74 



INDEX. 



Page. 



Coniferous trees - — . 2i 



Conioselinuiii G2 



Conium - 63 



Coiniis 4i,63 



Corydalis 40, 56 



Cory his 69 



Crataegus 43 



Crocidium 65 



Cuscuta 68 



Cymopterus 43,63 



Cynoglossum 46 



Cypripedum , 48 



Caucus C3 



Delphinium 40, 51, 55 



Dentaria 56 



Desmodium 42 



Diclielostemma C9 



Dielytra 66 



Diidecatheon 67 



Draba 41,56 



Drosera 56 



Echcacea 44 



Eehinocystis 43 



Echinopanar 63 



Echinospermum 46 



Edosmia . 62 



Ellisia 46 



Eleocharis 70 



Elodea 41 



Elymus 49,71 



Endolepis 47 



Epilobium 51,60 



Equisetum 49, 71 



Erigeron 44,51,64 



Eriogonum 54 



Eriopliorum ., 70 



Eritiichiiftn 67 



Eiodium 51 



Erysimum 40,56 



Erythrouium 70 



Eupitorium 44 



Euphorbia 47 54 



Euplirosyns 44 



Eutoca 68 



Eurotia.... 47 



Eestuca 48,71 



Forests of western region 24 



Fragaria 41,60 



Frangula 67 



Franseria 64 



Fraxinus 46,68 



Frosli waters...... .... 34 



Fritillaria 70 



Gaillardia.... 45 53 



Galium 44,51,64 



Gaultheria 66 



Gaura 43 



Geranium 41,51,57 



Geum 43,59 



Cfi'ii 54,68 



Page. 



Githopsis 66 



GriaJelia 44,51,64 



Gleditschia 42 



Glycirrhryza 41 



Great Plain of Columbia 16 



Glaux 67 



Glycosma 63 



Gnaphalium , 65 



Hedeoma 46 



Heleuium 53 



Heliauthus 44,53 



Heliopsis 44 



Heracleum 63 



HesperoBcordon 70 



Heterocodon 66 



Heuchera 43,62 



Hioracium . 65 



Honckenya 56 



Hordeum 49,70 



Hosackia 42,51,58 



Hydrophyllum 46,67 



Hymenopappus 45 



Hypericum 56 



Impatiens 67 



Iris 48 



Iva 44 



Juncus 48, 70 



JunipcruB 48 



Kalmia 66 



Koeleria 48,70 



Kuhnia 44 



Lathyrus 41,51,58 



Lepachys 44 



Lepidium 41 



Lespedeza 42 



Liatris 44 



Ligusticum 62 



Lilium 48,69 



Liuaria 67 



Lirmea 63 



Linum 41 



Linosyris .. 51 



Lithospermum.. 46 



Lithophragma . 62 



Lobelia ...... 45 



Lolium .. 71 



Lonicera 64 



Lophanthus - 46 



Lupinus 42,51,58 



Luzula 70 



Lycopus 45 



Lygodesmia 45 



Lysimachia..... 45 



Machaeranthera 61 



Macrorhynchus 65 



Madia 65 



Malacothrix 63 



Malva 57 



Malvastrum 41, 51 



Maple 57 



