8o6 



INDEX. 



Heliotrope, 447 



garden, 670 

 Heliotropism, 349 

 Heliotropium, 447, 670 

 Helixin, 636 

 Hellebore, 447 



black, 537 



false, 537 

 Helleborein, 537 

 Helleborus, 447, 537 

 Helonias, 491 

 Hemiasci, 47 

 Hemlock, 113, 461 



poison, 442, 638, 640 



tannin in, 205, 206 



(Tsuga), 119 



water, 441 , 575, 642 

 Hemp, 439 



fiber, 269, 514 



nettle, 446 



oil in, 213 



sisal, 492 



yellow, 625 



Hempwood, climbing, 452 

 Henbane, 448, 684 

 Henequen, 492 

 Henna plant, 629 

 Hepaticae, 80, 447 

 Herb, annual, 329, 33O 



biennial, 330 



perennial, 330 



quinine, 664 



Herba Centaurii Minoris, 

 664 



cochleariae, 553 

 Herbaceous, 447 

 Herbaceus-a-um, 447 

 Herbs, 329 



Hercules, club of, 441 

 Hermaphrodite, 392 

 Herniaria, 531 

 Hesperidin, 151, 169, 170, 



585 



Hesperidium, 419 

 Hesperis, 447, 583 



hairs in, 282 

 Heterocysts, 1 1 

 Heterosporous, 87 

 Heuchera, 447, 556 

 Hevea. 241, 447, 592, 594 

 Hexose, 154 

 Hibiscus, 448, 611 

 Hickory, 333, 5<>9 



cross-section of wood, 346 

 Hicoria, 3^5, 509, Sio 

 Hierochloe, 448, 472 

 High-bush huckleberry, 652 

 Hilum, 425 



of starch grain, 144 

 Hinna, 629 

 Hippocastanaceae, 602 

 Hippocastanum, 448 

 Hirsute, 354 

 Hirsutus-a-um, 448 

 Hispid, 354 



Hispidus-a-um, 448 

 Histology, i 

 Hoarhound, white, 676 

 Hold-fast, 30 

 Holly, 448 



American, 600 



Christmas, 600 



dahoon, 600 



European, 600 



family, 600 



leaved barberry, 436 

 Hollyhock, 435, 609, 611 

 Homalium, 623 

 Honesty, 553, 554 

 Honey, 402 



dew, 157 



poison, 402 

 Honeysuckle, 450 



bush, 443, 707 



family, 704 

 Hopea, 621 

 Hop, hornbeam, 454 



substitute, 606, 621 



tree, 585 

 Hops, 448, 515 

 Hordeum, 448, 467, 468 

 Horehound, fetid, 437 



water, 451 

 Hornbeam, 440, 510 

 Horsebalm, 442 



chestnut, 434, 448, 602 



gentian, 706 



mint, 679 



radish, 553 



tails, 96, 444 

 Hound's tongue, 443, 673 

 Houstonia, 448, 697 

 Hoyer's picro-carmine solu- 

 tion, 760 

 Huckleberry, 446, 654 



black, 652 



fruit, 414 



sugar in, 156 

 Humulene, 508, 509 

 Humulus, 448, 514 



hairs in, 282 

 Humus, 249 

 Hura, 592 

 Hyacinth, 485 

 Hydnocarpus, 623 

 Hydrangea, 448, 556 



wild, 556 

 Hydrangin, 556 

 Hydrastine, 162, 770 

 Hydrastis, 161, 448, 532 



alkaloids, 174, 175 



farming, 734, 735 

 Hydrochinon, 176 

 Hydrodictyon, 22 

 Hydrophilous, 401 

 Hydrophyllaceae, 670 

 Hydropiper, 448 

 Hymenenaea, 574 

 Hymenium, 57 

 Hymenocallis, 448, 492 



Hyoscyamus. 385, 448. 684 



branching hairs in, 289 



fruit, 409, 412 



structure of seed, 429 



tracheae of, 274 

 Hypecoum, 547 

 Hypericaceae, 618, 620 

 Hypericum, 448, 620 

 Hypha, 41 

 Hypnum, 85 

 Hypocotyl, 299, 426 

 Hypocratenform, 388 

 Hypodermis, 309 

 Hypogeous shoot, 321, 325 

 Hyssop, 691 



garden, 679 



Hyssopus, glandular hairs 

 in, 230 



hesperidin in, 153 



Ice-plant, 529 

 Icthyomethia, 448 

 Idasus, 448 

 Idioblasts, 207, 208 

 Ilex, 448, 600, 601 

 Ilicaceae, 600 

 Ilicin, 600 

 Illicium, 448, 540 

 Illipe, 659 

 Imbricated, 389 

 Impari-pinnate, 357. 

 Impatiens, 448, 604 

 Imperfect flower, 392 

 Incumbent, 427 

 Indefinite inflorescence, 394 

 Index, refractive, 774 

 India Bdellium, 587 



rubber, 516, 592 



senna, 567 

 Indian cress, 579 



cucumber, 485 

 root, 435 



fig, 626, 627 



hemp, 436 



licorice, 434 



mallow, 610 



pipe, 452, 644 



Suringi, 620 



tobacco, 710 



turnip, 477, 480 

 Indican, 169, 574 

 Indicus-a-um, 448 

 Indigo, 527, 573 



blue, 180, 574 



forming glucoside, 553 



wild, 573 

 Indigofera, 573 



tinctoria, 180 

 Indigotin, 180 

 Inflatus-a-um, 448 

 Inflorescence, 393, 394 

 Influence of gravity, 301 

 Infundibuliform, 388 

 Infusorial earth, 38 

 Inhambsine copal, 574 



