STUDIES OF PLANT LIFE 



Nymphaa odorata, 86, 88 

 Nymphcea tuberosa, 86 



Oak', Poison, 152, 200 



Oats, Wild, 215 



(Enothera biennis, 98 



(Enothera pumila, 99 



One-flowered Pyrola, 67 



One-sided Pyrola, 65 



Orange Lily, 79, 134 



Orchid, 45, 48, 76, 85, 104 et seq.; 

 Fringed Pink, 107; Pearly 

 White, 107 



Orchis, 44, 74, 105 et seq>; Ram's- 

 head, 45; Showy, 48; Beautiful, 

 48; Bird's-foot, 105; Small 

 Round-leaved, 105; Striped, 106; 

 Larger Fringed, 107; Northern 

 Green-man, 107; Pink Fringed, 

 107; White-fringed, 107 



Orchis spectabilis, 48 



Osrnunda regalis, 75 



Oxalis Acetosella, 82 



Oxalis stricta, 82 



Painted Cup, 40 et seq. 



Painted Trillium, 38 



Panicled Cornel, 193 



Papoose-root, 10, n 



Partridgeberry, 195 



Pasque-flower, 23 



Pea, Marsh, 94 



Pear Thorn, 178 



Pearly Everlasting, 113 



Peat Moss, 74 



Pedicularis Canadensis, 17 



Pencilled Violet, 4, 5 



Pentstemon pubescent, 138 



Peppermint, 130 



Persicaria, Water, 90, 91 



Phlox, 50 



Phlox divaricata, 50, 51 



Pine Sap, 141 



Pink-flowered Moccasin Plant, 45 



Pipsissewa, 68 



Pitcher Plant, 74, 76, 192 



Plantain-leaved Everlasting, 112 



Plantain, Rattlesnake, 85 



Platanthera rotundifolia, 105 



Plum, 165 



Podophyllum peltatum, 55 



Poison Elder, 200 



Poison Ivy, 84, 152, 200 et seq. 



Poison Oak, 200 



Poison Sumac, 200 



Polygala, 18, 20 



Poly gala paucifolia, 17, 18 



Polygala polygama, 20 



Polygala Senega, 18, 20 



Polygonatum biilorum, 54 



Polygonum amphibium, 91 



Poly podium vulgar e, 75 



Polypody, Rock, 75 



Pond-lily, Yellow, 86, 90 



Pontederia cordata, 91 



Portland Arrow-root, 28 



Portland Sago, 27, 28 



Portulaca grandiHora, 129 



Portulaca oleracea, 129 



Potato, Sweet, 89; Indian, 95 



Prenanthes, 114 



Prickly Ash, 166 



Prickly Gooseberry, 161 



Primrose, Evening, 98 



Prince's Pine, 67 



Privet-leaved Cornel, 193 



Prunella vulgaris, 130 



Prunus pumila, 164 



Primus Virginiana, 165 



Pulse, 68 



Purple-scented Raspberry, 183 



Purple Trillium, 36 



Purslane, 129 



Pyrola, One-sided, 65; Round- 

 leaved Lesser, 65; One-flowered, 

 67; Sweet, 104, 135 



Pyrola chlorantha, 66 



Pyrola elliptica, 63, 64, 67, 80 



Pyrola rotundifolia, 65 



Pyrola secunda, 65 



Ragroot, 114 

 Ragwort, 114 

 Ram's-head Orchis, 45 

 Rammculacea, 9, 10, 14 

 Ranunculus, 10; Alpine, 118 

 Ranunculus acris, 13 

 Ranunculus aquatilis, 14 

 Ranunculus fascicularis, 13 

 Ranunculus multifidus, 14 

 Ranunculus rep tans, 14 

 (Raspberry, 183 et seq. ; Wild Red, 



97, 184; Purple Scented, 183; 



White Flowering, 184; Black, 



186 



Rattlesnake Plantain, 85 

 Rattlesnake Root, 119 

 Red-berried Elder, 152 

 Red Baneberry, 32 

 Red Cohosh, 32 



224 



