INDEX TO HOST PLANTS. 



Abies 212 



Acorus calamus 167 



Actioa 223 



Agiimonia Eupatoria 220 



parviflora 220 



Agrostis vulgaris 198 



Aletris farinosa 195 



Allium striatum 168 



Ambrosia 231 



trilida 185, 231 



Amorpha canescens 177 



fruticosa 177 



Amphicarpa'a monoica 226 



Andropogon 199, 203 



furcatus 199, 203 



scoparius 199, 203 



Anemone cylindrica 172 



nemorosa 222 



Pennsylvanica 222 



Virginiana 172 



Apocynum cannabinum 286 



Apple 144, 145, 154 



Arisamia dracontium 166 



triphyllum 166 



Asclepias corn uti 1 63, 236 



incarnata 164 



tuberosa 164 



Aster 183, 216, 230 



miser , 183 



Novffi-Anglije 183 



sagittifolius 183, 216, 230 



Shortii 183 



Barberry 145, 154 



Bidens 232 



frondosa 232 



Blepbilia hirsuta 190, 191 



BorraginaceiB 234 



Buckthorn 154 



Calystegia sepium 193 



Carex ]95 



Cephalanthus occidentalis 229 



Cereals 198 



Circaja alpina 180 



Lutetiana 179, 180 



Cirsium 1S7 



discolor 187 



lanceolatum 187 



Claytonia Yirginica 175 



Compositfe 151, ]30 



Comandra umbellata 211, 237 



Conifene 241 



Conoclinium c(«lestinum 182 



Crassulaceai 241 



Cratiegus coccinea 240 



tomentosa 240 



rar. mollis 240 



var 240 



Croton capitatum 213 



monanthogynus 213 



procumbens 213 



Crotonopsis linearis 213, 238 



Cunila Mariana 190 



Cupressina; 209 



Cynthia Virginica 188 



Desmodium 160 



Canadense 160 



cuspidatum 160 



paniculatum 159 



rotundifolium 160 



Dicentra cucullaria 223 



Diodia teres 163, 228 



Dulichium spathaceum 196 



Elepbantopus 217 



Carolinianus 216 



Elodes Virgini(;a 157, 158 



Elymus Virginicus 170, 200 



