INDEX. 



Orders and families in SMALL CAPS; genera in heavy face; synonyms 

 in italics. Figures in parenthesis indicate illustrations. 



Page. 



Abele 200 



Abies 159 



balsamea (160) 159 



concolor...., 161 



Acacia, False 258 



Threethorn 252 



ACEHACBAE 259 



Acer 259 



Acer dasycarpum 265 



negundo (270) : 271 



pennsylvanicum 269 



platanoides (262) 263 



" reitenbachii 264 



" schwedlerii 264 



rubrtim (267) 266 



saccharinum (264) 265 



saccharum (260) 259 



spicatum ~ 268 



tartaricum 269 



ginnale 271 



JEsculUS 272 



glabra (273) 274 



hippocastanutn 272 



Alkali soils, Occurence 19 



Amelanchier 242 



alnifolia 243 



canadensis 242 



" abovalis 242 



American Aspen 190 



American Elm 224 



American Larch ... 146 



American Linden 277 



American Mountain Ash 238 



Annual rings 7 



Antiseptics 74 



Arborvitae (163) 162 



Douglas Golden 164 



Pyramidal 164 



Siberian 164 



Ash Black 285 



Green 284 



Hoop 7 



Page. 



Red 284 



Swamp 285 



White 283 



Ash-leaf Maple 271 



Aspect. Effect on growth 19 



Aspen (189).., 190 



Assimilation 13 



Austrian Pine (144) 143 



Balm of Gilead 193 



Balsam Fir 159 



Poplar (192) 191 



Bark 8 



Basket Willows 178 



Basswood 277 



Beech Blue (211) 212 



Water 212 



Bee-tree 277 



BETULACEAE 203 



Betula 203 



Betula alba 205 



alba pendula laciniata 206 



lutea (207) 208 



nigra 2O6 



papyrifera (204) 205 



BlGNONIACEAE *. 287 



BIGNONIA FAMILY 287 



Birch 203 



Canoe (2O4) 205 



Cutleaf Weeping 206 



European White 2O5 



Gray 208 



Paper 205 



Red 206 



River 206 



White 205 



Yellow (207) 208 



BIRCH FAMILY 203 



Bird Cherry 247 



Birds, Injuries from 113 



Bitternut Hickory (176) 175 



M Black Ash 285 



Black Cherry (250) 249 



