217 



PAGE 



Burdock 212 



Bur-head 108 



Burning Bush 169 



Burr Cucumber 197 



Bur-reed 106 



Burr Marigold 209 



Burr Oak I34 



Bursa 150 



Bush Clover 164 



Bushy Blue steui 109 



Buttercups 144 



Butterfly Weed 183 



Button Snakerooi 201 



C^SAivPiNACE-?-: 1 58 



Cactace.^ 173 



Cactus Family 1 73 



Cactus 173 



Calamagrostis 114 



Calamovilfa 114 



Callitrichace^ 168 



Callitriche 168 



Calochortus 128 



Caltha 144 



Camelina 150 



Campanulace^ 197 



Campanula 197 



Canary Grass no 



Cancer Root 194 



Canoe Birch 133 



Cannabis 134 



Caper Family 152 



Capnoides 148 



Capparidace^ 152 



Caprifoi^iace^ 195 



Capsella 150 



Caraway 179 



Cardamine 149 



Carduus 212 



Carex 122 



Carrion Flower 129 



Carrot Family 177 



Carum 179 



Caryophyllace^ 141 



Cassia 158 



Castilleja 193 



Catabrosa 116 



Catchfly 141 



PAGE 



Catnip 188 



Cat's-foot 207 



Cat-tails 106 



Caulophyllum 147 



Ceanotbus 170 



CEI.ASTRACE.4i 169 



Celastrus 169 



Celtis 134 



Centaurea 213 



Centunculus 181 



Cerastium 142 



Ceratophyli,ace.1'; 143 



Ceratophyllum 143 



Cercis 158 



Cercocarpus 156 



Chaffweed 18 1 



Chamtenerion 174 



Cheeses 171 



Cheilanthes 104 



Cenchrus no 



Chenopodiace.e . 138 



Chenopodium 138 



Cherries 157 



Chickweed 141 



Chicory Family 198 



Choke Cherry 158 



Chrysanthemum 210 



Chrysopogon 109 



Chrysothamnus 202 



CiCHORiACE^ 198 



Cicuta 179 



Cinna 113 



Cinquefoils 154 



Circaea 176 



ClSTACE^ 172 



Clammy-weed 152 



Claytonia 141 



Clearweed 135 



Cleavers 195 



Clematis 145 



Cleoma 152 



ClifF-brake 104 



Clovers 159 



Club Mosses 105 



Club Rushes 121 



Cnicus 213 



Cocklebur 200 



