312 



INDEX. 



Page. 



Corydalis 163 



Corylus 137 



Costmary 290 



Cotinus 198 



Cotton grass 98 



upland 204 



Cottonwood 134 



Couch grass 90 



Coville, Frederick V 14 



Cow parsnip 218 



pea 190 



Cowbane 218 



Cowherb 155 



Cowslip, Virginia 238 



Co w- wheat 254 



Crab apple, American 177 



Siberian 177 



Soulard 177 



Crabgrass 73 



Cracca 184 



Crack willow 133 



Cranberry, highbush 2G0 



Crandall, E. L 16 



Crane-fly orchis 132 



Crane's-bill 190 



Crassulaceae 171 



Crataegus 178 



Cream violet 208 



Creeping thyme 245 



Crepis 267 



Cress, bitter 169 



lake 166 



mouse-ear 168 



penny 167 



rock 168 



winter 168 



yellow 165 



Crested iris 126 



Crimson clover 184 



Crocanthemum 205 



Crocus 126 



Crosswort 226 



Crotalaria 183 



Crotonopsis 195 



Crowfoot family 156 



Crownbeard, yellow 288 



Cryptotaenia 218 



Cubelium 206 



Cucumber, Indian 124 



root 124 



star 262 



wild 262 



Cucurbitaceae 262 



Cudweed, low 284 



purplish 284 



Culver's-root 253 



Cunlla 245 



Cuphea 212 



Curled mallow 203 



Curly-grass family 53 



Currant, red 172 



wild black 172 



Cuscuta 234 



Cuscutaceae 234 



Castard apple family 161 



Cut-grass, rice 81 



Page. 



Cynodon 35 



Cynoglossum 237 



Cynoxylum 220 



Cynthia 264 



Cyperaceae 92 



Cyperus 93 



Cypress, bald ei 



spurge 197 



vine 233 



Cypripedium 128 



Cystopteris 57 



Cytisus * 183 



DactyUs 37 



Daffodil 125 



Daisy fleabane 283 



ox-eye 290 



Dame's rocket 167 



Dandelion, common 265 



fall 264 



red-seeded 265 



Dangleberry 224 



Danthonla 85 



Daphnaceae 21I 



Dasystoma 253 



Datura 247 



Daueus , 217 



Day flower lie 



lily 122 



Dead nettle 243 



Deciduous holly 199 



Decodon 212 



Deerberry 224 



Delphinium 157 



Dennstedtla 64 



Dentaria 169 



Deptford pink 154 



Deringa 218 



Deschampsia 84 



Desmodium 186, 187 



Devil's-bit 119 



Dewberry 175 



Dianthera 256 



Dianthus 154 



Dicentra 163 



Dichanthelium, subgenus 75 



Dlchrophyllum 196 



Dicksonia 64 



Digitaria •. 73 



Diodia 258 



Dloscorea 125 



Dioscoreaceae 125 



Diospyraceae 227 



Diospyros 227 



Diplachne 85 



Diplopappus 282 



Dipsacaceae 262 



Dipsacus 262 



Dirca 211 



Discopleura 219 



Ditch stonecrop 171 



stonecrop family 171 



Dittany 245 



Dock 144 



bitter 144 



narrow 145 



swamp 144 



