INDEX. 



193 



PAGE, 



OPHIOG LOSS ACE* 176 



Ophioglossum 181 



Orache 118 



Orange-root 6 



ORCHIDACE.E 149 



Orchis 151 



Orchis Family 149 



OROBANCHACE.E 94 



Orpine 48 



Orpine Family 48 



Osmorrhiza 56 



OSMTJXDACE^B 176 



Osmunda 180 



Ostrich Fern 180 



Ostrya 134 



Oswego Tea 103 



OXALIDACE^E. 27 



Oxalis 27 



Ox-Eye 80 



Ox-eye Daisy 78 



Painted-Cup 98 



PAPAVERACE.E 10 



Papaw 7 



Parietaria 129 



Parnassia 47 



Parsley Family ! 53 



Parsnip 55 



Partridge-berry 63 



Pastinaca 55 



Pear 45 



Pedicularis 99 



Pellsea 176 



Pellitory 129 



Pennycress 16 



Pennyroyal 103 



Pcnthorum 43 



Pentstemon 97 



Peppergrass 16 



Peppermint 102 



Pepper-root 13 



PHANEROGAMS 1 



Phegopteris 173 



Phlox 109 



Phryuia 100 



i'hysalis Ill 



PAGB. 



Physostegia 104 



Phytolacca 116 



PHYTOLACCACE^E 116 



Pickerel-weed 164 



Pickerel-weed Family 164 



Pignut 131 



Pigweed 117, US 



Pilea '-"> 



Pimpernel 93 



Pine HO 



Pine-drops 90 



Pine Family 139 



Pine-sap 90 



Pinguicula 94 



Pink Family 21 



Pinus 140 



Pinweed 19 



Pipewort 165 



Pipewort Family 165 



Pipsissewa 89 



Pitcher- Plant Family 10 



Plane-tree 130 



Plane-tree Family 130 



PLANTAGINACE^E 91 



Plantago 91 



Plantain 91 



Plantain Family 91 



PLATAN ACE^E 130 



Platanus 130 



Pleurisy-root 115 



Plum 39 



Podophyllum 8 



Pogonia 154 



Poison Elder 28 



Poison Hemlock 56 



Poison Ivy 28 



Pokeweed 116 



Pokeweod Family 116 



Polanisia 17 



POLEMOXIACE.E 109 



Polemonium Family 109 



Polygala 32 



POLYGALACELE 32 



POLYGONACE.E 119 



Polygonatum 161 



Polygonum 119 



