184 



NEW YORK STATE MUSEUM 



Panicum virgatum, 57 



xanthophysum, 57 

 Papaver somniferum, 99 

 Papaveraceae, 99 

 Papilionaceae, 111-15 

 Parsnip, cow, 126 



meadow, 126 

 golden, 127 



water, 127 



wild, 126 

 Parthenocissus quinquefolia, 120 

 Pastinaca sativa, 126 

 Pea, sensitive, 111 

 Peach, 111 

 Peanut, wild, 114 

 Pear, choke, 109 

 Peck, Charles H., acknowledgments 



to, 48 

 Pedicularis canadensis, 144 

 Penicillium digitatum, 30 



pallidofulvum, 30 

 Pennyroyal, American, 139 

 Pennywort, marsh, 127 

 Penthorum sedoides, 103 

 Pentstemon digitalis, 142 



hirsutus, 142 



laevigatus var. digitalis, 142 



pubescens, 142 

 Pepper, mild water, 89 

 Peppergrass, 100 



apetalous, 100 



wild, 100 

 Pepperidge, 128 

 Peppermint, 140 

 Peraminm pubescens, 82 



repens, 82 

 ophioides, 82 

 Periwinkle, 133 

 Persicaria, Pennsylvania, 89 



swamp, 89 



water, 89 

 Peziza violacea, 31 

 Phalaris arundinacea, 58 



canariensis, 58 

 Phegopteris dryopteris, 51 



hexagonoptera, 50 



phegopteris, 50 



polypodioides, 50 

 Philotria canadensis, 55 

 Phleum pratense, 60 



Phlox, garden, 135 



wild blue, 135 

 Phlox divaricata,U35 

 maculata, 135 

 paniculata, 135 

 subulata, 135 

 Phrjona leptostachya,'^144 

 Phrymaceae, 144 

 Phyllosticta grisea, 29 

 Physalis heterophylla, 140 

 ambigua, 34 

 philadelphica, 140 

 virginiana, 140 

 Physalodes physalodes, 140 

 Physocarpus opulifolius, 105 

 Phytolacca decandra, 92 

 Phytolaccaceae, 92 

 Pigeon grass. 58 

 Pigeonberry, 92 

 Pignut, 84 

 Pigweed, 91 

 rough, 91 

 slender, 91 

 I Pilea pumila, 88 

 j Pimpernel, false, 142 

 I yellow, 126 

 Pimpinella integerrima, 126 

 Pinaceae, 53 

 Pine, Canadian, 53 

 ground, 52 

 pitch, 53 

 i prince's, 129 

 I red, 53 

 j running, 52 

 j white, 53 

 I Pink, Deptford, 93 

 I grass, 83 

 j ground, 135 

 ! moss, 135 

 Pinus resinosa, 53 

 rigida, 53 

 strobus, 53 

 Pipsissewa, 129 

 Pitch pine, 53 

 Pitcher plant, 103 

 Plantaginaceae, 145 

 Plantago aristata, 145 

 halophila, 20 

 lanceolata, 145 

 major, 145 



