INDEX 



395 



H 



Haemodoraceae, 289 



Halcyon, 117 



Halibut, 58 



Hamamelidaceae, 76, 104, 214, 271 



Hamamelis, 139 



Hamamelose, 139 



Haploesthes, 267 



Haplopappus, 161 



Harmine, 161 



Haworthia, 107, 108, 228 



HCN, 182, 184, 186 



Hebe, 132 



Hecogenin, 249 



Hedera, 133 



Hedysareae, 86, 210 



Helenieae, 265 



Helenium, 264 



Heliantheae, 264 



Helianthus, 62 



Hemerocallus, 108 



Hemicelluloses, 137 



Hemiptera, 99 



Hemoglobin, 29, 51, 52 



Heptose, 138 



Heptulose, 138 



Hemandiaceae, 170, 271 



Herrania, 214, 215 



Heterokontae, 275 



Heterologous reaction, 73, 77 



Hexose, 137, 146, 150 



Heyderia, 248 



Hippoccistanaceae, 120, 289 



Hippocrateaceae, 140 



Hiptagin, 184, 188 



Hiptaside, 185 



Hirsutidin, 199 



Histidine, 56, 94, 107, 110, 156 



Holarrhena, 259, 291 



Holcus, 147, 149 



Homo sapiens, 13 



Homoarginine, 100 



Homologous reaction, 73 



Homoserine, 94 



Hordenine, 157 



Hordeum, 147 



Horse, 51, 55 



Hosta, 108 



Human, 55 



Hamulus, 292 



Hutchinson system, 25 



Hyacinthus, 108 



Hyalobiuronic acid, 145 



Hyaluronic acid, 145 



Hybrid antisera, 302 



Hybridization, 43, 295-326 



Hybrids, biochemical studies, 295-326 



populations, 74 



serological studies, 298 



substances, 306 

 Hydnocarpic acids, 132 

 Hydrastine, 160 

 Hydrastis, 11, 78, 172 

 p-hydroxybenzoic acid, 212 

 y-hydroxyglutamic acid, 107 

 Hydroxy lupanine, 175 

 y-hydroxy-y-methylglutamic acid, 107 

 Hydroxyproline, 95, 108 

 Hygrin, 163 

 Hylomecon, 105 

 Hymenopappus, 19, 31, 34 

 Hyoscyamin, 163 

 Hyoscyamus, 310 

 Hypochytrium, 62 

 Hypoxidoideae, 174 



IlUciaceae, 76 



Illicum, 76, 143 



Imidazole, 163 



Imino acid, 95 



Immunoelectrophoresis, 78, 80, 89, 299 



Impatiens, 204, 207, 208, 225, 292 



Incompatibility alleles, 87 



Indigofera, 188 



Indole alkaloids, 43, 160-161, 173 



Indoles, 169 



Inositol, 141 



Insulin, 51 



Inula, 264 



