646 



INDEX 



190, 193, 229, 230, 231, 305, 372, 

 565, 566, 568, 570, 577, 578, 594, 



595 



aquatic, 160 



cleistocarpous, 188 



leaves, 162, 218 



non-sexual reproduction, 162 



saprophytic, 160 



skin, 162 



sporophyte, 165 



peat tufa forming, 166 



stegocarpous, 166, 188 

 mucilage, 564, 565 



thallus, 123 

 mucilage cells, 362 



Hepaticse, 15 



Marchantiacese, 43, 69 

 mucilage clefts, 121, 125, 126, 128, 



144, 145 



mucilage ducts, 43, 292, 500 

 mucilage slits, 146 

 multicellular spores, 



Conocephalus, 19 

 multipolar nuclear spindle, 476 

 Musci, 8, 13 



affinities, 226 



Muscinese, 8, 9, 15-9, 160, 229, 231, 

 562, 592, 601 



antheridium, 10 



apical cell, 9 



archegonium, 



asexual reproduction, 9 



classification, 12 



fossil, 226, 577"^ 



gametophyte, 9 



rhizoids, 9 



sex-organs, 11, 164 



sporogonium, 12 



sporophore, 12 



sporophyte, 12, 594 

 Muscites, 578 

 Mycorhiza, 238, 239, 270 



Nebenkorper, 52 

 neck-cell 



Isoetes lacustris, 545 

 neck-canal cells, 



Equisetum, 453 

 Nenropteris, 585 



Noeggerathia, 585 



Nostoc, loo, 121, 123, 125, 128, 145, 



146, 564 



Notothylas, 120, 122, 146, 147, 148, 

 158, 159, 179, 187, 228, 302, 318 

 antheridium, 149, 150 

 archegonium, 150 

 embryo, 151, 152 

 spore-development, 155 

 spores and elaters, 156 

 sporophyte, 153 

 thallus, 149 

 melanospora, 156 

 orbiculata, 148 

 orbicularis, Figs. 64, 80, 81, 82, 83, 



84,85 

 valvata (orbicularis), 122, 128, 



148 



Novanitrium, 216 

 nuclear division, 541 

 nuclei in sieve-tubes, 331 



octant wall, 322 

 CEdogonium, 562, 601 

 oil-bodies, 40, 394 



Marchantiaceae, 44 

 Oligocene age, 578 

 Oligocarpia, 584 



Onoclea, 281, 319, 339, 343, 348, 35^, 

 357, 358, 359, 395 



antheridium, 315 



cotyledon, 324 



embryo, 323 



fertilization, 320 



primary foot, 325 



prothallium, 314 



sex-organs, 314 



spermatozoid, 316 

 sensibilis, 312, 579; Figs. 177, 178 

 struthiopteris, 312, 327, 328, 331, 



333, 334, 342, 579; Figs. 173, 



174, 175, 1/6, 179, 181, 230 



air-chambers in, 329 



stem, 329 

 oogonium ; I 

 oospore, 563 

 opercular cell, 352 

 OperculatcT, 69 



