246 
Euphorbia maculata, 9. 
Euphorbia Montana, 85. 
Everlasting pea, 149. 
Falcaria Itivini, 162. 
Fern, 199. 
Festuca tenella, 16L 
Ficaria verna, 162. 
Filbert trees, 24, 25. 
Fir trees, 91. 
Fir woods, 64. 
Flax, 215. 
Foxtail, 9. 
Fragaria vesca, 81. 
Fraxinus, 145. 
Fraxinus viridis, 94,142,155. 
Fritillaria Meleagris, 162. 
Frondose groves, 62. 
Gaillardia aristata, 191. 
Galiuru, 9. 
Galium aparine, 143,162,190. 
Galium boreale, 83,156. 
Gaura biennis, 75. 
Gaura coceinea, 80. 
Geraniace®, 194. 
Geranium Carolinianum, 8, 75. 
Geranium ineisum, 189, 209. 
Geranium maeulatum, 8. 
Geranium molle, 162. 
Geranium Richardsoni, 189. 
Gilia gracilis, 189. 
Gilia linearis, 189. 
Glaux maritima, 80. 
Gleditscbia triacantbos, 19, 94. 
Glyceria aquatica, 192. 
Glyceria nervata, 192. 
Glyceria spectabilis, 162. 
Glycyrrbiza lepidota, 80. 
Gooseberry. 34. 
Gourds, 131. 
Gramme®, 194, 218. 
Grape, 45, 131, 204, 219. 
Grape vine, 93. 
Grasses, 154. 
Grasses, dead leaves and culms of, 66. 
Grass, living, 187. 
Grindelia squarrosa, 81,191. 
Ground, 185. 
Gutierrezia Euthami®, 191, 192. 
Gymnocladus Canadensis, 143. 
Hackberry, 177. 
Hazel nuts, 131. 
Hedysarum boreale, 80. 
Heliantbus, 7, 209. 
Helianthus annuus, 81, 84, 191. 
Heliantbus Californicus, var. Utahensis, 81,191. 
Helenium autumnale, 191. 
Hemlock treo, ground under, 61. 
Herbaceous stems, 65. 
Heucbera cylindrica, 81. 
Heucliera parvifolia, 189,193. 
Hickor}’, 91. 
Hickory limbs, 79. 
Hollyhock, 151. 
Hop leaves, 145. 
Hordeum jubatuin, 30, 83,192. 
Hungarian grass, 9. 
Hyacinth, 225, 226. 
Hydrangea, 145. 
Hydrophyllace®, 194. 
Hydrophyllum Virginicum, 8. 
Impatiens fulva, 8. 
Ipomcea pandurata, 161,167, 203. 
Ipomcea purpurea, 70. 
Iris Missouriensis, 84. 
Iva axillaris, 80, 81. 
Ixia bulbs, 225. 
Japan chestnut, 156. 
Juglans nigra, 77, 142, 161. 
Juucus longistylis, 83. 
Juniperus Virginiana, 84. 
Kceleria cristata, 30,83. 
Labiat®, 194. 
Labrusca, 223. 
Lactuca, 8,144. 
Lactuca pulchella, 80, 83,191. 
Lampsana communis, 104,162. 
Laris Europaea, 162. 
Lathvrus, 150. 
Lathyrus latifolius, 149. 
Lathyrus ocbroleucus, 65. 
Leaves, 187. 
Leguminosae, 190,194. 
Lepidium intermedium, 82. 
Lepidium Virginicum, 8,10. 
Lewisia rediviva, 80. 
Liliace®, 218, 225. 
Lilium candklum, 46. 
Lilium superbum, 103. 
Lima beans, 221, 222. 
Lindera benzoin, 79. 
Linum, 215. 
Linum Lewisii, 32, 80, 215. 
Linum perenne, 32, 215. 
Linum rigidum, 32, 215. 
Linum sulcatum, 215. 
Linum Virginicum, 215. 
Lixus, 172. 
Lobelia syphilitica, 76. 
Lobelia urens, 76. 
Lophauthus scropliulariaefolius, 9. 
Lupinus leucophyllus, 82. 
Lupinus parviflorus, 190. 
Lycium, 152. 
Maclura aurantiaca, 145. 
Macrorliyncus troximoides, 68. 
Magnolia, 19. 
Magnolia glauca, 22. 
Magnolia granditiora, 152. 
Malvace®, 217. 
Malva rotuudifolia, 79. 
Manisurus granularis, 95,102,103. 
Maple, 153. 
Maple logs, bark of, 69. 
Maple saplings, dead, 79. 
Maple wood, rotten, 70. 
Medlar, 131. 
Melletia caffra, 95,102. 
Melons, 227. 
Mentha Canadensis, var. glabrata, 81. 
Mertensia Sibirica, 190,191, 209. 
Mespilus Germanica, 162. 
Monarda fistulosa, 81. 
