INDEX. 



289 



Myrtales, 201. 

 Myrteze, 126. 



Naiadaceae, 185. 



Naked, 41. 



Narcissales, 220. 



Natural System of De Candolle, 90. 



Nectary, 43, 49. 



Nelumbiaceae, 95. 



Nepenthales, 212. 



Nervures, 26. 



Nodes, 19. 



Nodose, 11. 



Nolanales, 214. 



Normal leaf-buds, 22. 



Notorhizeae, 97. 



Nucamentosae, 213. 



Nuclei, 21. 



Nucleus, 54, 71. 



Nuculanium, 61. 



Nut, 61, 63. 



Nyctaginacese, 157, 264. 



Nymphaeaceae, 94, 241. 



Oblique, 26, 42. 

 Oblong, 26. 



Obscurely triquetrous, 20. 

 Obtuse, 29. 



angled, 20. 



Ochreae, 29. 

 Octangular, 20. 

 CEnothereae, 127. 

 Oleacese, 145, 277. 

 Oleales,218. 

 Onagraceae, 126. 

 Onagrales, 201. 

 One-lipped, 43. 

 Operculum, 70. 

 Ophioglossaceae, 191. 

 Oplarium, 71. 

 Opophora, 6. 

 Opposite, 23. 



the leaves (inflorescence), 37. 



Orange, 62. 

 Orbicular, 26. 

 Orbiculi, 73. 

 Orbilla, 71. 

 Orchidaceae, 279. 

 Organs, compound, 9. 



elementary, 2. 



Orobanchaceae, 152. 

 Orthoploceae, 97. 

 Orthotropous, 55, 67. 

 Osmundaceae, 191. 

 Ostiolum, 73. 

 Oval, 26. 



cellular tissue, 3. 



Ovary, 49, 54. 

 Ovate, 26. 

 Ovenchyma, 3. 

 Ovule, 48, 50, 54. 

 Oxalidaceae, 114, 254. 



Paleae, 35. 

 Paleaceous, 60. 

 Palmaceae, 183, 279. 

 Palmales, 221. 

 Palmate, 28. 

 Pandales, 222. 

 Panduriform, 28. 

 Panicle, 39. 

 Papaveraceae, 98, 241. 

 Papayaceae, 248. 

 Papilionaceae, 120. 

 Papilionaceous, 42, 43. 

 Pappose, 60. 

 Pappus, 41. 

 Parenchyma, 8. 

 Parietal, 52. 

 Passifloraceae, 129, 248. 

 Passionales, 203. 

 Patellula, 71. 

 Pedate, 28. 

 Pedicels, 36. 

 Peduncle, 36. 

 Pelta, 71. 

 Peltate, 9, 26. 

 Penaeales, 211. 

 Pepo, 62. 

 Perianthium, 41. 

 Pericarp, 57. 

 Peridiolum, 72. 

 Perigonium, 41. 

 Perigynous, 45. 

 Perisperm, 65. 

 Peristome, 69. 

 Perithecium, 71, 73. 

 Petals, 42. 

 Petiole, 24. 

 Petiolar, 37. 

 Petivales, 212. 

 Petiveriaceae, 156, 264. 

 Pha?nogamous plants, 90. 

 Phaceliales, 216. 

 Phanerogamous plants, 90. 

 Philadelphaceae, 125. 

 Phragmata, 53. 

 Phycomater, 72. 

 Phyllodium, 24. 

 Physiological Botany, 1. 

 Phytolaccaceae, 156, 263. 

 Pileus, 73. 

 Pinaceaa, 171,277. 

 Pine-apple, 63. 

 Pinnate, 28. 

 Pinnatitid, 28. 

 Piperaceae, 164, 261. 

 Piperales, 210. 

 Pistil, 49. 

 Pistillidium, 71. 

 Pitcher, 25. 

 Pith, 13. 

 Pitted tissue, 4. 

 Pittosporaceae, 114. 

 Pittosporales, 200. 



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