INDEX. 285 
Indian rubber-tree, description of, 240 
, how obtained and prepared for use, and uses of, 
241 
Indigo, description, cultivation, preparation, and uses of, 188, 189 
Ipecacuanha, description, history, and use of, 62, 63 
Iris, common, description and uses' of, 18 
Jack-fruit, description and uses of, 205, 206 
Jalap, description of, whence obtained, and uses of, 43 
Jasmine, oil or", how prepared, 12 
Jesuit's bark. See Peruvian bark. 
Jesuit's drops, from what made, 130 
Juniper, berries, wood, bark, and gum, uses of, 256 
K, 
Kale, Dorsetshire, 176 
, Sea, description, cultivation, and uses of, 171 
Kelp, preparation, value, and uses of, 271 
L. 
Lachryma Christi wine, 67 
Ladanum, or Labdanum, how collected, and uses of, 166 
Lamp black, how made, and uses of, 235 
Larch, wood, bark, and sap, uses of, 236 
Laudanum, how prepared, and uses of, 156 
Lavender, description and culture of, 167 
, flowers, oil, and spirit of, 168 
' water, how prepared, 168 
Laver, green or edible, description, preparation, and use of, 274 
Leeks, description and uses of, 89 
Lemon, description and uses of, 192 
, essential salt of, from what prepared, 193 
Lettuce, culture and uses of, 198 
Lichen, calcareous, description and uses of, 269 
I t crab's eye, and tartareous, 269 
, purple rock, and dyer's, 270 
, Iceland, 271 
Lignum vitap., wood, resin, bark, and flowers, uses of, 127 
Lime, a species of lemon, description and uses of, 194 
Lime, or Linden- tree, flowers, wood, juice, leaves, and seed, uses 
of, 158 
line-seeds, what they are, and uses of, 86 
Linseed oil, how prepared, and use of, 86 
Ling. See Heath. 
Liquorice, description, cultivation, and uses of, 186, 187 
, Spanish, how made, and uses of, 187 
Lisbon wine, 65 
Logwood, description of, how obtained, and uses of, 131, 132 
Lords and Ladies. See Arum. 
JLucern, description* cultivation, and uses of, 188 
