INDEX. 



263 



Moors, 187, 188. 



Mosaic arrangement, 25, 27, 37. 



Mosses, 87, 107, 110, 113, 118, 188, 



194, 209, 214. 

 Motile leaves, 9, 10, 11, 49, 198, 



199. 

 Mould, 109. 

 Mullein, 43, 44. 

 Mushrooms, 157. 



X 



Nectar, 123, 158. 

 Nelumbium, 180. 

 Nicotiana, 80. 

 Nightshade, 26. 

 Nitrogen, 153. 

 Nodes, 54. 

 Nuphar, 92. fc 

 Nutrition, 3, 149. 

 Nymphsea, 178, 180. 







Oak, 69, 101. 



Oak forest, 145, 248. 



OZdogonium, 111. 



Orchids, 98, 99, 126, 127, 132, 



134, 135, 136, 189. 

 Organs, 3. 

 Ornithogalum, 81. 

 Ovary, 79, 80, 125. 

 Ovules, 78, 79, 80. 

 Oxalis, 10, 50, 199. 

 Oxygen, 29, 138, 153. 



Palisade tissue, 39, 40, 42, 205. 

 Palms, 86, 87, 230. 

 Pandanus, 103. 



133, 



Parasites, 106, 150. 



Passion Tine, 



Pastures, 241, 242. 



Pellionia, 24. 



Pentstemon, 137. 



Peony, 78. 



Petals, 78, 79, 80. 



Petioles, 15, 26, 35, 55. 



Phlox, 80. 



Photosynthesis. 28, 29, 150, 152, 

 153, 156. 



Physiology, 149. 



Pickerel weed, 181, 182. 



Pines, 63, 65, 66, 112, 115, 117, 190, 

 837, ttt9,230. 



Pirus, 79. 



Pistil, 77, 79, 80. 



Pitcher plant, 155, 156, 157, 158. 



Pith, 83, 84, 107. 



Plains, 213, 215, 216. 



Plankton, 174. 



Plant body, 2. 



Plastid, 152. 



Platycerium, 100. 



Plumes. 112, 113, 114, 116, 117. 



Plumule, 51, 140. 



Pollen, 77, 111, 112, 115, 121, 



123. 

 Pollination, 77, 115, 122, 123. 

 Polygonatum, 35. 

 Ponds, 142, 175, 178, 180, I84. 

 Pond weed. 176, 181, 182. 

 Potato, 74, 76. 

 Potentilla, 43, 79. 

 Prairies, 208, 222, 237, 240. 

 Prickles, 146. 



Prickly lettuce, 12, 197, 198. 

 Primrose, 137. 

 Procumbent stem, 57. 

 Profile position, 197, 198. 

 Pronuba, 130, 131. 

 Prop roots, 99, 103, 104, 105, 106, 

 255. 



