244 



Bulletin 194 



Tiliaceae, 181. 



Tip-scar, 10. 



Thuja occidentalis, 51. 



Fraximus. 



americana, 187. 



lanceolata, 191. 



nigra, 193. 



pennsylvanica, 189. 

 Trees, How to study, 4. 

 Trembling Aspen, 228. 

 Thorn-apple, 147. 

 Trembling Poplar, 65. 

 Tsuga canadensis, 49. 

 Tulip Tree, 139. 

 Tupelo, 183. 



fulva, 131. 

 racemosa, 135. 

 Urticaceae, 121. 



Water Beech, 95. 

 Winter buds, 10. 

 White Ash, 224. 

 White Elm, 224. 



Cedar, 51. 



Poplar, 63. 

 Whitewood, 139. 

 Wood, 11. 



Wood, Key to, 203. 

 Wood structure, 194. 

 Woods, In order of weight, 232. 



Ulmus, 129. 



americana, 133. 



Yellow Birch, 226. 

 Poplar, 139. 



