 227 



apical cell, 15 

 foliose, 117 

 thallose, 114 

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

 78, 81, 120, 158, 159, 593 

 foliose, J., 15, 16 

 Jurassic, 583, 584, 586 

 Jurassic formations, 439 



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



299, 582 

 pores, 299 

 synangium, 300 

 sesculifolia, 300; Fig. 166 

 Kaulfussiese, 298, 300, 583 

 Keimschlauch, 19 



Laccopteris, ^7^ 



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



.526, 551 



stem, 463 

 lacunar tissue, 59 

 Laminariaceae, 573 

 Laxsomacese, 311 



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

 456, 497, 498, 525, 555, 598 



Acrogynae, 116 



Amblystegium, 19:: 



Andrea^a, 182 



Angiopteris, 290 



arrangement, 553 



