“Marsh Marigold 30 
Speedwell 
St. John’s-wort 43 
Mat Grass II 
Matrimony Vine 54 © 
May Apple 30 
Mayflower 9 
May-weed 2 
Meadow Fescue 11 
Foxtail 9 
Grass 10 
Parsnip 46 
Rue 29 
Meadow-sweet 3 
Medeola I 
Medic 31 
Medicago 38 
Medick 38 
Melampyrum 56 
Melilotus ii, 38 
Melissa 53 
Menispermum 30 
Mentha 54 
Menyanthes 50 
Mermaid-weed 45 
Mexican Tea 26 
Microstylis 21 
‘Mikania 59 
Mild erate 
Pepp 25 
Milk Blane 40 
Milkweed 51 
- Milkwort 40 
Mimulus 55 
Mint 54 
Mitchella 57 
Mitella 33 
Miterwort 33 
Mocker Nut 22 
Mock Pennyroy’1 53 
Mollugo 
Monarda : : 
Moneses 47 
Moneywort 49 
Monkey Flower 55 
Monotropa 47 
Moonseed 30 
Moonwort 2 
Morning Glory = 
Morus 
Mossy Stonecrop Zz 
Motherwort 53 
Moth Mullein 55 
Mountain Fly 
Honey Secuie 58 
olly 41 
Laurel 48 
Maple 4I 
Mint 54 
Rice 
M ouse-ear Chick- 
weed 27 
Moxie Plum 49 
Mud Plantain 17 
Mugwort 63 
Mulberry 24 
Mullein 55 
Muscari I 
-Musk Mallow = 42 
Mustard 32 
M yosotis 52 
Myrica 22 
Myriophyllum 
N 
Naiad 
Najas 
Nardus 
Neckweed 
Nemopanthus 
Nepeta 
Nettle 
New Jersey Tea 
Nicandra 
Night Flowering 
Campion 
Nightshade 
Northern Bed- ~ 
straw 
Fox Grape 
Norway Spruce 
Nut Rush 
Nymphaea 
Nymphoides 
Nyssa 

Oak 
Oakesia 
Oat 
Grass 
Oenothera 
Old-witch Grass 
One-flowered 
Cancer-root 
Pyrola 
One-seeded Bur 
Cucumber 
Onion 
Onoclea 
Onopordum 
Onosmodium 
Ophioglossum 
Orange Grass 
Hawkweed 
Orchard Grass 
Orchis 
Origanum 
Ornithogalum 
Orobanche 
Orontium 
Oryzopsis 
Osmorhiza 
Osmunda 
Ostrich Fern 
Ostrya 
Oswego Tea 
Oxalis 
Ox-eye 
Daisy 
Ox-tongue 
Oxybaphus 
P 
Painted Cup 
Trillium 
7° 
56 
18 
Pale Corydalis 31 
Dock 31 
Laurel 
Touch-me-not 42 
Panax 46 
Panic Grass Fi 
Panicum 7 
Pansy 44 
Paper Birch 23 
Pappoose Root 30 
Parietaria 24 
Parnassia 33 
Parsnip 4 
Partridge Berry 57 
Paspalum 7 
Pastinaca 46 
Pasture Thistle 63 
Patience Dock 25 
Pearlwort 27 
Pearly Everlas’g 61 
Pedicularis 56 
Pellaea I 
Pellitory 24 
Peltandra 16 
Penthorum 33 
Pentstemon 55 
Peppergrass 31 
Peppermint 54 
Petasites °3 
Phalaris 
Phegopteris I 
Phleum 9 
Phlox 51 
Phragmites 10 
Phryma 56 
Physalis 54 
Ee 20 
Pic 5 
Pickerel Weed 17 
Picris 64 
Pigeon Grape 42 
Grass 8 
Pig Nut 22 
Pigw eed 26 
Pilea 24 
Pin Oak 23 
Pine 5 
ete 48 
inesap 47 
Pink 28 
Pinus 5 
Pinweed 43 
Pipewort 16 
Pipsissewa 47 
Pitch Pine 5 
Plantago 57 
Plantain 57 
Plantain-leaved 
Everlasting 61 
Platanus 34 
Plum 37 
Poa 10 
Pudouliy llum 30 
Podostemum 33 
Pogonia 
jee Hemlock rf 
Poke Milkweed s 
Pokeweed 26 
Polygala 40 
Polygonatum 18 
Poly gonella 26 
Polygonum 25 
Polypodium I 
Polypody I 
Polystichum I 
Pondweed 6 
Pontoderia 17 
oplar 22 
Populus 22 
Portulaca 28 
Potamogeton 6 
Potentilla 35 
Poverty Grass 38 
Prairie Willow 22 
Prenanthes 65 
Prickly Ash 39 
Gooseberry 34 
Lettuce 64 
Primrose-leaved 
Violet 43 
Prince s Feather 25 
Pine 47 
Privet 50 
Proserpinaca 45 
Prunus 37 
Prunella 53 
Psedera 42 
Psilocarya 12 
Ptelea 39 
Pteris I 
Pterospora 48 
PurpleAmaranth oh 
Azalea, 48 
Flower’g Rasp. 36 
Fringed Orchis 20 
Gerardia 56 
Milkweed 51 
Thorn Apple 54 
Willow 22 
Purslane 28 
Putty Root 21 
Pycnanthemum 54 
Pyrola 47 
Pyrus 34 
Q 
Quaking Grass 10 
Quercus 23 
Quillwort 4 
R 
Rabbit-foot 37 
Radicula 32 
Kate 32 
ed Fringed 
ee his 20 
Robin 28 
Ragweed 61 
Ram’s Head 
Lady’s Slip’r 19 
Ramsted 55 
Ranunculus ii, 29 
Raphanus = 
Rattle-box 
Rattlesnake Fern : 
Grass 1I 
Plantain 20 
Rattlesnake-root 65 
Rattlesn’e-weed 65 
