INDEX 



707 



Tannin cells, 286, 292 

 Tapetum, 257, 270, 272, 294, 295, 

 307, 342, 343> 366, 383, 438, 

 502, 531, 532, ss8, SS9 

 Targionia, 22, 42, 43, 44, 46, 48, 

 52, 58, 65, 66, 67, 70, 71, 610, 

 611 

 antheridium, 50 

 archegonium, 53, 55 

 spore-division, 63 

 sporophyte, 60 

 hypophylla, 24, 50; Figs. 1, 18, ig, 

 23, 24, 27, 28 

 Targioniaceae, 609, 612, 613 

 Targionieas, 69, 71 

 Terrestrial plants, 230, 569, 575 

 Terrestrial sporophyte, 230 

 Tertiary, 306, 577 

 Tertiary formations, 439 

 Tesselina (Oxymitra), 40, 42, 71, 

 611 

 pyramidata, 40 

 Tetraphideae, 218 

 Tetraphidales, 622, 623 

 Tetraphis, 161, 188, 218, 226, 227 

 gemmae, 10, 219 

 sporogonium, 220 

 peUucida, 162, 219; Fig. 118 

 ThaUocarpus, 75, 615 

 Theca, 211, 213 

 Thuidium, 161, 194 

 Thyrsopteris elegans; Fig. 229 

 Tmesipteris, 485, 504, 507, 509, 

 587, 640 

 tannensis; Figs. 293, 294 

 Todea, 346, 349, 359, 362, 364, 635 

 Africana, 309 

 barbara, 362, 363 

 HymenophyUoides ; Fig. 207 

 Trabecule, 526, 558, 559 

 Tracheary tissue, 222, 263, 285, 361, 



472, 496 

 Tracheids, 325, 338 



prothaUimn of Botrychium, 243 

 scalariform, 330 



Transpiration, 



Marchantiaceae, 69 

 Traps, 



leaves (Acrogynae), 117 

 Tree-fern, 335, 390, 581 

 Treubia, 100, loi, 158, 616 

 gemmae, 100 

 insignis, 100 

 Triassic, 582, 583, 586 

 Trichomanes, 306, 339, 349, 373, 

 376, 377, 380, 383, 580, 597 

 gametophyte, 374 

 alatum, 3 74 1 

 brach5rpus, 381 

 cyrtotheca; Figs. 219, 221 

 Draytonianum ; Fig. 214 

 Hookeri, 381 

 labiatum, 380 

 Motleyi, 380 

 muscoides, 380 

 parvulum, 380; Fig. 219 

 pyxidiferum, 374, 381 

 radicans, 379, 380, 381 

 reniforme, 380 

 rigidum; Fig. 218 

 venosum, 379 ; Fig. 220 

 Trigonantheae, 119, 620 

 Trochopteris elegans, 384 

 Tubers, 69, 131, 145, 433, 565 

 Equisetimi, 459 

 Geotihallus, 83 

 MarsUia, 434 



Umbraculum, 615 

 Urn (see Theca), 211 

 Umatopteris, 583 



Vaginiila, 180 



VaUecular canals, 464 



Vascular bundles, 122, 245, 247, 

 249, 250, 252, 261, 265, 285, 

 287, 307, 325, 327, 330, 357, 

 380, 433, 462, 464, 471, 492, 

 496, 507, 526, 528, 549, 552, 

 556, 628, 629, 631, 632, 63s 



