308 



INDEX. 



Page. 



Aplectrum 132 



Apocynaceae 229 



Apocynum 230 



Apple, crab 177 



family 177 



of Peru 247 



Aquifoliaceae. 199 



Aquilegia 157 



Arabidopsis 168 



Arabis 168 



Araceae 113 



AraUa 215 



Araliaceae 215 



Arbutus, trailing 222 



A Tchangelica 218 



A rchemora 218 



Arctium 292 



Area included by flora 15 



Arenaria 153 



Arethusa 130 



Arisaema 113 



Aristida 81 



Aristolochia 143 



Aristolochiaceae 143 



Armoracia 166 



Arnica 291 



Aronia 178 



Arrhenatherum 85 



Arrow arum 114 



Arrowhead 65 



Arrow-leaf violet 209 



Arrow-wood 260 



Artemisia 290 



Arthraxon 71 



Artichoke, Jerusalem 287 



Arum, arrow 114 



family 113 



Aruncus 175 



Arundinaria 92 



Asarum 143 



Asclepiadaceae 231 



Asclepias 231 



Ash 227 



Biltmore 227 



black 2?7 



green 228 



prickly 192 



red 228 



wafer 192 



white 227 



Asimina 161 



Asparagus 123 



Aspen, American 134 



large-toothed 134 



Asperugo 238 



Asperula 257 



Asphodel, false bog 119 



A spidium 55, 57, 58 



Asplenium 55-56 



Assimin 161 



Assiminier 161 



Aster 279, 282 



blue wood 280 



calico 281 



family 268 



golden 276 



Page. 



Aster, New England 281 



red-stalked 281 



silver 281 



smooth 281 



white wood 280 



white-topped 278 



Asteraceae 268 



Astragalus 185 



Athyrium 56 



Atriplex 148 



Aureolaria 253 



Austrian pine 61 



Avena 85 



Avens 176 



Awnless brome grass 90 



Azalea 223 



pink 223 



swamp 223 



Baecharis 283 



Bachelor's-button 293 



wild 193 



Bacopa 251 



Bald cypress 61 



Bail, C. R 14 



Balloon vine 201 



Balm, garden 244 



of Gilead 135 



Baptisia 182 



Barberry 160 



family 160 



Barley 91 



grass 91 



Barnyard grass 80 



Bartonia 228 



Bartram oak 139 



Basil 244 



thyme 245 



Basket oak 140 



Basswood 202 



Bastard toad-flax 143 



Bay, sweet 161 



Bayberry 136 



family 136 



Bean, broad 188 



hyacinth 190 



wild 190 



Bear oak 140 



Beard-tongue 250 



Bedstraw 257 



hairy 258 



rough 258 



shining 258 



sweet-scented 258 



Bee mint 245 



Beech 137 



blue ; 136 



family 137 



fern 57 



Beechdrops 255 



Beggar-ticks, swamp 289 



Bellflower 262 



family 262 



marsh 263 



Bellwort 120 



Bent grass 83 



Benzoin 261 



