D Daisy, Ox-eye, 315 White, 315 Yellow, 301 Dandelion, 278 Mountain, 278 Dasyphora, 151 fruticosa, 157 Delphinium, 91 Brownii, 107 Menziesii, 108 Devil’s Club, 200 Disporum, 46, 51 Large-flowered, 52 majus, 52 oreganum, 51 Dock, Pale-leaved, 77 Sour, 77 Dodecatheon, 226 conjugens, 231 pauciflorum, 230 Dogbane, Family, 137 Spreading, 237 Dogwood, Family, 205 Red-stemmed, 206 Draba, 112 andina, 114 aurea, 115 glacialis, 112 incana, 116 lonchocarpa, 115 nivalis, 114 oligosperma, 113 DRUPACEÆ, 167 Dryas, 151 Drummondii, 164 octopetala, 163 Dryopteris, 4 Filix-mas, 11 oreopteris, 12 spinulosa dilatata, 11 E Echinopanax horridum, 200 ELÆAGNACEÆ, 191 Elæagnus, 191 argentea, 191 Elder, Black-berried, 265 Red-berried, 264 Elephantella, 248 grœnlandica, 260 Long-beaked, 260 EMPETRACEÆ, 183 Empetrum nigrum, 183 Epilobium, 193 alpinum, 196 anagallidifolium, 196 Hornemanni, 197 luteum, 195 EQUISETACEÆ, 14 Equisetum, arvense, 15 fluviatile, 16 hyemale, 16 scirpoides, 17 sylvaticum, 15 variegatum, 17 Variegated, 17 ERICACEÆ, 211 Erigeron, 284 acris, 294 asper, 290 aureus, 292 cæspitosus, 291 drobrachiensis, 294 melanocephalus, 293 multifidus, 291 philadelphicus, 295 salsuginosus, 289 simplex, 289 Eriogonum, 76 ochroleucum, 79 subalpinum, 78 Tall White, 78 Yellowish-White, 79 Erysimum, 112 inconspicuum, 121 Erythronium, grandiflorum, 44 Eucephalus, 285 Engelmanni, 300 Everlasting, Alpine, 317 Howell’s, 318 Mountain, 319 Pearly, 320 Pink, 320 Tall Alpine, 317 White, 318 F Fern, Beech, Long, 5 Beech, Western, 4 Brittle, 13 Family, 3 Grape, Virginia, 2 Holly, 10 Lady, 9 Lip, Hairy, 8 Maidenhair, 6 Male, 11 Oak, 5 Shield, Spinulose, 11 Figwort Family, 248 Filix, 4 fragilis, 13 montana, 14 Fir, Balsam, 27 Red, 28 Sub-alpine, 27 Fire-weed, 194 Flax, Family, 182 Lewis’s Wild, 182 Fleabane, Arctic, 289 Black-woolly, 293 Blue, 294 Daisy, 291 Golden, 292 Large Purple, 289 Philadelphia, 295 Rough, 290 Tufted, 291 Foam-Flower, 136 Forget-me-not, 243 False, 241, 242 Fragaria, 151 glauca, 158