302 



INDEX. 



Paqe. 



(Enothera 83 



OLEACEiE 181 



Oleaster Family 194 



Olive Family 181 



ONAGEACEiE 81 



Onion 243 



Onoclea 264 



Onopordon 110 



Onosmodium 170 



Ophioglossace;e 259 



OpUoglossum 267 



Opuntia 86 



Orache 186 



Orange-root 9 



OECHIDACE^ 226 



Orchis 229 



Orchis Family 226 



OEOBANCHACE^ 150 



Orpine 78 



Orpine Family 78 



Orthocarpus . . .'. 157 



Osmorrhiza 91 



OSMUNDACE^ 269 



Osmunda 265 



Ostrich Fern 264 



Ostrya 207 



Oswego-Tea 164 



OXALIDACE^ 42 



Oxalis 42 



Ox-Eye 130 



Ox-eye Daisy 126 



Oxytropis S6 



Painted-Cup 157 



Papaver 14 



PAPAVEEACEJE 14 



Papaw 10 



Parietarla 201 



Parnassia 76 



Paronychia 183 



Parsley Family 87 



Parsnip 89 



Partridge-berry 100 



Pasque-Flower 3 



Pastinaca 89 



Pasture bage-brush » 113 



Page. 



Pear 73 



Pearl-wort 36 



Pedicularis 168 



Pellifia 260 



Pellitoiy 201 



Peltandra 218 



Pennycress 24 



Pennyroyal 164 



Penthorum 78 



Pentstemon 155 



Pepper Family 182 



Pepperidge 94 



Peppergrass 24 



Peppermint 163 



Pepper-root 19 



Petalostemon 68 



Petasltes 121 



Peucedanum 89 



PHANEEOGAMS 1 



Phegopteris 261 



Phlox 172 



Phryma 169 



Physalis 175 



Physostegia 166 



Phytolacca 183 



PHYTOLACCAGEJE 183 



Picea ■ 215 



Pickerel-weed 247 



Pickerel-weed Family 247 



Pignut 203 



Pigweed 185 



Pllea 201 



Pimpernel 138 



Pine 215 



Pine-drops 144 



Pine Family 214 



Pine-sap 144 



Pinguicula 15 » 



Pink Family 32 



Pinus 215 



Pinweed 29 



PIPERACEyE 182 



Pipewort 247 



Pipewort Family 247 



Pipsissewa 144 



