28. Malvaceæ—the Mallow Tribe 296 29. Bombaceæ—the Silk Cotton-tree Tribe 299 30. Byttneriaceæ 300 31. Tiliaceæ—the Linden Tribe 301 32. Elæocarpæ—the Elæocarpus Tribe 302 32*. Dipterocarpæ—the Camphor-tree Tribe 303 33. Chelonaceæ, or Hugoniaceæ ib. 34. Ternstrœmiaceæ ib. 35. Camelliaceæ—the Camellia Tribe 304 36. Olacineæ—the Olax Tribe 307 37. Aurantiaceæ—the Orange Tribe 307 38. Hypericineæ—the Hypericum Tribe 312 39. Guttiferæ—the Mangosteen Tribe 313 40. Marcgraaviaceæ ib. 41. Hippocrataceæ ib. 42. Erythroxyleæ—the Red Wood Tribe 314 43. Malpighiaceæ—the Barbadoes Cherry Tribe 314 44. Acerineæ—the Maple Tribe 315 45. Hippocastaneæ, or Æsculaceæ—the Horse-chestnut Tribe 322 46. Rhizoboleæ—the Caryocar Tribe 327 47. Sapindaceæ—the Soap-tree Tribe ib. 48. Meliaceæ—the Bead-tree Tribe 328 48*. Cedreleæ—the Mahogany Tribe 329 49. Ampelideæ—the Vine Tribe ib. 50. Geraniaceæ—the Geranium Tribe 332 51. Tropæolaceæ—the Nasturtium Tribe 337 51*. Limnantheæ ib. 52. Balsamineæ—the Balsam Tribe 338 53. Oxalideæ—the Wood-sorrel Tribe 339 54. Zygophylleæ—the Bean-caper Tribe 340 55. Rutaceæ—the Rue Tribe ib. 56. Simarubaceæ 342 57. Ochnaceæ ib. 58. Coriareæ ib. § II.—CALYCIFLORÆ. 59. Celastrineæ 343 60. Rhamnaceæ 345 61. Bruniaceæ 346 62. Samydeæ ib. 63. Homalineæ ib. 64. Chailletiaceæ 347