IXDEX 



343 



Marsilia, 15S. 



Megasporangium, 152, 177, 170. 

 Megaspore, 132, lij.5, 167, -170, 2iil. 



:m3. 



Megasporophyll, 152, IGo, 177, 100. 



Jleli!>sa, 275. 



Mentha, 239, 274. 



Meristem, 281. 



Mesophyll, 141, U.?, 191, 205. 



Mesophytes. 1324. 



Jlestome, 282. 



Micropyle, 775, 201, 202, 2uO. 



Microspira, 76. 



Microsphsera. 58. 



Jlicrosporangium, 152, 17ii, 107. 



Microspore, 152, 1G5, 166, 170, 107. 



201. 

 Microsporophyll, 153, 165, 174,796, 



198. 

 Midrib, 234. 

 Mildews, 57. 

 Mimosa, 265, 308, 309. 

 Mint : see Mentha. 

 Mint family : see LabiatiE. 

 Monocotyledons, 208, 232, 236, 289. 

 MoncEcious, 115. 

 Monopodia], 35. 

 Monotropa, 370. 

 Moonwort: see Botryohium. 

 Morels, 60, 62. 



Morning-glory : see Ipomcea. 

 Morphology, 2fl7. 

 Mosses, 93, 119, 124. 

 Mother cell, 9. 

 Mougeotia, 31. 

 Movement, 303. 

 Mucor, 49, 52, 53, 54, 55. 

 Mullein : see Yerbascum. 

 Musci, 119. 

 Mushrooms, 68. 



Mustard family : see Cruciferae. 

 Mycelium, 49- 



MyciiiuTCC'tes, 50. 

 Mycorrhiza, 87. SS. 

 :Myristica, 214. 

 Myrmecophytes. !I0, 01. 

 .^lyxomyocte?, 74, 7.'. 



Xaias, 237. 



Xarcissiis, 247. 



Xemalion, 4-^. 



Xepeta, 275. 



Xicotiana, 227, 275. 



Nightshade family : see Solanacefe. 



N'ostoe, 18. 



Xucellus, 178, 170, 2ol, 202, 203. 



Xucleus, 7. 



X'utation, 304. 



Xutmeg, 214. 



X-utrition, 3, 299. 



Xyctitropic movement, 309. 



XymphEeacea?, 261. 





 Oak, 255. 256. 



CEdogonium : see Edogonium. 

 I inoclea, 145, 147, I48. 

 Oogonium, 16. 

 Oosphere, 16. 

 Oospore, 16, 101. 

 Open bundle, 387. 

 Operculum, 122, 125. 

 Ophioglossum, 14-5. I40. 

 Orchidaceae, 249. 



Orchid family : see Orchidaceae. 

 Origanum, 274. 

 Ornithogalum, 247. 

 Oscillaria, 19. 

 Osmunda, 145. 156. 

 Ostrich fern : see Onoclea. 

 Ovary, 190, 200. 202. 

 Ovule, 178, 179, 201, 203. 



