140 



INDEX. 



Bryum 



120 



Buckbean 



57 



Buckeye 



17 



Btickthorn 



16 



Buckwheat 



68 



Climbing False 



67 



Buda 



12 



Buellia 



13.5 



Bugleweed 



63 



Bugloss, Viper's 



5S 



Bulbochaite 



131 



Bulrush 



89 



Bunchberry 



34 



Burdock 



47 



Bur Marigold 



45 



Bur-reed 



85 



Butter-and-Eggs 



59 



Buttercup 



4 



Butternut 



70 



Butterweed 



43 



Button Bush 



37 



Buttonwood 



70 



Buxbaumia 



122 



Cseoma 



137 



Calamagrostis 



102 



Calla 



85 



Callitriche 



SO 



Calopogon 



78 



Calothrix 



127 



Caltha 



5 



Campanula 



50 



Campion 



11 



Cancer-root 



61 



Cantharellus 



138 



Capsella 



9 



Caraway 



33 



Cardamine 



7 



Cardinal Flower 



50 



Carex 



90 



Carpet Weed 



32 



Carp in us 



73 



Carrion Flower 



80 



Carrot 



32 



Carum 



33 



Carya 



70 



Cassandra 



52 



Castanea 



74 



Catalpa 



62 



Cat-brier 



80 



Catchfly 



11 



Catnip 



63 



Cat-tail, Common 



84 



Ceanothus 



16 



Cedar, Red 



107 



"White 



106 



Celandine 



7 



Celastrus 



16 



Centaurea 



47 



Cephalanthus 



37 



Cerastium 



12 



Ceratodon 



118 



Ch;etophora 



130 



ChamaiCyparis 



106 



Chamomile 



45 



Chantransia 



132 



Chara 



126 



Charlock 



S 



Jointed 



9 



Cheat 



104 



Checkerberry 



52 



Cucumber Root, Indian 82 



Cheeses 



18 



Cudweed 



44 



Chelidonium 



7 



Currant 



29 



Chelone 



59 



Cuscuta 



58 



Chenopodium 



65 



Cylindrothecium 



123 



Cherry 



23 



Cynoglossum 



57 



Chess 



104 



Cyperus 



88 



Chestnut 



74 



Cypress 



68, 106 



duckweed 



12 



Cypripedium 



79 



Forked 



65 



Cystopteris 



112 



Indian 



32 







Mouse-ear 



12 



Dactylis 



103 



Chicory 



48 



Daisy 



46 



Chimaphila 

 Chokeberry 



53 



Ox-eye 



48 



27 



Dandelion 



49 



Chrysanthemum 



46 



Dwarf 



47 



Chrysomyxa 



138 



Fall 



48 



Chrysopogon 



99 



Dangleberry 



51 



Chrysosplenium 



28 



Danthonia 



102 



Cicely, Sweet 



33 



Daucus 



32 



Cichorium 



48 



Day Lily 



80 



Cicuta 



33 



Decodon 



31 



Cinna 



101 



Delphinium 



5 



Cinquefoil 



2.5 



Deschampsia 



102 



Circaca 



32 



Desmodium 



20 



Cladonia 



135 



Deutzia 



28 



Clathrocystis 



126 



Dewberry 



25 



Clearweed 



69 



Dianthus 



11 



Cleavers 



37 



Dichelyma 



122 



Clematis 



3 



Dicksonia 



112 



Clethra 



53 



Dicranella 



117 



Climacium 



123 



Dicranum 



117 



Clover 



19 



Diervilla 



36 



Bush 



21 



Diphyscium 



122 



Sweet 



20 



Dock 



66 



Club Moss 



114 



Dockmackie 



35 



Cnicus 



47 



Dodder 



5S 



Cockle 



11 



Dogbane 



56 



Cocklebur 



44 



Dogwood 



18,34 



Ccelosphxrium 



126 



Doorweed 



66 



Colcochaete 



132 



Draparnaldia 



131 



Columbine 



5 



Dropwort 



24 



Comandra 



68 



Drosera 



30 



Cone Flower 



44 



Drummondia 



119 



Conomitrium 



117 



Duckweed 



SO 



Conopholis 



61 



Dulichium 



SS 



Convallaria 



81 







Convolvulus 



58 



Eatonia 



102 



Coptis 



5 



Echinocystis 



32 



Corallorhiza 



77 



Echium 



58 



Coral-root 



77 



Eglantine 



26 



Corn Cockle 



11 



Elatine 



13 



Cornel 



34 



Elder 



35 



Cornflower 



47 



Eleocharis 



88 



Cornus 



34 



Elm 



69 



Corydalis 



7 



Elodes 



13 



Corylus 



72 



Elymus 



105 



Cow-lily 



6 



Endocarpon 



136 



Cow Wheat 



61 



Epigrea 

 Epilobium 



52 



Cranberry 



51 



31 



Cranesbill 



14 



Epiphegus 



61 



Crataegus 



27 



Equisetum 



108 



Craterellus 



138 



Eragrostis 



103 



Cress, Bitter 



7 



Erechtites 



46 



Marsh 



8 



Erigeron 



43 



Rock 



8 



Erioeaulon 



87 



Spring 



7 



Eriophorum 

 Erythronium 



89 



Water 



8 



82 



Winter 



8 



Eupatorium 



38 



Crowfoot 



4 



Euphorbia 



68 



