250 



Illinois State Laboratory of Natural Histori/. 



Epilobium angustifolium 213 



coloratum 213 



montannm 213 



roseum 213 



Eragrostis peetinacea 201 



Erigeron annuum 230 



bellidifolium 229 



Canadense 229 



Philadelphiciim 230 



Erythronium 168 



Enpatorium 231 



ageratoides 181 



perfoliatum 231 



Euphorbia 165 



dentata 165, 237 



heterophj'lla 165 



hypericifolia 165, 237 



maculata 165, 237 



polygonifolia 237 



Euphorbiacere 241 



Fraxinus viridis 236 



Galium concinnum 181 



triflorum 181 



Gentiana puberula 193 



Geranium maculatum 224 



Gilia 192 



Gooseberry, cultivated 227 



Grasses 154, 169, 170, 198 



Hedysarum paniculatum 160 



Heliaiithus 185, 186, 217, 232 



annuus 185 



decapetalus 185 



mollis 185 



rigidus 185 



Hepatica triloba 222, 223 



Hibiscus militaris 224 



Hieraceum 187 



Canadense 187 



Hordeum jubatum 198 



Houstonia coerulea 229 



Hydrangea'arborescens 219 



Hydrophyllum appendicula- 



tum 235 



Hypericum 157 



mutilum 157, 158 



Impatiens 176, 225 



fulva 176 



Impatiens — {continued) 



pallida 176 



Ipomcea lacunosa 217 



Nil 217, 218 



pandurata 217, 218 



Juncus tenuis 168 



Juniperus Virginiana 210, 240 



Kuhnia eupatorioides 182 



Lactuca 232 



Canadensis 232 



Lathyrus ochroleucus 161 



palustris 161 



veneuosus 161 



Leguminosit 209 



Lespedeza capitata 161 



hirta 161 



procumbens 160, 226 



repens 160 



violacea -. 161 



Lobelia puberula 188 



syphilitica 188 



Lophanthus nepetoides 191 



Lycopus Europseus 234 



Lysimachia ciliata 233 



lanceolata 233 



Mentha 190 



Canadensis 190 



Mitella diphylla 178 



Monarda Bradburiana 190 



fistulosa 190 



punctata 190 



Muhlenbergia 197 



Myosotis 234 



verna 234 



Oats 154, 198, 200, 201 



(Enothera biennis 227, 228 



linifolia 162, 227 



Osmorrh iza 1 80 



brevistylis 180 



longistylis 180 



Panicum 201 



capillare 201 



crus-galli 202 



pubescens 201 



virgatum 170, 201 



Peltandra Virginica 166 



Pentstemon pubescens 233 



