INDEX 



213 



Guttiferales 86 



Gymnocladus 129 



Habenaria 50 



Hackberry 91 



Halerpestes 53 



Halorrhagidaceae 148 



Hartmannia 147 



Hazel-nut 157 



Hedeoma 121 



Helenieae 186 



Helenium. 187 



Heliantheae 179 



Helianthemum 87 



Helianthus. 181 



Heliopsis 180 



Heliotropium 100 



Hemicarpha 17 



Hemp. 91 



Heraclium 163 



Heteranthera 13 



Heteromerae. . 92 



Heuchera 142 



Hibiscus 90 



Hickory 156 



Hicoria 156 



Hieraclium 196 



Hippocastenaceae. 154 



Hippuridaceae 149 



Hippuris 149 



Hoarhound . .119, 1?»2 



Homalobus 134 



Homalocenchrus, , 47 



Hone-wort. . 161 



Honeysuckle 166 



Hops 91 



Hordeae 34 



Hordium 37 



Horse-weed. 178 



Hosackia 133 



Houstonia 164 



Humulus 91 



Hydrales 48 



Hydrocharitaceae. . 48 



Hydrophyllaceae 99 



Hydrophyllum. 100 



Hymenopappus 186 



Hypericaceae 86 



Hypericum 86 



Hypoxis. 49 



Hystrix 36 



Ibidium 50 



Dysanthes 113 



Impatiens 81 



Inferae 163 



Inuleae. 178 



lodanthus 60 



Ipomoea 98 



Iridaceae 49 



Iridales 48 



Iris 49 



Ironwood. . . 157 



Isanthus 118 



Isnardia 145 



Iva 185 



Ivy. poison. 155 



Jack-in-the-pulpit 15 



Judas tree. 129 



Juglandaceae 155 



Juglans 155 



Juncaceae 13 



Juncus. . . 13 



June-berry 127 



Juniperaceae. . . 5 



Juniperus 5 



Kochia 75 



Koeleria 32 



Koellia 121 



Korycarpus 32 



Kuhnia 169 



Kuhnisteria 139 



Labiatae 117 



Lacinaria 170 



Lactuca 195 



Lamb's quarters 73 



Lamiaceae 117 



Lamiales 116 



Lamium 120 



Lappula 101 



Larkspur 55 



Lathyrus 141 



Lavauxia 147 



Lead-plant 138 



Lechea 87 



Leguminosae 128 



Lemna 16 



Lemnaceae 16 



Lentibulariaceae 115 



Leonurus 120 



Lepachys 181 



Lepargyraea 153 



Lepidium 60 



Leptorchys 50 



Lespedeza 141 



Lesquerella 62 



Leptandra 114 



Leptilon 178 



Lettuce, wild 195 



Leucelene 177 



