540 



MOSSES AND FERNS 



Marchantiaccce, 2, 8, 9, 14, 15, 19, 21, 

 22, 68, 71, 72, 73, 76, 79, 80, 82, 

 88, 90, 93, 114, 117, 149, 150, 

 1 5 1) 509; branching, 46; diagnosis 

 of M., 21 ; growth of thalhis, 24; 

 oil bodies, 44 ; resume of M., 69 ; 

 rhizoids, 22 ; sexual receptacles, 

 47 ; sporophyte, 24 . 



Marchantiea;, 22, 42, 63, 67 ; air 

 chambers, 22, 42, 48 ; branching, 



46 ; classification, 67 ; elaters, 22, 



47 ; pores, 22, 42 ; rhizoids, 42 ; 

 spores, 47 ; sporogonium, 22, 47 ; 

 ventral lamellse, 48 



Marsilia, 5, 398, 399, 401, 402, 403, 



404, 405, 406, 407, 409, 410, 412, 

 413,414,416,418,419,421,487; 

 cotyledon, 407 ; foot, 409 ; leaf, 

 413; root, 409, 413; stem, 410, 

 412 ; sporocarp, 399 : vascular 

 bundles, 413, 414 



^gyptiaca,_399 



Drummondii, 413 



hirsuta, 414 



polycarpa, 412 



quadrifolia, 413 



salvatrix, 413 



vestita, 221, 400, 401, 402, 403, 404, 



405, 410, 413, 414; antheridium, 

 401 ; archegonium, 404, 405 ; em- 

 bryo, 407 ; germination, 401, 404 ; 

 macrospore, 403 ; microspore, 400 ; 

 spermatozoids, 402 ; stem apex, 

 412. Figs. 206, 207, 208, 210, 

 212, 215 



Marsiliacea;, 7, 221, 307, 378, 398, 403, 

 405,_ 420, 421, 491, 516, 517 ; 

 fertilisation, 405 ; sporocarp, de- 

 velopment of, 414 



Mastigobryum, branching of, 112. Fig. 



53 

 Matonia, 374, 375 

 pectinata, 374 

 sarmentosa, 374 

 Metzgeria, 14, 71, 82, 84, 108, no, 

 "5' 309, 341. 509 ; apical growth, 

 82; branching, 83; embryo, ^"j , 

 88 ; sexual organs, 84 ; thallus, 

 82 

 furcata, 84, 87 

 pubescens. Fig. 33 

 Metzgeriaceje, 73 

 Metzgerieae, 95 

 Mnium, 153, 360 

 Mohria, 371, 372 

 Monocotyledons, 276, 285, 292, 300, 



442, 518 

 Morkia (see Pallavicinia) 



Mosses (see also Musci), 2, 9, 11, 12, 

 13, 152, 302, 360, 509, 510, 511 ; 

 antheridium, 156; archegonium, 

 156; dehiscence of capsule, 157; 

 gemmae, 154; leaf, 154; non-sexual 

 reproduction, 154; protonema, 153; 

 rhizoids, 154; sporogonium, 157; 

 stem, 154; stomata, 157 



Musci (see also Mosses), 8, 152, 519 ; 

 affinities of, 216 ; calyptra, 13 ; 

 columella, 13; operculum, 13 



Muscineae (see also Bryophyta), 8, 508, 

 509, 512; antheridium, 10; arche- 

 gonium, 10 ; asexual reproduction, 

 9 ; classification, 12 ; dehiscence of 

 sexual organs, 11 ; fossil M., 215 ; 

 gametophore, 9 ; origin of sexual 

 organs, 1 1 ; paraphyses, 1 1 ; peri- 

 chaetium, 11 ; protonema, 9 ; sporo- 

 phyte, 12 



NOSTOC, 95, 115, 117, 119, 122, 138, 



139 



Notothylas, 19, 1 14, 115, 116, 140, 150, 

 151, 170, 171, 178, 217 ; arche- 

 gonium, 140 ; antheridium, 140 ; 

 embryo, 141 ; thallus, 140 



melanospora, 147 



orbicularis, 116, 122, 140, 142, 147. 

 Figs. 55, 68, 69, 70, 71, 72, 73, 



74 

 valvata (see N. orbicularis) 



OEdogonium, 515 



Onoclea, 308, 310, 314, 319, 335, 340, 

 341, 345, 348, 349, 351, 377 

 sensibilis, 308 



struthiopteris,3o8,32i, 323, 324,325, 

 326, 328, 334, 335 ; air chambers 

 of rhizome, 323; antheridium, 310; 

 apical growth of prothallium, 313 ; 

 archegonium, 313; cotyledon, 317, 

 320; embryo, 315; fertilisation, 

 315 ; foot of embryo, 319; germina- 

 tion of spores, 308 ; leaf, 320, 321, 

 325 ; prothallium, 310, 313 ; root, 

 319, 321 ; sclerenchyma, 323 ; 

 spermatozoids, 312, 313 ; spores, 

 308, 335 ; .stem, 318, 321 ; 

 stomata, 326 ; vascular bundles, 

 319, 320, 321, 322, 323, 324. 

 Figs. 156, 157, 158, 159, 160, 

 161, 162, 163, 194 



Ophioderma (see Ophioglossum pendu- 

 lum ) 



Ophioglossum, 4, 220, 235, 240, 242, 

 243, 244, 247, 248, 250, 251, 252, 



