32. Thirteen different flavours of juices _ib._ 33. The colour and smell of juices 325 34. The various natures of fruit 326 35. The myrtle 328 36. Historical anecdotes relative to the myrtle 328 37. Eleven varieties of the myrtle 330 38. The myrtle used at Rome in ovations 331 39. The laurel; thirteen varieties of it 332 40. Historical anecdotes connected with the laurel 334 BOOK XVI. THE NATURAL HISTORY OF THE FOREST TREES. 1. Countries that have no trees 339 2. Wonders connected with trees in the northern regions 340 3. The acorn oak. The civic crown 341 4. The origin of the presentation of crowns 342 5. Persons presented with a crown of leaves 343 6. Thirteen varieties of the acorn 345 7. The beech 346 8. The other acorns—wood for fuel _ib._ 9. The gall-nut 350 10. Other productions on these trees besides the acorn _ib._ 11. Cachrys 351 12. The kermes berry 353 13. Agaric _ib._ 14. Trees of which the bark is used 354 15. Shingles 355 16. The pine _ib._ 17. The pinaster 356 18. The pitch-tree: the fir _ib._ 19. The larch: the torch-tree 357 20. The yew 360 21. Methods of making tar—how cedrium is made 361 22. Methods by which thick pitch is prepared _ib._ 23. How the resin called zopissa is prepared 363 24. Trees the wood of which is highly valued. Four varieties of the ash 365 25. Two varieties of the linden-tree 366 26. Ten varieties of the maple 367 27. Bruscum: molluscum; the staphylodendron 368 28. Three varieties of the box-tree _ib._ 29. Four varieties of the elm 370 30. The natures of the various trees according to their localities: the mountain trees, and the trees of the plain _ib._