1NDKX TO THE TRE I - 



Abele Tree, 12, 135 



Abies balsamea, 10, SI 

 concolor, 31 



\ er glabrum, 143 



negundo, L2, L5, 14.'!, 168 



platanoides, i">. 14 1 

 iccharinum, K>. 139, 168 



Baccharum, K>. 139 

 Aesculus glabra, 12, 15, 14">. 168 



hippocastanum, 12, 147 



AJlanthus glandulosa, 12. l 

 Almond-leaf Willow, 13, 37 

 Amelanchier canadensis, 11, 117. L67 



American Elm, L5, 97 



Apple. Prairie. 113 



Arbor Vitae, 10, 33 



Ash, Green. 15, 155, 

 Red, 15, 153, L( 

 White, L5, 151, II 



Ashleaved Maple, 143 



Asimina triloba. 10, 111, 1(17 



Aspen. Narrow-leaf, 13, 55 



Quaking, 11, 13, 4<;. 165 

 Austrian Pine, 19 

 Balm of Gilead, 13, 45. 164 

 Balsam Fir, 10. 31 

 Basswood, 11, 149, 168 

 Beech, Blue, 11, 71 

 Betula fontinalis. 14. 75 



nigra, 



papyrifera, 14, 7:5 



Bignut Hickory. 14. 65, 166 



P.irch. Black. 14. 76 

 ;inoe, 

 Paper, 14. 7::. Kir, 

 Western Black, 14. 75 



Bitternut Hickory. 12. 14. CI. 166 



Black Birch, 14. 75, 166 

 Cherry, 15, 121, L< 



Haw. 10. 14 



• lack Oak. 14. 85, 1» 



Locust, 12. 12. 



ik, 14. 

 Pine. 19 



Walnut. 13, 57, 1' 

 Willow. 13, 39, 1' 



Blue Beech, 11, 71 



27 



12. 16, 14:;. 168 

 Buckeye, ohm. 12. 15, 14.".. K 



Pur Oak. 14. 01. 1' 



Butternut, 13, 



Buttonball Tree, 109 



Buttonwood, 109 



Canoe Birch, 78 



Carninus caroliniana, 1 1 . 71 



Catalpa bignonioides, 15, l 

 immon, 15, 159 

 Hardy. 1.".. 157 



Bpeciosa, i">. LSI 



sdar, Red, 10. ::.",, l< 



Western Red, 10. 35, 101 

 White. 10. 33 



Celtia occidentalis, 11, L03, 107 

 Cercis canadensis, 10. 133, i 



Cherry, Black, IT,, 121 



Choke, 15, 12:;. 107 



Wild Black. 16, 121 

 Chestnut Oak. 14. 

 Choke Cherry, 15, 123, L67 

 Coffee Tree, 12, 131, 168 

 Cork Elm, 15, 101, 167 

 Cottonwood, Common, 11, 13,43, 164 



Narrow-leaf, 13, 55 



Rydberg's, 13, 



Crataegus chrysocarpa, 12, 125 



Colorado. 12"> 



mollis, 12o 



occidentalis. 12") 



tomentosa, 125 

 Elaeagnus angustifolia, 10, 101 

 Elm, American, 11. 1.",, 07. 166 



Cork, 15, 101, 167 



Red, 15, 99, 167 



Rock, 15, 101. 107 



Slippery, 15, 99, 10, 



White, H. 15, 97, 166 

 English Walnut. 5!) 



Fir, Balsam, 10. ::i 



Silver, ill 



Praxinus americana, 15. 151, l< 



lanceolata. 15, 1.")."). 1 1 

 pennsylvaniea. 1">. 153, 168 

 (ileditsia triaeanthos. 12, 120. 168 



b, i">. 15:.. : 

 Gymnocladus dloicus, 12, 131, 

 Hackberry, 11, 103, : 

 Hard Maple, L5, I 

 Hani;, ilpa, 15, 157 



Haw, Black, i<>. U 



—169— 



