50. Plants which grow spontaneously: the use made of them by various nations, their nature, and remarkable facts connected with them. The strawberry, the tamnus, and the butcher’s broom. The batis, two varieties of it. The meadow parsnip. The hop 347 51. The colocasia _ib._ 52. The cichorium. The anthalium or anticellium, or anthyllum. The œtum. The arachidna. The aracos. The candryala. The hypochœris. The caucalis. The anthriscum. The scandix. The tragopogon. The parthenium or leucanthes, amaracus, perdicium, or muralis. The trychnum or strychnum, halicacabum, callias, dorycnion, manicon, peritton, neuras, morio, or moly. The corchorus. The aphace. The acynopos. The epipetron. Plants which never flower. Plants which are always in flower 348 53. Four varieties of the cnecos 350 54. Plants of a prickly nature: the erynge, the glycyrrhiza, the tribulus, the anonis, the pheos or stœbe, and the hippophaes _ib._ 55. Four varieties of the nettle. The lamium and the scorpio 351 56. The carduus, the acorna, the phonos, the leucanthos, the chalceos, the cnecos, the polyacanthos, the onopyxos, the helxine, the scolymos, the chamæleon, the tetralix, and acanthice mastiche 353 57. The cactos: the pternix, pappos, and ascalias 354 58. The tribulus: the anonis 355 59. Plants classified according to their stems: the coronopus, the anchusa, the anthemis, the phyllanthes, the crepis, and the lotus _ib._ 60. Plants classified according to their leaves. Plants which never lose their leaves: plants which blossom a little at a time: the heliotropium and the adiantum, the remedies derived from which will be mentioned in the following Book 356 61. The various kinds of eared plants: the stanyops; the alopecuros; the stelephurus, ortyx, or plantago; the thryallis 357 62. The perdicium. The ornithogale _ib._ 63. Plants which only make their appearance at the end of a year. Plants which begin to blossom at the top. Plants which begin to blossom at the lower part 358 64. The lappa, a plant which produces within itself. The opuntia, which throws out a root from the leaf _ib._ 65. The iasione. The chondrylla. The picris, which remains in flower the whole year through _ib._