INDEX. 



Onion, ii. 15. Excellence of those in Egypt, Hi. Th.-.i ; 11L 11, 

 how remedied, ii. 21, 26. 



Opium, antiquity of, ii. 61. How procured, 63. Its qualities, 66. 



Orach, ii. 228. 



Oxford Physic garden, when planted, i. 12. 



Painting the flesh, ancient custom of, i. 277. 



Parsley, ii. 34. Its qualities, 36. How preserved, 38. 



Parsnip, ii. 41. Its use, 43. 



Pea, ii. 45. Garden pea, 49. How improved, 52. How pro- 

 served, 54. Its qualities, 55. 



Pearl barley, i. 58. 



Pennyroyal, i. 348. Good to purify water, 350. 



Peppermint, i. 346. 



Perfumes, ancient use of, i. 303, 308. 



1 foreign, the sale prohibited in Rome, i. 309. 



Phenomenon in plants, ii. 2, 6, 38, 150. 



Plotius, (L.), anecdote of, i. 310. 



Pith of trees described, ii. 1/0. 



Porter, bursting of the vat, which drowned eight persons, i. 57. 



Poppy, ii. 57. Oil obtained from, ii. 77. 



Potatoe, ii. 78. How used when first known, 83. Eormer pre- 

 judice against them, 87. Used for distillation, 89. Varieties 

 obtained by change of climate, 91. By seed, loo. Uses of, 

 98, 103. 



• how raised from seed, ii. 100. Its qualities, 102. 



■ — (Sweet), ii. 92. 



Purple dye of Tyre, how discovered, i. 278. Of what made, 28 1 . 

 Only used by Princes, 280. 



Radish, ii. 105. Great size of, 108. Its qualities, 109. 



Raleigh (Sir Walter), anecdote of, ii. 81, 339- 



Rhubarb, ii. 112. Anecdote of, 118. Used for culinary pur- 

 poses, 119. Beauty of the. plant, 120. 



the English, thought equal to foreign, ii. 121. Bow to 



choose, 124. 



Rice, ii. 127. Its cultivation, &e. 131. Its qualities, 194. 



Rosemary, ii. 135. Ancient use of, 136. 



Rue, ii. 142. Eaten by animals against poison, 144 



Rye, ii. 151. Horned Rye poisonous, 155. 



