Index Botany. 



503 



Nephrocytium, 228. 

 Nephrodmm, *190. 

 Xetrium, 227. 

 Nettle, Dead, 121. 



, Hemp, 120. 



, Stinging, 38. 

 Nicotiana, 123. 

 Nigella, 55. 

 Nightshade, Deadly. 1 23. 



. Enchanter's, 100. 



, Woody, 122. 

 44 Nodding Violet," 97. 

 Nostoc, 229. 

 Nuphar, *50. 

 Nymphaea, 50. 

 Nymphaeaceae, 50. 



Oak, 37. 

 Oat, Fals ,174. 

 Oat-grass, 174. 

 Oat, Wild, 174. 

 Obione, 44, 229. 

 Odontites, 129. 

 (Edogonium, 226. 

 <Enanthe, 104. 

 <Enothera, 100. 

 (Enotheraceae, 98. 

 Old Man, 143. 

 Old Man's Beard, 51. 

 Olea, 111. 

 Oleaceae, 111. 

 Olive, 111. 

 Onagraceae, *98. 

 Onion, 162. 

 Onobrychis, 84. 

 Ononis, 79. 

 Onopordon, 147. 

 Oomycetes, 219. 

 Opegrapha, 224. 

 Ophiocytiura, 228. 

 Ophioglossaceae. 188. 

 Ophioglossum, 188. 

 Ophrys, 157. 

 Opium Poppy, 56. 

 Orache, 43. 

 Orange, 88. 

 Orchidaceae, 153. 

 Orchis, 155. 

 Origan vim, 117. 

 Ornithogalum, 162. 

 Ornithopus, 84. 

 Orobanchaceae, 130. 

 Orobanche, 130. 

 Orpine, 66. 

 Orthopyxis, *200. 

 Orthotrichaceae, 199. 

 Orthotrichum, 199. 

 Oryza, 182. 

 Oscillatoria, 229. 

 Osier, 36. 



Osmunda, 189. 

 Osmundaceae, 189. 

 Oxalidaceae, 87. 

 Oxalis, 87. 

 Oxlip, 108, 109. 



Pallavicinia, *211. 

 Palm, 36, 166. 

 Palmaceae, 166. 

 Palmella, 228. 

 Pandorina, 228. 

 Panicum, 170, *171. 

 Pansy, 97, 217. 

 Papaver, 56. 

 Papaveraceae, 56. 

 Papilionaceae, *79. 

 Parietaria, 39. 

 Paris, 163. 

 Parmelia, 223. 

 Parnassia, 68. 

 Paronychiaceap, *50, 



*132. 

 Parsley, Fool's, 105. 



, Hedge, 106. 

 Parsnip, Wild, 105. 

 Passiflora, 97. 

 Passifloraceae, 97. 

 Passion Flower, 97. 

 Pastinaca, 105. 

 Pea, 85. 

 Peach, 70. 

 Pear, 77, 78. 

 Pearlwort, 49. 

 Pediastrum, 228. 

 Pedicularis, 129. 

 Pelargonium, 86. 

 Pellia, 212. 

 Pellitory, 39. 

 Peltigera, 222. 

 Penicillium, 218. 

 Penium, 227. 

 Pennycress, 65. 

 Pennyroyal, 117. 

 Pentstemon, 130. 

 Peony, 55. 

 Peplis, 98. 

 Peppermint, 116. 

 Perichaena, 220. 

 Perisporieae, 218. 

 Periwinkle, 112. 

 Peronospora, 219. 

 Pertusaria, 223. 

 Petasites, 144. 

 Petroselinum, 102. 

 Petunia, 123. 

 Peucedanum, *105. 

 Peziza, 217. 

 Phalaris, 171. 

 Phascum, 196, 197, *193, 



*198, *200. 



Phaseolus, 85. 

 Pheasant's Eye, 51. 

 Philadelphia/ 69. 

 Philonotis, 201. 

 Phleum, 172. 

 Phlyctis, 223. 

 Phormium, 163. 

 Phragmidium, 216. 

 Phragmites, 174. 

 Phy corny cetes, 218. 

 Phyllitis, 189. 

 Physalis, 123. 

 Physarum, 220. 

 Physcia, 222. 

 Physcomitrium, *200. 

 Phyteuma, 138. 

 Phytophthora, 21 

 Picea, 187. 

 Picris, 149. 

 Pignut, 103. 

 Pilobolus, 218, 219. 

 Pilularia, 188. 

 Pimpernel, 110. 

 Pimpinella, 103. 

 Pinaceae, 187. 

 Pines, 187, 217. 

 Pinguicula, 131. 

 Pink, 44, 45, 50. 

 Pinus, 187. 

 Pisum, 85. 

 Pitcher Plants, 66. 

 Placodium, 222. 

 Plagiochila, 212. 

 Plagiothecium, 206. 

 Plane, Oriental, 69. 

 Plantaginaceae, 131. 

 Plantago, 131. 

 Plantain, 131. 



, Water, 183. 

 Platanaceae, 69. 

 Platanus, 69. 

 Platystemon, 57. 

 Pleuridium, 193. 

 Pleurococcus, 228. 

 Pleuropus, *204. 

 Pleurotaenium, 227. 

 Plum, 69, 218. 

 Plumbaginaceae, 110. 

 Poa, 175, *176, *177, 



216. 



Pogonatum, *193. 

 Pohlia, *201. 

 Polemoniaceae, 113. 

 Polemonium, 113. 

 Polyanthus, 110. 

 Polygala, 88. 

 Polygalacese, 88. 

 Polygonaceae, 39. 

 Polygonatum, 161. 

 Polygonum, 39. 



