Illustrations. 



PACK 



Figure 35. BEECH 71 



Figure 36. BLACK WILLOW 73 



Figure 37. SCYTHE-LEAVED WILLOW . . . . . - 75 



Figure 38. SHINING WILLOW -77 



Figure 39. LONG-BEAKED WILLOW 79 



Figures 40, 41, 42, and 43. WHITE WILLOW, YELLOW WILLOW, 



WEEPING WILLOW, and CRACK WILLOW . . . .81 



Figure 44. ASPEN ......... 85 



Figure 45. LARGE-TOOTHED ASPEN 87 



Figure 46. DOWNY-LEAVED POPLAR 89 



Figure 47. COTTONWOOD ........ 91 



Figures 48 and 49. BALSAM POPLAR and BALM OF GILEAD . 93 



Figure 50. LOMBARDY POPLAR 95 



Figure 51. SILVER-LEAF POPLAR 95 



Figure 52. TULIP TREE 99 



Figure 53. WHITE OAK 103 



Figure 54. POST OAK 105 



Figure 55. BURR OAK 107 



Figure 56. SWAMP WHITE OAK 109 



Figure 57 CHESTNUT OAK m 



Figure 58. YELLOW CHESTNUT OAK 113 



Figure 59. BLACKJACK 115 



Figure 60. SPANISH OAK 117 



Figure 61. SCARLET OAK 119 



Figure 62 BLACK OAK 121 



Figure 63. RED OAK 123 



Figure 64. PIN OAK 125 



Figure 65. WILLOW OAK 127 



Figure 66. SHINGLE OAK .129 



Figure 67. SWEET GUM 13 r 



Figure 68. FLOWERING DOGWOOD 135 



Figure 69. ALTERNATE-LEAVED DOGWOOD . . . .137 



Figure 70. FRINGE TREE 139 



Figure 71. CATALPA 141 



Figures 72 and 73. BLACK HAW and SWEET VIBURNUM . . 145 



