Index 



The first number is regularly the page of the description, the second number the 

 page of the illustration. Synonyms are in italics. 



Abies, 20, 21 



balsamea, 22, 21 

 concolor, 23 

 Menziesii var. Parry- 

 ana, 26 



Abietineae, 19, 21 



Acer, 219, 223, 226 

 negundo, 227, 226 

 nigrum, 224, 223 

 platanoides, 222, 223 

 rubrum, 225, 226 

 saccharinum, 225, 226 

 saccharum, 224, 226 

 spicatum, 220, 221, 

 223 

 tataricum, 222, 223 



Aceraceae, 219 



Aesculus, 216 



glabra, 219, 218 

 Hippocastanum, 217 



Ailanthus, 83 



glandulosa, 83, 84 



Ailanthus Family, 83 



Alder, 254 



Alnus, 254, 255 



alnobetula, 254 

 crispa, 254, 255 

 incana, 256, 255 



Almond Willow, 67 



Amelanchier, 150, 152 

 alnifolia, 153 

 canadensis, 151, 152 

 oblongifolia, 151, 152 

 oligocarpa, 153, 152 

 rotundifolia, 153 

 spicata, 153, 152 

 spicata, 151 



American Bladdernut, 216 

 Elm, 76 

 Hornbeam, 244 

 Larch, 29 

 Laurel, 89 

 Linden, 72 

 Mountain Ash, 148 

 Yew, 41 



Amorpha, 177, 178 

 fruticosa, 178 



canescens, 179, 178 



microphylla, 179 



nana, 179, 178 

 Ampelopsis Engelmanii, 



207 



quinquefolia, 205 

 Anacardiaceae, 227 

 Andromeda, 92, 93 



glaucophylla, 92 

 Angiospermae, 44 

 Apple, 162 

 Arctostaphylos, 94, 93 



Uva-ursi, 94 

 Arbor vitae, 35 

 Aronia, 153 



nigra, 154, 147 

 Arrowwood, 284 

 Artemisia, 297 



frigida, 297-298 

 Aspen, 56 

 Asterales, 297 

 Aster Order, 297 

 Atragene americana, 46 

 Austrian Brier, 144 



Pine, 34 



Bailey's Dogwood, 273 

 Balsam, 22, 59 

 Balsam Fir, 22 



Poplar, 59 



Willow, 64 

 Barberry, 48 

 Barberry Family, 48 

 Basilima sorbifolia, 132 

 Basswood, 70, 72 

 Bayberry Family, 268 

 Beak Willow, 70 

 Beaked Hazel-nut, 243 

 Bearberry, 94 

 Bee Tree, 72 

 Beech Family, 256 

 Berberidaceae, 48 

 Berberis, 48 



Thunbergii, 50, 49 



vulgaris, 49 

 Betula, 246, 248, 251, 253 



alba, 249 



var. papyrifera, 247 



lutea, 250, 251 

 nigra, 250, 251 

 papyrifera, 247, 248 

 pumila, 252, 253 



var. glandulifera, 254 



populifolia var. la- 



ciniata, 249 



Sandbergii, 252, 253 



verrucosa, 249, 248 

 Betulaceae, 240 

 Bignonia catalpa, 116 

 Bignoniaceae, 116 

 Bilberry, 99 

 Birch, 246 

 Birch Family, 240 

 Bitternut, 240 

 Bittersweet Family, 194 

 Bittersweet Order, 194 

 Black Alder, 214 



Ash, 111 

 Blackberry, 121, 126 

 Black Chokeberry, 154 



Haw, 284 



Oak, 260, 261 



Raspberry, 123 



Spruce, 27 



Sugar Maple, 224 



Walnut, 235 ^. 



Willow, 67 

 Bladdernut, 215 

 Bladdernut Family, 215 

 Blue Ash, 110 

 Blue Beech, 244 

 Blueberry, 100, 102 

 Bog Willow, 64 

 Boston Ivy, 205 

 Box Elder, 227 

 Bramble, 121 

 Bridal Wreath, 129 

 Bristly Locust, 177 

 Buckeye, 216 

 Buckthorn, 197, 198 

 Buckthorn Family, 197 

 Buffalo-berry, 213 

 Buffalo Currant, 192 

 Burning Bush, 195 



