PLATE VI 

37- Balsam Poplar. 45. (1/3) 41. Silver-leaf Sank 89. (°/s) 
38. Balm of Gilead. 46. (7s) 42. Red Bud. pene 
39. Cottonwood. 66. ('/4) 43. American cech. 40. (7/5) 
40. Lombardy Poplar. 68. (3/2) 
207 
