61. That the earth often bears productions which it has never borne before 399 62. The ivy—twenty varieties of it _ib._ 63. The smilax 402 64. Water plants: the rush: twenty-eight varieties of the reed 403 65. Reeds used for arrows, and for the purpose of writing 404 66. Flute reeds: the reed of Orchomenus; reeds used for fowling and fishing 405 67. The vine-dresser’s reed 408 68. The willow: eight varieties of it 409 69. Trees, in addition to the willow, which are of use in making withes 410 70. Rushes: candle-rushes: rushes for thatching 411 71. The elder: the bramble _ib._ 72. The juices of trees 412 73. The veins and fibres of trees 413 74. The felling of trees 415 75. The opinion of Cato on the felling of timber 416 76. The size of trees: the nature of wood: the sappinus 417 77. Methods of obtaining fire from wood 421 78. Trees which are proof against decay: trees which never split 422 79. Historical facts connected with the durability of wood 423 80. Varieties of the teredo 425 81. The woods used in building 426 82. Carpenters’ woods 427 83. Woods united with glue _ib._ 84. Veneering 428 85. The age of trees. A tree that was planted by the first Scipio Africanus. A tree at Rome five hundred years old 429 86. Trees as old as the City 430 87. Trees in the suburban districts older than the City _ib._ 88. Trees planted by Agamemnon the first year of the Trojan war: other trees which date from the time that the place was called Ilium, anterior to the Trojan war 431 89. Trees planted at Argos by Hercules: others planted by Apollo. A tree more ancient than Athens itself _ib._ 90. Trees which are the most short-lived 432 91. Trees which have been rendered famous by remarkable events _ib._