xviii ILLUSTRATIONS 



PAGE 



Partridge Pea . 167 



Fall Dandelion 167 



Tansy 171 



Orange Hawkweed 173 



Hawkweed 175 



Rattlesnake-weed 175 



Thin-leaved Sunflower 177 



Larger Bur-marigold 177 



Spring Beauty 189 



Shooting Star 191 



Arethusa 191 



Wake Robin 193 



Wild Columbine 195 



Wild Pink , .... 197 



Maiden Pink 197 



Wild Cranesbill 199 



Herb Robert 199 



Pitcher-plant 203 



Stemless Lady's Slipper 205 



Showy Orchis 207 



Wild Azalea 209 



Fringed Milkwort 211 



Field Milkwort 211 



Mountain Laurel 213 



Twisted-stalk 215 



Wood Betony 217 



Bouncing Bet 217 



Pale Corydalis 219 



Sheep Laurel 221 



Grass Pink 223 



Rose Pogonia 223 



Wild Orange -red Lily 225 



Spreading Dogbane 227 



Twin-flower 227 



Meadow-sweet . * 229 



