INDEX. 287 
Nettle stings, description of, 214 
Nightshade, deadly, description, injurious effects, and uses of, 
53, 54 
Nutmeg tree, description of, 244 
Nutmegs, how gathered and prepared for use, and uses of, 245 
Nut-oil, from what prepared, 228 
Nux vomica, description and uses of, 58 
O. 
Oak tree, wood, bark, saw-dust, and acorns, uses of, 222225 
Oatmeal, uses of, 24 
Oats, mode of cultivation and uses of, 24 
Oil-cake, of what made, and uses of, 87, 174 
Olive tree, description and uses of, 11, 12 
oil, how prepared and uses of, 11 
Olives, how prepared for use, and uses of, 11 
Onion, Canadian or tree, description and uses of, 90 
- , common, description and uses of, 91 
- , Portugal and Spanish, 91 
Opium, how obtained, properties and uses of, 154. 155 
, how cultivated in England, 155 
-, how adulterated, 154 
Orange, flowers, juice and peel, uses of, 194, 195 
, Seville or bitter, 195 
Orchall, description, preparation, and use of, 270 
Orders of plants, 4 
Orenberg gum, of what made, 237 
Orris root, description and uses of, 17 
Osier, wood and bark, uses of, 243 
Ottar of roses, from what made and how adulterated, 150 
Owler. See Alder. 
P 
Paddy. See Rice. 
P ToiT8 d 5 efr 2l Ve 2 S 43 abIe pr ductionsof diff erent kinds, 1 8 , 28, 
Papyrus, description, preparation, -and uses of 18 19 
Parsley, leaves, roots, and seed, uses of, 82 
Parsnips, how cultivated, and uses of, 79 
Pawpaw description and uses of, fruit, bark, leaves and stem 266 
Peach fruit, kernels, flowers, and leaves, uses of 139 
rear, fruit, wood, and leaves, uses of, 146 
Pearl barley, how made, and uses of, 28 
Peas, cultivation and uses of, 185, 186 
, everlasting, use of, 186 
Pepper, black, how cultivated and prepared for use, 13 
, white, what it is, and how prepared, 13 
-, uses of, and how adulterated, 14 
-, long, description and uses of, 14, 15 
-, Guinea, description and uses of, 57 
