INDEX TO THE G-ENERA, 

 Not including the Cultivated Plants., or the Mosses and Liverworts 



(page 27.) 



Abies 



Acalypha 



Acer, 



Achillea 



Aeorus, 



Adiantum, 



Agrimonia, 



Agrostemma, 



Agrostis, 



Aira, 



Aletris 



Alisma 



Allium, 



Alnus, 



Alopecurus, 



Amarantus, 



Ambrosia, 



Amelanchier, 



Ampelopsis, 



Amphicarptea, . . 



Anagallis, , 



Andromeda, .... 



Andropogon 



Anemone, 6, 



Antennaria, ... 6, 

 Anthoxanthum, . , 



Aphyllon 



Apios, 



Apocynum, . .17, 



Aquilegia, 



Aralia, 8, 12, 



Arctostaphylos, . 



Arenaria, 



Arethusa, 



Arisrema, 



Aristida 



Asclepias, . ... 18, 



Aspidium, 



Asplenium, 



Aster, 24, 



Atriplex, 



Azalea, 



Ballota 



Baptisia, 



Barbarea 



Bartonia, 21 



Benzoin 6 



Berberis, 10 



Betula, 8 



Bidens, 24 



Bcehmeria, 20 



Botrychium, .... 23 

 Brachyelytrum, . 18 



Bryzopyrum 24 



Bromus, 15 



Brunella, 14 



Cakile 20 



Calamagrostris, 



18, 25 



Callitriche, 9 



Calopogon, 14 



Caltha, 6 



Calystegia, ....... 14 



Campanula, 19 



Cannabis, 19 



Capsella, 5 



17 | Cardamine, 9 



Carex 5, 6, 7 



Carpinus, 8 



Carya 11 



Cassandra, 6 



Cassia, 21, 22 



Castilleia, 9 



Ceanothus, 19 



Cephalanthus, ... 22 



Cerastium, 9 



Chelidonium, 9 



Chelone, 23 



Chenopodina, .... 23 

 Chenopodium, ... 22 



Chimaphila 18 



Chiogenes, 6 



Chrysopsis, 22 



Chrysosplenium, . . 5 



Cichorium, 22 



Cicuta, 17 



Cinna, 24 



Circaja, 19 



Cirsium, 12, 



18, 19, 21, 24, 25 



Cladium, 



Clematis, 



Clethra, 



Comandra, 



: Comptonia, 



i Conium, 



i Coptis, 



| Cornus, ..10, 13, 



j Corylus, 



Crataegus, 



Cupressus, 



Cuscuta, 



Cyperus, 



Cypripedium, . . . 



Dactylis, 



Danthonia, 



Datura, 



Daucus, 



Desmodium, 



Dianthus, 



Dieksonia, 



Dioscorea, 



Diplopappus, .24, 

 Discopleura, .... 



Draba, 



Drosera, 



Dulichium 



Eleocharis, . 7, 12, 



Elodea, 



Elymus, 



Epigsea 



Epilobium, . . .18, 



Epiphegus, 



Equisetum, .... 5, 

 Eragrostis, ... 24, 



Erecthites, 



Erigeron, .10, 17, 



Eriocaulon, 



Eriophorum 



Erythronium, 

 Eupatorium, . .24, 



Euphorbia, 



Fagus 



Festuca, 



Fimbristylis, .... 



17 : Fragaria, 



21 I Fraxinus, 



23 Galium,.. 12, 14, 



12 Gaultheria 



8 Gaylussacia, 



17 Gentiana 



■ 8 ; Geranium, 



19 Gerardia, .21, 24, 



. 5 , Geum, 



12 j Glyceria,.12, 13, 



6 Gnaphalium, .19, 



Goodyera 



Gratiola, 



Gymnadenia, 



Hamamelis, 



Hedeoma, 



Helianthemum, . . 



Helianthus 



Hemerocallis, . . . 



Heracleum 



Hibiscus, 



23 j Hieracium, 12, 19, 



25 Hierochloa, 



23 j Holcus 



• 5 1 Hottonia, 



18 Hydrocotyle, 



18 Hypericum, . . 17, 



17 Hypoxys, 



20 Hudsonia 



Ilex, 



Ilysanthes, 



Impatiens, 



Inula 



Iris, 



Isoetes, 



Iva, 



Juncus, ..13, 14, 



Juniperus, 



17 j Kalmia, 



Krigia, 



Lactuca 



Lamium, , 



Lappa, 



Lathyrus, ....11, 

 Lechea, 



22 



. 7 

 . 8 

 1!) 

 IS 

 ..9 

 20 

 10 

 20 

 . 19 

 21 

 22 

 23 

 19 

 21 

 26 

 23 

 12 

 22 

 17 

 12 

 25 

 24 

 . 9 

 13 

 15 

 17 

 20 

 10 

 12 

 16 

 19 

 18 

 22 

 12 

 18 

 24 

 23 

 . 5 

 14 

 10 

 19 

 , 5 

 22 

 15 

 20 



