G Gaillardia, 285 aristata, 303 Great-flowered, 303 Galium boreale, 263 Garlic, 42 Northern, 43 Gaultheria, 212 humifusa, 213 ovatifolia, 213 Gentian, Dwarf, 233 Family, 231 Four-parted, 233 Glaucous, 234 Large, 234 Northern, 232 Spurred, 235 Gentiana, 232 acuta, 232 affinis, 234 glauca, 234 propinqua, 233 prostrata, 233 GENTIANACEÆ, 231 Geum, 151 macrophyllum, 162 strictum, 162 Ginseng Family, 199 Globe-flower, Western, 104 Goat’s-Beard, 153 Golden Rod, Canada, 288 Field, 287 Missouri, 287 Northern, 286 Gooseberry, Bristly, 148 Family, 146 Northern, 148 Swamp, 147 Grass, Blue-eyed, 53 Grass-of-Parnassus, Alpine, 128 Family, 126 Fringed, 126 Marsh, 127 Small-flowered, 127 GROSSULARIACEÆ, 146 Groundsel, Black-tipped, 311 Silvery, 310 Western Balsam, 309 H Halerpestes, 91 Cymbalaria, 103 Harebell, 274 Arctic, 273 Hawk’s-beard, Alpine, 280 Many-flowered, 281 Hawk-weed, Hairy, 282 Narrow-leaved, 281 Slender, 282 White-flowered, 283 Heal-all, 245 Heath, Family, 211 White, 215 Heather, False Pink, 216 False Red, 217 False White, 216 Hedysarum, 168 americanum, 177 Mackenzii, 178 sulphurescens, 178 Mackenzie’s, 178 Purple, 177 Yellow, 178 Helianthus, 285 Nuttallii, 302 scaberrimus, 301 Heliotrope, Wild, 272 Hellebore, American White, 37 Hemieva, 130 ranunculifolia, 136 Hemlock, Mountain, 30 Western, 29 Heracleum, 201 lanatum, 204 Heuchera, 129 glabra, 134 ovalifolia, 135 Hieracium, 276 albiflorum, 283 gracile, 282 Scouleri, 282 umbellatum, 281 Homalobus, 168 aboriginorum, 173 Honeybloom, 237 Honeysuckle, Douglas, 268 Family, 264 Fly, 269 Involucred, 270 Horsetail, Family, 14 Field, 15 Swamp, 16 Wood, 15 Huckleberry Family, 221 HYDROPHYLLACEÆ, 238 HYPERICACEÆ, 168 Hypericum Scouleri, 186 I Ibidium, 55 romanzoffianum, 67 IRIDACEÆ, 52 Iris Family, 52 J June-berry, North-western, 166 Juniper, Alpine, 32 Juniperus, 24 prostrata, 33 siberica, 32 K Kalmia, 212 microphylla, 218 Kruhsea, 46, 50 streptopoides, 50