GENERA. 
Page 
Plagi&nthus 121 
Plant&go , plantain 56 
Platanus , plane tree 156 
flat pea 130 
Plectronia 68 
Plinia 97 
Pioc&ma 66 
Plukenetia 157 
Plumb&go, lead wort 60 
Plumeria, red jasmine 63 
P6a, meadow grass , 5% 
Podophyllum, duck's foot 103 
Pohlia t 172 
Poinci&na , flower fence 88 
Polemdnium, Greek vale¬ 
rian 62 
Poli&nthes, tube rose 79 
Pollia -79 
Pollichia 44 
Polyc&rpon, much-fruit 54 
Polycn6mum 50 
Poly'gala, milk wort 128 
Poly'gonum, knot grass 85 
Poly'mnia 144 
Polypddium/^/erw, or po¬ 
lypody 171 
Polypremum, Carolina 
fax 56 
Polytrichum ,golden maid¬ 
en hair 173 
Pometia 154 
Pommerdulla 50 
Ponse'a 85 
Ponteddria 78 
Populus, poplar 162 
Porana 62 
Porella 172 
Pordnia 176 
Portesia 120 
Portlandia 65 
Portulaca, purslain 94 
1 99 
Page 
Portulacdria 68 
Potamogeton, pond weed 59 
PotentiSia, cinquefoil 99 
Poterium, garden hurnet 155 
Pbthos 150 
Pr&sium, shrubby hedge 
nettle 109 
Premna 1 110 
Prenanthes, wild lettuce 139 
Primula, primrose 62 
Prinos, winter-berry 77 
Prdckia 103 
Proserpinaca 54 
Prosdpis 89 
Protea, silver tree 55 
Prunella, self-head 109 
Primus, plum tree 97 
Psidium, guava 97 
Psoralia, wart wort 131 
Psychotria, ipecacuanha 66 
Ptelea, shrub trefoil 57 
P ter is, bracken , or brakes 171 
Pterocarpus, Brasil wood 130 
Pterdnia 140 
Puccinia 176 
Pulmondria, lung wort 6l 
Punica, pomegranate 97 
Py'rola, winter green 89 
Py'rus ,pear and apple tree 98 
Q 
Qualia 44 
Quararibda 120 
Quassia 89 
Quercus, oak 155 
Queria 54 
Quisqualis 89 
Quivisia '120 
R 
Radermachia 152 
Rajdnia 162 
