Page 



Broad Beech Fern 11 



Broad-Fruited Bur-Reed ... 15 



Broad-Leaved Willow 29 



Brome Grass 19 



Bromus 19 



Brooklime 63 



Broom-Rape 64 



Broom-Rape Familj- 64 



Broussonetia 31 



Buckbean 58 



Buckthorn Family 50 



Buckwheat 32 



Buckwheat Family 32 



Buffalo Bur 62 



Buffalo Currant 41 



Bugbane Zl 



Bugle-Weed 61 



Bulbous Buttercup 36 



Bullace Plum 45 



Bull Thistle 71 



Bulrush 21,25 



Bunchberry 55 



Bur Cucumber 66 



Burdock 71 



Bur Marigold 69 



Burning Bush 49 



Bur-Reed Family 15 



Bush Clover 46 



Bush Honeysuckle 65 



Butter-and-Eggs 63 



Buttercup 35, 36 



Butternut 29 



Buttonbush 65 



Button Snakeroot 67 



Buttonwood 41 



Cabbage 39 



Cacalia 70 



Cactaceae 52 



Cactus Family 52 



Calamagrostis 18 



Calla 24 



Callitrichaceae 48 



Callitriche 48 



Calopogon 28 



Caltha 36 



Camelina 39 



Campanula 66 



Campanulaceae 66 



Campion 34, 35 



Camptosorus 11 



Canada Blue Grass 19 



Canada Thistle 71 



Canada Violet 52 



Canadian Burnet 44 



Canary Grass 17 



Cancer Root 64 



Cannabis 31 



Canoe Birch 30 



Caper Family 40 



Caper Spurge 48 



Page 



Capparidaceae 40 



Caprifoliaceae 65 



Capsella 39 



Caraway 54 



Cardamine 39 



Cardinal Flower 66 



Carduus 71 



Carex 21 



Carnation 35 



Carolina Poplar 29 



Carpet Weed 34 



Carpinus 30 



Carrot 55 



Carum 54 



Carya 29 



Caryophyllaceae 34 



Cashew Family 49 



Cassandra 57 



Cassia 45 



Castalia 35 



Castanea 30 



Castor-Oil Plant 48 



Catalpa 64 



Catawba Tree 64 



Cat-Brier 27 



Catchfly 34,35 



Catmint 60 



Catnip 60 



Cat-Tail 15 



Cat-Tail Family 15 



Caulophyllum ^1 



Ceanothus SO 



Celandine 38 



Celastraceae 49 



Celastrus 49 



Celtis 31 



Cenchrus 17 



Centaurea 71 



Cephalanthus 65 



Cerastium 34 



Ceratophyllaceae 35 



Ceratophyllum 35 



Chaerophyllum 54 



Chain Fern 11 



Chamaedaphne 54 



Chamaelirium 25 



Chamomile 70 



Cheat 19 



Cheeses 51 



Chelidonium 38 



Chelone 63 



Chenopgdiaceae Z7» 



Chenopodium Z2) 



Cherry 45, 62 



Chess 19 



Chestnut 30,50 



Chestnut Oak 30 



Chicken Grape 50 



Chick Pea 47 



Chickweed Wintergreen 57 



75 



