340 



INDEX. 



Mosses, hybrid, 310. 

 Mougeotia, 288. 

 Musa, 74. 

 Myrtacese, 98. 

 Nardus, 87. 

 Narcissus, 53, 56, 80. 

 Nasturtium pyrenaicum, 22. 

 Nicotiana, 92, 98. 

 Nostoc, 145, 155. 

 Nucleus, 174. 



division of, 241, 248. 

 solution of, 195, 241, 248. 

 Nymphsea, 79. 

 Oak v. Quercus. 



CEdogonium, 141, 148, 150, 156, 

 157, 161, 163, 170, 

 175, 183, 196, 201, 

 209, 232, 224, 227, 

 231, 247, 281. 



apophysatum, 141, 162, 301. 



capillare, 170. 



echinospermum, 143, 302. 



fonticola, 141, 170, 224. 



Landsboroughii, 164, 301 . 



supposed conjugation of, 300. 

 (Euothera biennis-muricata, 42. 



muricata, 71. 

 Oil (fixed), 193, 195, 200. 



disappearance of, 204, 205. 

 Ophiocytium, 260. 

 Ophioglossum, 18, 59, 189. 

 Orchidese, 33. 



Ornithogalura sulphureum, 276. 

 Oryza, 88. 

 Oscillaria, 131, 197. 

 Oxalidese, 93. 

 Oxalis Acetosella, 54. 



stricta, 30. 

 Oxyria, 77. 

 Pachysandra, 35. 

 Pffionia, 71, 73. 



Moutan, 96, 99. 



Palmellaceie, 331, 174, 190, 213. 

 Palmoglcea, 133, 135, 202, 285. 

 Pandorina, 159, 209, 212, 224. 

 Panicum tnirabile, 88. 

 Papilionacese, 98. 

 Paris quadrifolia, 26, 34. 

 Parnassia palustris, 226. [249. 



Passiflora (Pollen-formation of), 248, 

 Pediastrum, 125, 161, 184, 200, 209, 

 Pedicularis palustris, 71. [250, 266. 

 Penium, 292. 



curtum, 181, 190, 203. 

 Jenneri, 289. 



Perigynium, 100. 

 Petals, 64, 93. 

 Peziza, 186, 260. 

 Pbaseolus, 33. 

 Phlox paniculata, 72, 76. 

 Phyllotaxy, 116. 

 Physalis Alkekengi, 30. 

 Pbytolacca, 95. 

 Pinus, 32, 39. 



(Pollen-formation of), 248, 



249, 256, 257. 

 Plantago lanceolata, 57. 



major, 35. 

 Platyzoma, 114. 

 Pleurococcus, 131, 258. 



miniatus, 182, 213, 230. 

 Poa alpina, 57. 



bulbosa, 57. 

 Podophyllum, 77. 

 Polemoniaceae, 33. 

 Pollen-grain, 228, 254. 

 Polygala, 77. 

 Polygoneze, 94, 97, 98. 

 Polygonum , 9 6 (vide addend, et corrig.) 

 Prasiola, 131. 



Primordial utricle, 156, 169, 170. 

 Primulacese, 33, 95, 97, 99. 

 Propagation of cells, 227. 

 Protococcus, 125, 127. [258. 



viridis, 209, 212, 213, 

 Pteris aquilina, 59. 

 Pulmonaria officinalis, 71. 

 Pyrola, 55. 



Quartering of cells, 254. [71. 



Quercus, 18, 20, 31, 36, 54, 62, 65, 

 pedunculata sanguinea, 313. 

 Rafflesia, 26. 



Reconstruction of the Cell, 226. 

 partial, 272. 

 with halving, 232. 

 with quartering, 254. 

 with division into 

 many portions, 259. 

 Resorption of cells, 193. 

 Respiration of plants, 217. 

 Rhamnese, 94. 

 Rheum, 96. 



Rhizocarpese, 144, 255, 256. 

 Rhododendron, 54. 

 Rhynchonema, 289. 

 Ribes, 78, 314. 

 Rivularia, 147, 148. 

 Rivularieac, 146, 178. 

 Robinia Pseud-acacia inermis, 312. 

 Root, 111. 



