INDEX. 



Platinum chloride, for reagent, 56, 

 81, 128. 



osmic-acetic acid, for fix- 

 ing, 1 80. 



Pleochrolsm, 204. 

 Pleurotanium Trabecula, 159. 



Plugge's reagent, 130. 



Podocarpus elongatus, 173. 



Podosphcera Oxyacantha, 231. 



Polarized light, 60, 65, 73, 88, 220, 226. 



Polygonacece, 88. 



Polypodium irreoides, 222, 240. 



Polyporus hispidus, 91. 



Potamogeton, 21 1. 



Potassic-mercuric chloride, as re- 

 agent, 122. 



iodide, as reagent, 122, 



123, 128. 



Potassium, 56. 



acetate, as reagent, 70. 



bichromate for antiseptic, 4. 



for differentiating, 



182, 192, 197. 



for reagent, 116, 123, 219. 



bismuth iodide, as reagent, 123. 



calcium iodide, as reagent, 123. 



carbonate, as reagent, 86. 



caryophyllate, 84. 



chlorate for maceration, 6. 



chromate, 4, 122. 



ferrocyanide, as reagent. 68, 



132, 135, 172, 190, 192. 



hydrate. See Caustic potash. 



iodide, 45, 57. 



myronate, Si, 95. 



nitrate, 51. 



as reagent. See Salt- 

 peter. 



oxalate, Acid, as reagent, 70. 



permanganate for differentiat- 

 ing, 200. 



platinum chloride, 56. 



sulphate, 49, 50. 



sulphocyanide, as reagent, 68, 



123. 



Primula cete, 156. 



Proteids, 128. 



Protelds, Reactions of, 129. 

 Protein crystalloids, 194, 205, 217, 



222. 



grains, 215. 



Proteosomes, 244. 

 j Protoplasm and cell-sap, 174. 

 | Protoplasm, Reactions of, 237. 



Protoplasmic Connections, 245. 



Prunus Lauro-cerasus, 136. 



Pulmonaria officinalis, 236. 



Pulverization methods, 174. 



Pyrenin, 135, 136. 



Pyrenoids, 206. 



Pyroligneous acid, 180. 



Quercus Suber, 149. 

 Quinones, 87. 



Raphides, 58, 60. 

 Raspail's reagent, 138, 224. 

 Reactions of cell-sap, 236. 



of protoplasm, 237 



Reagent-bottles, 15. 



Remijia purdieana, 51. 



Removing air from tissues, 5. 



Replacement of alcohol, 14. 



Resedacece, 137. 



Reserve-cellulose, 162. 



Resin, 211. 



Resins, 90. 



Resorcin, as reagent, 86, 145. 



Resting nucleus, Recognition of, 190. 



Retinic acids, 91, 92 



Rhabdoids, 223. 



Rhamnus frangula, 87, 93. 



Rhodospermin, 223. 



Ricinus, 117, 1 1 8, 130, 216, 218, 219. 



Rochelle salt, as reagent, 77. 



Ruberythric acid, 95. 



Rubiacecz, 210. 



Rubia tincloruni, 95. 



Rutin, 96. 



Saccharose, 78. 



Saffron-yellow, 96. 



Safranin, 148, 152, 185, 186, 207. 



Salicin, 96. 



Salicylic aldehyde, 146. 



