INDEX. 



611 



Paleae of ferns, 193. 

 Palms, 55, 276, 423. 



stems of, 257. 

 Pampas, 477. 

 Pandanus, 219. 

 Panicle, 309. 

 Panicum miliaceum, 397. 

 Papaver, 440. 

 Papilla of a leaf, 273. 

 Papilla?, 69, 377, 436. 

 Papyrus antiquorum, 239. 

 Paracorolla, 364. 

 Parapetala, 364. 

 Parasites, roots of, 220. 

 Parenchyma, 5i, 111, 220. 



cells, 59. 



spherical, 57. 



spongiform, 52. 



of leaves, 277. 



Parietaria judaica, 122, 552. 

 Parmelia, 128. 



parietina, 160. 

 Partes, 130. 



palmata?, 133. 

 Partitus, 130. 

 Passiflora, 356. 



alata, 154. 



alba, 431. 



princeps, 35. 

 Pastinaca, 302. 

 Patellceformis, 131. 

 Peas, 490. 

 Peckea, 423. 

 Pedicel, 300, 304, 446. 

 Pedicularis, 365. 



palustris, 34, 395. 

 Peduncle, 300, 304, 446. 

 Peireskia, 261. 

 Pelargonium, 319. 

 Peliosanthes Theta, 328. 

 Pellia epiphylla, 172. 

 Peltidea canina, 161. 

 Peltigera canina, 40. 

 Penicillium, 152, 154. 

 Peperomia, 277, 360. 

 Pepo, 448. 

 Perennials, 258. 



bark of, 241. 

 Perianth, 1 70, 333, 338. 

 Perianthial leaves, 333. 

 Peristoma, 179. 

 Perula, 286. 

 Petals, 333 . 

 Petiole, 266. 

 Petroselinum, 302. 

 Peziza, 103, 145. 

 Phalaris, 26. 



cocrulescens, 340, 365. 

 Phanerogamia, 7, 27, 64, 57, 95, 



202, 212, 270, 297, 558. 

 Pharmacy, Botany in relation lo, 2. 

 Phascum, 136, 174, 184. 

 Phaseolus, 15, 400. 

 Phoenix dactylifera, 38. 

 Phormium tenax, 34, 120, 291. 



165, 



Phosphates, 83. 



Phosphorus, 3, 490. 



Phragmites communis, 219- 



Phycologia generalis, 10, 146. 



Phyllanthus, 128, 226, 389. 



Physiology, Botany in relation to, 7. 



Phytolacca decandra, 6. 



Phytelephas, 462. 



Pili, 69. 



Pili urentes, 69. 



Pilularia, 203. 



fruit of, 207. 



globulifera, 54, 205. 

 Pimelea decussata, 367. 

 Pinnate, 1 34. 

 Pinus, 35, 47, 160, 277. 



sylvestris, 40, 241. 

 Piperacese, 332. 

 Piper obtusifolium, 280. 

 Pisonia, 238, 250. 

 Pistia, 427. 



commutata, 406. 



obcordata, 406. 



obovata, 246, 419. 



Stratiotes, 94. 

 Pistil, 314, 368. 



modifications of form, 375. 



stem, 368. 



structure of, 376. 



superior, 368. 

 Pisum, 15. 



sativum, 257, 314. 

 Pitchers, 268. 



Pitcher-shaped leaves, 131. 

 Pith, 111,237, 242. 



of the stem, 18. 

 Plantae compositas, 127. 



simplices, 126. 



agamicae, 139. 



aerea?, 144. 



aquaticae, 144. 



athalamicae, 139, 203. 



cellulares, 141. 



thalamicas, 21 1. 



vase ul ares, 141. 

 Plantago, 276. 

 Plantain, 476. 

 Plant-cell, 31,83. 

 Plants, life of, 458. 



movement of parts of, 544. 



alkaline, 492. 



chalk, 492. 



climbing, 544. 



contents in ashes of some, 564. 



death of, 536. 



digestion of, 493. 



food of, 470. 



in relation to the atmosphere, 503. 



phosphatic, 492. 



reproduction of, 524. 



sleep of, 455. 



siliceous, 492. ^ 



turf-moor, 491. 

 Plate-shaped leaves, 131 

 Pluerothallis ruscifolia, 280. 



R R 2 



