INDEX 



211 



Ceratophyllum 57 



Cercis 129 



Cercocarpus. . 126 



Chaetochloa. , 41 



Chamaenerion 145 



Chenopodiaceae 72 



Chenopodium 73 



Cherry 128 



Chickweed. 66 



Chicory 194 



Chlorideae 37 



Chrysopsis 171 



Chrysothamnus 172 



Cichorieae 193 



Cichorium 193 



cicuta. , . 161 



Cinna 43 



Circaea 14S 



Cistaceae 87 



Claytonia 70 



Cleavers 164 



Clematis 54 



Cleome. 58 



Cleomella. 58 



Clover 132 



Clover, prairie 139 



Cockle-bur 186 



Coffee-tree, Kentucky 129 



Coleosanthus 169 



Collomia. 97 



Comandra 153 



Commelina 13 



Commelinaceae 13 



Compass-plant 180 



Compositae 167 



Coniferales 5 



Conifers. 5 



Conioselium. 162 



Conringia 64 



Convolvulaceae 98 



Convolvulus 98 



Coral-berry 165 



Corallorhiza 51 



Coreopsis 183 



Corispermum 75 



Cornaceae. . 163 



Cornus. 163 



Corydalis 58 



Corylus 157 



Cottonwood 68 



Cow-herb 66 



Cracca. . . 133 



Crassulaceae 142 



Crataegus 127 



Crepis 196 



Cristatella 58 



Crotalaria. 132 



Croton. 83 



Cruciferae. 59 



Cryptanthe 102 



Cucurbita 151 



Cucurbitaceae 151 



Currant. 143 



Cuscuta. 99 



Cycloma. 74 



Cymomarathrum 162 



Cymopteris 162 



Cynareae 191 



Cynoglossum lOi 



Cyperaceae. . . 17 



Cyperus. 20 



Cypripedium. . 49 



Dactylis 32 



Dalea 138 



Dandelion 194 



Dandelion, false 196 



Danthonia 38 



Datura. 105 



Daucus. 163 



Delphinium 55 



Dentaria 62 



Deringia. . . ., 161 



Desmodium 140 



Dicentra. 57 



Dictots. . 51 



Dicotyledonaea 51 



Didiplis 144 



Diplachne 33 



Disporum 12 



Distichlis 32 



Dodder. 99 



Dodecatheon 93 



Dogwood 163 



Dondia 75 



Draba 63 



Dracocephalum. . . 120 



Drymocallis 124 



Duckweed. 16 



Dulichium 20 



Eatonia 32 



Echinochloa 41 



Echinodorus 6 



Echium. 104 



Eclipta 180 



Elaeagnaceae. 153 



Elatinaceae 68 



Elatine 68 



