INDEX 



Abies 51 



Abutiloa 12 



Acalypha ■ 47 



Acer 14 



Acerates 44 



Achillea 31 



Acnida 45 



Aconituni 6 



Acorus 52 



Actaea 6 



Actinomeris 30 



Adiantum 68 



uEseulus 14 



JEthusa 23 



Agrimonia 18 



Agrostis 63 



Ailanthus 13 



Aira 66 



Alcherailla 18 



Aletris 54 



Alisma 53 



Allium 56 



Alnus 50 



Alopecurus 63 



Amarantus 45 



Ambrosia 29 



Amelanchier 20 



Ammannia 22 



Ampelopsis 14 



Amphicarpaea 17 



Anacharis 53 



Anagallis 35 



Andromeda 34 



Andropogon 67 



Anemone 5 



Antennaria 31 



Antbemis 30 



Antboxanthum 66 



Anychia 12 



Aphyllon 36 



Apios 17 



Aplectrum 54 



Apocynum 43 



Aquilegia 6 



Arabia. 8 



Aralia 24 



Archangelica.. 23 



Archemora 23 



Arenaria 11 



Argemone 7 



Ariseema 51 



Aristida 64 



Aristolochia 44 



Arnica 31 



Arrbenatberum 66 



Artemisia 31 



Asarum 44 



Asclepias 43 



Ascyrum 10 



Asimina 6 



Asparagus 56 



Aspidium 68 



Asplenium 68 



Aster 27 



Astragalus 16 



70 



Atriplex 45 



Azalea 34 



Baccharia 29 



Baptists 17 



Barbarea 8 



Bartonia 43 



Batatas 41 



Berberis 7 



Betula SO 



Bideus 30 



Blepbilia 39 



Bummeria 48 



Borago 41 



Borrichia 29 



Botrychium 69 



Brachyelytrum 6? 



Bra^enia 7 



Brassica 9 



Brizopyrum 64 



Bronius 65 



Broussonetia 48 



Brunella 39 



Buchnera 37 



Bupleurum 23 



Cacalia 31 



Cakile 9 



Calamagrostis 63 



Calamintha. 39 



Calendula 31 



Calla 52 



Callitriche 47 



Calopogon 54 



Caltba 6 



Calycanthus 20 



Calystegia 42 



Caiiielina 9 



Campanula 33 



Camptosorus 68 



Cannabis 48 



Capsella 9 



Cardainine 8 



Cardiospermum 14 



Carex 60 



Car pin us 50 



Carya 48 



Cassandra 34 



Cassia 18 



Castanea 49 



Castilleia 37 



Catalpa 36 



Caulophyllum 7 



Ceanotbus 14 



Celastrus 14 I 



Celtis 48 



Cenchrus 67 



Centaurea 31 



Cephalanthus 25 



Cerastium 11 



Ceratophyllum 47 



Cercis 18 



Chaerophylluni 23 



Chamaelirium 56 



Cheilantbes 68 



('helidonium 7 



Chelone 36 



Chenopodium 44 



Cbiraaphila 34 



( hionanthus 44 



Chondrilla 32 



Chrysogonum 29 



C'hrysopsis 29 



Chrysosplenium 21 



Cichorium 32 



Cicuta 23 



( imicifupa 6 



Cinna 63 



Circaea 21 



Cirsium 31 



Claytonia 12 



Clematis 5 



Clethra 34 



Clitoria 17 



Cnicus 31 



Collinsonia 39 



Comandra 46 



Commelyna 58 



Comptonia 50 



Conium 24 



Conoclinium 27 



Conopholis 36 



Convallaria 56 



Convolvulus 42 



Coptis 6 



Corallorhiaa 54 



Coreopsis 30 



Cornus 24 



Corydalis 8 



Corylus 50 



Crataegus 19 



Crotalaria 15 



Cryptoteenia 23 



Cunila 39 



Cupbea 22 



Cupressus 51 



Cuscuta 42 



Cynodon 64 



Cynoglossum 41 



Cynthia 32 



Cypripedium 54 



Cyperus 58 



Cystopteris 69 



Cytisus 15 



Dactylis 64 



Danthonia 66 



Datura 42 



Daucus 23 



Delphinium 6 



Dentaria 8 



Desmodium 16 



Dianthera 38 



Dianthus 10 



Dicentra 7 



Dicksonia 69 



Diervilla 24 



Diodia 25 



Dioscorea 55 



Diospyros 35 



Di|>lopappus 23 



Dipsacus 26 



Dirca 46 



