INDEX 



337 



trace of, 198 (Fig. 480) ; protostele of, 

 196, 197 (Fig. 477); protostelic structure 

 of, 215; spermatocytes of, 213; spore- 

 counts of, 208; stiff bristles of, 215 

 G/eichenia circinata, sporangia of, 206 (Fig. 

 489), 207 (Fig. 490) 



G. dic/wtoma, sori of, 206 (Fig. 489), 207 

 (Fig. 490); spore-mother-cells of, 209 

 (Fig. 491) 



G.flabellata, flattened scale of, 216 (Fig. 

 495); rhizome of, 197 (Fig. 478); sori 

 of, 196 (Fig. 476), 203, 207 (Fig. 490); 

 sporangia of, 207 (Fig. 490); spore- 

 mother-cells of, 209 (Fig. 491) 



G. laevigata, antheridia of, 212 (Fig. 494) 



G. Hnea7-is, dichotomj- of, 193 (Fig. 472); 

 hairs of, 195; pinnule of, 204 (Fig. 486); 

 soral construction of, 199 ; sorus of, 203, 

 204 (Fig. 487) 



G.pectinata, 282; hairs of, 195, 196 (Fig. 

 475) ; pinnule of, 205 (Fig. 488) ; soleno- 

 stelic structure of, 199 (Fig. 481); 

 solenostely of, 199, 215 ; soral construc- 

 tion of, 199; sorus of, 205 (Fig. 488) 



G. polypodioides, antheridia of, 212 (Fig. 

 494) 

 Gleicheniaceae, 7, 8, 193 sqq. (ch. xxiv) ; 

 comparison of, 214-17; dermal append- 

 ages of, 195, 215; distribution of, 328; 

 Fossil, 211 ; gametophyte of, 212; habit 

 of, 193 ; phyletic grouping of, 217 ; sori 

 of, 196,216; spore-producing members 

 of, 203 

 Gradatae, 325 



Gradate sorus of Cyatheaceae, 307 ; sorus, 

 principle of, 244; state, origin of, 304; 

 type, 233 

 Gram/natopieris, 10; protostele of, 139; 



stems of, 13 

 Gymnogrammoids, 2)32, 



Habit, dendroid, 309; "filmy," 237; of 

 Cyatheaceae, 293 ; of Cyathea sinuata, 

 -95 (Fig. 557); of Dennstaedtiinae, 

 268; of Dicksonieae, 263; of Dipteri- 

 daceae, 311; oi Dipteris co)ijiigata, 322 

 (Fig. 580) ; of Hymenophyllaceae, 234; 

 oiHymciiophylliitii, 236 (Fig. 505); of 

 Lophosoria quadripinnata, 283 ; of 

 Loxsomaceae, 252; oi Marsilea, 176; 

 of M. qiiadrifolia, 177 (Fig. 459); of 

 Matoniaceae, 220 ; of Matonia ptxti- 

 nata, 220 (Fig. 496); of Metaxya ros- 

 trata, 288 ; of Ophioglossaceae, 42-7 ; 

 of OphioglossuDi vulgatum, 47 (Fig. 

 340) ; of Plagiogyriaceae, 275 ; of Pla- 

 giogyria, 276 (Fig. 542); oi Platyzoma, 

 199; of P. microphyUa, 201 (Fig. 482) ; 

 of Protocyatheaceae, 282 ; of Regnelli- 

 diinn, 178 (Fig. 460); of Schizaeaceae, 

 152 sqq. (ch. XXll) ; of Stromatopteris, 

 200; of^S". tnomlifor/iiis, 202 (Fig. 484); of 



Thyrsopterideae, 260 ; of Trichoinanes, 

 . 235 (Fig. 504) 



Y\.?i\x%oiGleicheniali)ieans, 195: oiG.pecti- 

 iiata, 195, 196 (Fig. 475); o{ Lophosoria, 

 283; of Marattiaceae, 97 ; of Osmund- 

 aceae, 143; oi Platyzoma, 196 



Hausinanina, 323 ; sp., Fig. 579 

 H. dic/iotoina, 320 (Fig. 578) 

 //. Forchamuteri, 321 



Hawlea, 114 (Fig. 406) 



Helminikostachys, 42,93, 230; abnormalities 

 of, 52 (Fig. 344) ; antheridium of, JJ 

 (Fig. 378f; archegonium of, 77 (Fig. 

 378) ; axillary buds of, 54 ; embryogeny 

 of, with a suspensor, 82 ; embryos of, 

 84 (Fig. 385); gametophyte of, 78; 

 leaf-insertion of, 53 (Fig. 346); leaf-trace 

 of, 60 (Fig. 352) ; origin of spike of, 72 ; 

 rhizome of, 49; root of, 55; single 

 species of, 91 ; spike of, 49, 65 (Fig. 

 361); sporangia of, 74 (Fig. 374); 

 sporangiophores of, 73 (Fig. 373), 74 

 (Fig. 374) 

 H. seylafiica, 6% (Fig. 364); endodermis 

 of, 56 (Fig. 347); prothalli and sexual 

 organs of, 77 (Fig. 378) ; rhizome of, 

 46 (Fig. 339); stele of, 59 (Fig. 351 j; 

 vascular skeleton of, 60 (Fig. 353) ; 

 young spike of, 72, (Fig. 372) 



Heiniphlebimu, 234 



H e mite lia, 2(^2)1 3'°; "aphlebiae" of, 305; 

 indusium of, 300; vein-fusion in, 305 

 H. capeiisis, segmentation of sporangia 



of, 302 (Fig. 566) 

 H. Karsteniana, venation of, 296 (Fig. 

 558) 



Heterophylly of Platysoina nncrophylla, 

 201 (Fig. 482), 214 



Heterosporous character of H ydropterideae, 

 176 



Hooker Lecture, by Seward, 327 



HydroglossitDi, 162 



Hydropterideae, heterosporous character 

 of, 176 



Hymenophyllaceae, 7, 234 sqq. (ch. XXVIl) ; 

 anatomy of, 239; axillary branches in, 

 237 ; comparison of, 248 ; gametophyte 

 of, 244; habit of, 234; indusium of, 

 242, 249 ; soral estimates of, 244 ; sori 

 and sporangia of, 240; spore-counts of, 



243 

 Hymcnophyllites qiiadridacfylites, 7, 234 

 Hyuienopliylluni, 234, 250; habit of, 236 



(Fig. 505) 

 H. australe, habit of, 236 (Fig. 505) 

 H. cruentuin, habit of, 236 (Fig. 505) 

 J-f. dilatatum, habit of, 236 (Fig. 505); 



sex-organs of, 247 (Fig. 519); sporangia 



of, 241 (Fig. 512); transverse section 



of, 240 (Fig. 510) 

 H. IVcissii, 7 

 H. Wilsoni, 241 (Fig. 513) 



