Cassia 
Castalia 
Castanea 
Castilleja 
Catchfly 
Cat Mint 
Catnip 
Cat-tail 
Cat-tail Flag 
Caulophyllum 
Ceanothus 
Celandine 
Celastrus 
Celtis 
Cenchrus 
Centaurea 
Cephalanthus 
Cerastium 
Ceratophyllum 
Chaff-see 
Chain Fern 
Chamaecyparis 
Chamaedaphne 
Chamomile 
Cheat Grass 
Chelidonium 
Chelone 
Chenopodium 
Chestnut 
Oak 
Chickweed 
Chicory 
Chimaphila 
Chinquapin Oak 
Chiogenes 
Chokeberry 
Choke Cherry 
Christmas Fern 
Chrysanthemum 
Chrysosplenium 
Cichorium 
Cicuta 
Cimicifuga 
Cinna 
Cinnamon Fern 
Rose 
Cinquefoil 
Circaea 
Cirsium 
Cladium 
Clammy Azalea 
Locust 
Claytonia 
Cleavers 
Clematis 
Clethra 
Cliff Brake 
Climbing False 
Buckwheat 
Fern 
Fumitory 
Hemp-weed 
Clintonia 
Closed Gentian 
Clover 
Club Moss 
Cocklebur 
Colic Root 
Collinsonia 
Coltsfoot 
Columbine 
Comandra 
25 
3 
i 
50 
68 
Comfrey 52 
Commelina 16 
Cone-flower 62 
Conium 46 
Conopholis 56 
Conringia 32 
Convallaria 18 
Convolvulus 51 
Coptis 30 
Coral Root 21 
Corallorrhiza 21 
Coreopsis 62 
Corn Chamomile 62 
Chrysanthe’m 63 
Cockle 28 
Gromwell 52 
Salad 58 
Speedwell 55 
Spurrey 25) 
Cornel 47 
Cornus 43 
Coronilla 33 
Costmary 61 
Corydalis 33 
Corylus 23 
Cotton Grass 13 
Thistle 64 
Cottonwood 22 
Cow Lily 28 
Parsnip 46 
Wheat 56 
Crab Grass 7 
Cracca 39 
Crack Willow 21 
Cranberry-tree 58 
Crane rly Orchis 21 
Cranesbill 39 
Crataegus 35 
Creeping Snow- 
berry 49 
Spearwort 29 
Thyme 54 
Crepis 65 
Crimson Clover 37 
Crotaria 37 
Crowfoot 29 
Cryptogramma I 
Cryptotaenia 46 
Cuckoo Flower 32 
Culver’s-root 55 
Currant 34 
Cursed Crowfoot 29 
Cuscuta SI 
Cut-grass 8 
Cynodon 10 
Cynoglossum 52 
Cynthia 64 
Cyperus II 
Cypress 5 
Spurge 40 
Cypripedium 19 
Cystopteris 2 
D 
Dactylis 10 
Daisy Fleabane 61 
Dalibarda 6 
Dandelion 4 
Danthonia 10 
Darnel II 
Datura 
Daucus 
Day Lily 
Decodon 
Deerberry 
Deer Grass 
Dentaria 
Deptford Pink 
Deschampsia 
Desmodium 
Dianthus 
Dicentra 
Dicksonia 
Diervilla 
Digitaria 
Dipsacus 
irca 
Ditch Stonecrop 
Dock 
Dockmackie 
Dogbane 
Dog’s Tooth 
Violet 
Dogwood 
Downy False 
Foxglove 
Green Alder 
Yellow Violet 
Drop-seed. 
Drosera 
Duckweed 
Dulichium 
Dutchman’s 
Breeches 
Dwarf Cornel 
Dandelion 
Ginseng 
Gray Willow 
Mistletoe 
Raspberry 
Sumac 
E 
Early Crowfoot 
Meadow Rue 
Saxifrage 
Echinochloa 
Echinocystis 
Echium 
Eel Grass 
Elaeagnus 
Elder 
Elecampane 
Eleocharis 
Eleusine 
Elm 
Elodea 
Elymus 
Enchanter’s 
Nightshade 
Epifagus 
Epigaea 
Epilobium 
Epipactis 
Equisetum 
Eragrostis 
Erechtites 
Erigeron 
Eriocaulon 
Eriophorum 
Erysimum 32 
Erythronium 18 
Eupatorium 59 
Euphorbia 40 
European Millet 7 
Mountain Ash 34 
Even’g Primrose 45 
Everlasting é 
Pea 39 
F 
Fagopyrum 26 
agus 23 
Fall Dandelion 64 
False Flax 31 
Gromwell 52 
Hellebore 17 
Indigo 7 
Loosestrife 45 
Miterwort 33 
Nettle 24 
Pimpernel 5 
Solomon’s Seal tr 
Spikenard 18 
Fescue Grass II 
Festuca II 
Fever Bush 3 
Feverfew 3 
Feverwort 5 
Field Mouse-ear 
Chickweed 27 
Sow Thistle 64 
Figwort 55 
Fimbristylis 12 
Finger Grass 7 
Fir 5 
Fireweed 63 
Flax 9 
Fleabane I 
Fleur-de-lis 19 
Floating Foxtail 9 
Heart 50 
Fl’w’r’g Dogwood48 
Fern 2 
Flow’r-of-an-hour 42 
F’rkd Chickweed27 
Fowl Mead.Grass11 
Foxtail Grass 9 
Fragaria 35 
Fraxinus 50 
Fringed Gentian 50 
Orchis 19 
Polygala 40 
Frost Grape 42 
Frostweed 43 
Fuirena 13 
Fumaria 31 
Fumitory Ss 
G 
Galinsoga 62 
Galium 57 
Galeopsis 
Gall-of-the-earth a 
Gard. Asparagus I 
Heliotrope 58 
Orpine 33 
Rose 37 
Sorrel 25 
