Note 1093 — Chapter I · THE ELDER PLINY: FLAVIAN SCIENCE AND HISTORY
Reading edition
XXII. 1 ... “nihil ab rerum natura sine aliqua occultiore causa gigni”; XVIII. 1: “si quis aestimet uarietatem, numerum, flores, odores coloresque et sucos ac uires earum (herbarum) quas salutis aut uoluptatis hominum gratia gignit.”