Part 17

Beggar-ticks, 163

Bermuda grass, 113

Berteroa, 133

Bidens, 162, 163

Biennial wormwood, 162

Bindweed, 150

Bird's-foot trefoil, 139

Bitter buttercup, 131

Bitter dock, 122

Black-eyed susan, 169

Black medick, 139

Black mustard, 134

Black nightshade, 156

Black swallow-wort, 149

Bladder campion, 130

Bladder Ketmia, 146

Bloom-fell, 139

Bluefield madder, 159

Blue grass, 116

Blue grass, Canadian, 116

Blue grass, Kentucky, 116

Blue Vervain, 153

Borage family, 152

Boraginaceae, 152

Bouncing Bet, 129

Broad-leaved Dock, 122

Broad-leaved plantain, 159

Brome grass, 112