210 



INDEX 



Aster 174 



Asteraceae. 167 



Astereae 170 



Astragalus 135 



Atheropogon 38 



Atriplex 74 



Avena 38 



Aveneae 38 



Bacopa. 113 



Ealsaminaceae 81 



Baptisia. 131 



Parbarea 61 



Bartrachium 53 



Beach, blue 157 



Bean, wild 139 



Beckmannia. . . 37 



Belamcanda 49 



Bellflower. . . 166 



Berberis 56 



Eerberidaceae 56 



Bergamot, wild 121 



Berteroa. 64 



Berula 161 



Besseya 113 



Betula 157 



Betulaceae 156 



Bicarpellatae 95 



Bicuculla. 57 



Bidens 183 



Bindweed. . . 80, 99 



Birch 157 



Bitter-sweet 153 



Blackberry 126 



Blackberry lily. 49 



Bladder-nut 153 



Bladder-wort. 116 



Blazing star 170 



Blephilia 121 



Bluebells 166 



Boebera. 188 



Boehmeria 92 



Boltonia. 174 



Boraginaceae. . . 100 



Bouncing Bet 66 



Bouteloua 37 



Boxelder 155 



Brachyletrum 45 



Branchyactis 177 



Brassiaceae. 59 



Brassica 61 



Brauneria 181 



Bromus. 28 



Buckwheat 77 



Buffalo-berry 153 



Bugle-weed 122 



Bulbilis 38 



Burning bush 153 



Bursa. . 62 



Butter nut. . 155 



Button-bush 164 



Cacalia 190 



Cactaceae 149 



Cactales 149 



Cactus. 149 



Caesalpinaceae. 128 



Calamagrostis 43 



Calamovilfa 43 



Callirhoe 89 



Calochortus 11 



Caltha. 55 



Calyciflorae. . 122 



Callitrichaceae 86 



Callitriche 86 



Camelina 63 



Campanula 166 



Campanulaceae 166 



Campanulales. 166 



Campion. 66 



Cannabis 91 



Capnoides 58 



Capparidaceae 58 



Caprifoliaceae 165 



Capsella 62 



Cardamine. 62 



Cardinal-flower. 167 



Carduus 191 



Carex 21 



Carpinus 156 



Carya 156 



Caryophyllaceae 65 



Caryophyllales. 64 



Cassia. 129 



Castalia 56 



Castilleya 114 



Catibrosa 32 



Catnip 119 



Caulophyllum 56 



Ceanothus. . 152 



Celestraceae. . 153 



Celestrales 151 



Celastrus. 153 



Celtis 91 



Cenchrus 42 



Centaurea 193 



Centrunculus. 93 



Cephalanthus 164 



Cerastium 66 



Ceratophyllaceae 57 



