310 



INDEX 



Macrosporangluin (see also "Ovule"), 

 145, 146, 150, 151, 15i1, 160, 161, 162, 

 163, 165, 168, 169, 170, 178, 179, Figs. 

 38, 39, 40, 41, 42. 



Macrospore (see also " Embryo- 

 sac"), 145, 146, 148, 149, 150, 151, 

 152, 158, 159, 163, 165, 168, 170, 178, 

 179, 293; Cycas, 163 ; Conifers, 165, 

 169, 170, 179; Isoetes, 149, 150; 

 Marsilia, 150, 151 ; Salvinia, 151 ; 

 Selaginella, 145, 152. 



Madder family (Rubiacese), 215. 



Madrono (Arbutus Menziesii), 214, 

 240 



Magnolia, M. family, 207, 208, 230, 

 235, 237, 238. 



Man as agent in distribution, 229, 

 241, 243. 



Mandevillea suaveolens, 278, Fig. 60. 



Mango, 240. 



Mantchuria, 236, 237. 



Manzanita (Arctostapbylos), 214, 

 240, 271, 274. 



Maple, M. family (see also " Acera- 

 ce£e"),209, 240. 



Marattia, Marattiacese, 123, 127, 133, 

 136, 139, 154, 223, 224 ; gametopbyte 

 of, 123, 127 ; fossil M., 154, 223, 224. 



Marcbantiaceae, 107, 119. 



Marine algse (see also " Sea-weeds ") , 

 20, 63, 262, 263, 264, 265. 



Mariposa lily (Calochortus) , 240. 



Maritime plants, 201, 275. 



Marsilia, Marsiliaceae, 150, 151, 152, 

 155 ; M. vestita, 150, 152, Fig. 39. 



Maruta, 215. 



May-weed (Maruta), 215, Fig. 53. 



Mecbanieal contrivances for cross- 

 fertilization, 250, 251, 252, 253, 254, 

 255, 295. 



Mechanical tissues, 263, 267, 296. 



Mediterranean region, 241. 



Mesembryanthemum, 275. 



Mesocarpus, 60. 



Mesotaeuium, 160. 



Mesozoic formations, 138, 165, 222, 

 224, 227, 228. 



Mesquit (Prosopis) , 238. 



Metazoa, 25. 



Metzgeria, 106, 119, Fig. 27. 



Mexican sage {Salvia splendens), 

 249. 



Mexico, 173, 237, 239. 



Micropyle, 171, 181. 



Microspora, 52, Fig. 8. 



Microspore (see also " Pollen ") , 145, 

 149, 150, 159, 102, 163, 170, 180, 203, 

 292, Figs. 39, 40, 42. 



Microsporangium (see also " Pollen- 

 sac"), 145, 146, 159, 161, 163, 165, 

 168, 169, 170, 179, 180, Figs. 38, 39, 

 40, 41, 42. 



Mignonette (Reseda) , 248. 



Mildew (see also " Peronosporeae," 

 " Erysipheas ") , 82, 91, 92 ; Rose M. 

 (see Sphserotbeca) , Fig. 24. 



Milkweed, M. family (see also 

 " Asclepias"), 215, 254, 255, 295. 



Mimosa, 24, 212, 283. 



Mimosese, 212. 



Mint family (LabiatEe), 214, 218, 253. 



Miocene formations, 227. 



Mistletoe, 85, 205, 278. 



Mitosis (see also " Karyokinesis ") , 

 6. 



Moisture (a condition for growtb), 

 17, 18, 23, 262, 296. 



Monarda, 249. 



Monera, 4, 31, 32, 33, 45. 



Monk's-hood (Aeonitum), 208, 247. 



Monoblepharis, 83. 



Monocotyledons, 177, 183, 184, 185, 

 186, 187, 188, 189, 190, 191, 192, 193, 

 194, 195, 196, 197, 198, 199, 200, 201, 

 202, 203, 205, 206, 207, 211, 217, 219, 

 228, 229, 260, 267, 268, 273, Figs. 45, 

 46, 47. 



Monotropa, 203, 213, 218, 270, 279, 

 Figs. 52, ,59. 



Monstera, 187. 



Morning-glory, 214, 278. 



Mosses (see also " Bryophyte,") 

 15, 16, 27, 28, 49, 52, 55, 63, 77, 

 101, 102, 104, 105, 108, 113, 114, 

 115, 116, 117, 118, 119, 122, 123, 

 124, 125, 128, 130, 131, 132, 133, 

 144, 152, 223, 240, 265, 266, 273, 275, 

 283, 285, 286, 289, 290; Irish M. 



