Illustrations. 



PAGB 



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 ....... in 



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 . . ; 131 



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 



