2 9 2 



JNDEX. 



Methyl alchol, 171. 



blue, as stain, 142, 153, 188, 



190. 



as reagent, 119. 



Methylene blue, 166, 168, 173, 191, 



192, 224, 235, 248, 256. 



Loeffler's, 253. 



Methyl green, 188, 190. 



orange, as reagent, 236, 238. 



Methyl violet, 189, 247, 254. 

 Micrasterias rotata, 62. 

 Microcosmic salt, as reagent, 67. 

 Microsomes, 212. 

 Microtome knife, 31. 

 Microtomes, 29, 30. 

 Microtome technique, 29. 

 Middle lamella, 6, 167. 

 Millon's reagent, 85, 129, 137. 

 Mimosa fudica, Glucoside from, 



98. 



Mimulus Tillingi, 195. 

 Minute structure of cell- wall, 170. 

 Moist chamber, 2. 

 Mordant for cilia of Bacteria, 258. 



spores of Bacteria, 257. 



Morphine, 123. 



Mounting delicate objects, 15. 



in air, 43. 



in balsam, 16. 



with alcohol, 12. 



aniline, 17. 



drying, 17. 



phenol, 17. 



Mucus-globules, 232. 

 Musa paradisiaca, 58. 

 Mustard oils, 81. 

 Myrosin, 81, 137. 



-Naphtol, as reagent, 76, 79, 145. 

 Narcelne, 124. 

 Narcotine, 124. 

 Neottia nidus-avis, 204. 

 Nephroma lusitanica, 87. 

 Nerium, 171, 172, 173. 

 Nessler's reagent, 57. 

 Nickel sulphate, as reagent, 50. 

 Nicotine, 128. 



Nigrosin, 189. 

 Nitella, 190, 224, 225. 

 Nitric acid, 50. 



for fixing, 213. 



for maceration,6. 



for reagent, 52, 54, 65, 85, 



86, 96, 103, 112, 113, 121, 122, 129, 



156. 



Specific gravity, 261. 



Nostoc, 233. 



Nucin, 87. 



Nuclear divisions, Fluid for, 4. 



Nuclear membrane, 192. 



Nucleic acids, 133. 



Nuclein, 234. 



Artificial, 134. 



Nucleins, 133. 



Nucleolus, 191. 



Nucleus, Constituents of, 175. 



Inclusions of, 194. 



Oil-bodies, 210. 



Oil-drops, 208. 



Oil-formers, 209. 



Oil of bergamot for clearing, 39. 



Oils, Ethereal, 89. 



To distinguish, 90. 



Fatty, 71. 



for clearing, 14. 



Ononis spinosa, 90. 

 Opium alkaloids, 123. 

 Oplismenus imbecillus, 2 1 1. 

 Orange, stain, 186. 



Orcin, as reagent, 79, 84, 86, 136,, 



137. 145, 157- 

 Organic compounds, 69. 

 Ornithogalum, 210. 

 Orseillin, 199. 

 Oscillatoria, 104. 

 Osmic acid, as reagent, 27, 72, 90, 



117, 152, 178, 211, 212, 213, 214,. 



215, 219, 239. 

 Overstaining, 26. 

 Oxalic acid, 62, 70. 

 Oxalic acid for maceration, 6. 

 Oxygen, 44. 

 Oxynaphthoquinone, 87. 



