GENERAL INDEX. 



Horehound, 497 



Hornbeam, 477 



Horsechestuut, 58, 144, 42!, 5:57 



Horserniut, 4JS 



Horseradish, 63, 554 



Hottonia, 186 



Ilouseleek, 52(5 



Houstonia, 517 



Hoya, 61, 503 



Huckleberries, 511 



Hudsonia, 552 



Humiriaceae, 543 



HuuiuluB, 103, 488 



Hyacinth, 94, 102, 165, 460 



Hyacinthus, 4(50 



Hydimm, 328, 330, S551 



Hydra, 50 



Hydrales, 473 



Hydrangea, 526 



Hydrocarbons, 63 



Hydrocharideae, 473 



Hydrodictyon, 65, 223 



Hydrogen, 175, 179 



Hydrophyllaceae, 502 



Hydrotliyria, 309 



Hygroscopic Tissue, 157 



Hymenaea, 533 



Hymenium, 278, 286, 297, 323 



Hyuienophyllaceae, 376 



Hymenophyllum, 376 



Hymenomycetes, 289, 323, 326, 338, 



339 



Hyoscyamus, 502 

 Hypericacese, 549 

 Hypericum, 132, 433, 549 

 Hyphse, 194, 235 

 Hyphaene, 465 

 Ilyphomycetes, 338 

 Hypnea, 277 

 Hypneae, 277 

 Hypnum, 360 



Hypocotyledonary Stem, 404 

 Hypoderma, 72, 124 

 Hypodermic, 338, 339 

 Hypogynous, 434 

 Hyponasty, 199 

 Hypophysis, 424 

 Hypoxylon, 294 

 Hyssop, 497 

 Hyssopus, 497 



Iberis, 441, 554 



Ice Crystals, formation of, 189 



Iceland Moss, 308 



Ice Plant, 520 



Ilex, 539 565 



lliciueas, 539, 565 



Imbibatioii power of Protoplasm, 



5,168 

 Impatieiis, 14, 81, 85, 88, 159, 165, 



192, 264, 421, 542 

 Incombustible substances, 35 

 Incomplete flower, 4:jl 

 Incumbent cotyledons, 437 

 Indehiscent, 435 

 Indeterminate inflorescence, 428 

 Indian Corn, 52, 56, 57, 59, 63, 70, 



106, 113. 114, 131, 155, 157, 165, 



166, 187, 318, 323, 451, 455, 522 

 Indian Turnip, 61, 428 

 Indian Pipe, 511 

 India Rubber, 78, 485 

 Indigo, 532 

 Indigofera, 532 

 Individual development, 204 

 Indus! um, 374 

 Inflorescence, 427 

 Innate Anthers, 433 

 Insect agency in Pollination, 421 

 Insects killed by parasitic plants, 



294 



Integument of ovule, 401 

 Intercalarv growth of cells, 22, 



140, 246 



Intercellular canal, 114, 409 

 Intercellular spaces, 70, 99, 128, 



156, 167, 171, 197 

 Intercellular substance, 35, 68 

 Interfascicular cambium, 408 

 Intermediate tissue, 125 

 Internal cell-formation, 36, 39 

 Internal structure of Leaves, 155 

 Inline, 34 



Intrafascicular Canal, 111 

 Introrse anthers, 4<!3 

 Intussusception, 31, 54 

 Inula, 62, 516 

 In uline, 62,180 

 Inuloideae, 515 

 lonidium, 551 

 Ipecacuanha, 517, 551 

 Ipomoea, 14, 53, 70, 502 

 Iridaceae, 468 

 Iris, 61, 102, 157, 158, 468 

 Iris Family, 468 

 Irish Moss, 277 

 Iron, 175 

 Iron Bark Tree, 524 



