434 



INDEX. 



CeltiSj 100 

 Cembra Pines, 8 

 Cenchrus, 22 

 Centaury, 265 

 Cerastium, 128 

 Cerasus, 193 

 Ceratophyllace^, 134 

 Ceratophyllum, 134 

 Cercocarpus, 189 

 Cereus, 238 

 Chsnactis, 378, 380 

 Chtstochloa, 21 

 Chamach{Enactis , 380 

 Chamscrista, 194 

 ChamcEnerion, 241 

 Chamarhodos, 187 

 Chamcesaracha, 302 

 Chanicssycej 222 

 Cheat {Bromus) 

 Cheilanthes, 3 

 Cheiranthus, 159 

 Chenopodiaceje, 113 

 Chenopodiales, 113 

 Chenopodiunij 114 

 Cherries, 193 

 Chess, SI 

 Chick-weed, 127 

 Chick-weed, Mouse-ear, 128 

 Chick-weed Family, 127 

 Chicory, 404 

 Chicory Family, 403 

 Chimaphila, 258 

 Chionophila, 311 

 Chives, 8 1 

 Chloride/E, 35 

 ^hondrophylla, 266 

 Chrysanthemum, 382 

 Chrysopogon, 20 

 Chrysopsis, 339 

 Chrysosplenium, 171 

 Chrysothamnus, 340 

 Chylisma, 247 

 CiCHORiACE^, 402 

 Cichorium, 404 

 Cicuta, 252 

 Cinna, 30 

 Cinquefoil, 180 

 Cinqufoil, Shrubby, 187 

 Circcca, 248 

 Cirsium, 401 

 CiSTACE^, 232 

 Cladothrix, 121 

 Claytonia, 125, 126 

 Clematis, 141, 142 

 Cleome, 168 

 Cleomella, 168 

 Clementsia, 170 

 Clinopodium, 299 

 Cloak-Fern, 4 

 Closed Gentian, 266 



Clover, 200 

 Clover, Prairie, 215 

 Clover, Sweet, 202 

 Clubmoss, 6 

 Clubmoss Family, 6 

 Clubmoss, Little, 6 

 Club-rush, 58 

 Cnemidophacos, 207 

 Cnicus, 400 

 Cockle (Vaccaria) 

 Cocklebur, 329 

 Cock-spur, 22 

 Cockspur-grass, 21 

 Coeloglossum, 87 

 Coleogyne, 189 

 Coleosanthus, 335 

 CoUinsia, 305 

 Collomia, 276, 279 

 Coloptera, 257 



Colorado Rubber Plant, 380 

 Coltsfoot, Sweet, 387 

 Columbine, 136 

 Comandra, loi 

 Com^melina, 75 



CoMMELINACE^, 75 



Cone-flower, 371, 372 

 Conioselinum, 255 

 Conringia, 166 

 ConvallariaceajE, 83 

 convolvulace^, 273 

 Convolvulus, 273 

 Conyza, 366 

 Coral-berry, 323 

 Corallorrhiza, 90 

 Coral-root, 90 

 Cord-grass, 35 

 Coral-vine fC«ic«*oj 

 Cordylanthus, 318 

 Coreopsis, 374 

 Coriospermum, 119 

 CORNACE^, 249 

 Cornel, 249 

 Cornelia, 249 

 Cornus, 249 



COERIGIOLACE.*, 121 



Corydalis, 149 

 CORYLACEfi, 97 

 Corylus, 97 

 Cotton-grass, 58 

 Cottonwood, 91 

 Cotton-weed {Epilobium) 

 Covillea, 221 

 Cow-bane, (Cicuta) 

 Cow Cabbage (Heracleum) 

 Cow Cockle ( FaccoWo) 

 Cow-herb, 134 

 Cow Parsnip (Heracleum) 

 Cowslip, American, 263 

 Crab-grass, 20 

 Crab-grass, Wild, 36 



