Injury to plants. 172 

 Ink-ball. 335, 512 

 gall, 335. S12 

 tree, 597 

 Innate, 381 



Inner structure of leaf. 365 

 of root, 309 

 of stem, 338 

 Inosit. 607, 636 

 Insect flowers. 718 

 Insect visitation of flowers, 



399 

 Insectivorous plants, fer- 

 ments in, 244 

 Intine, 404 



Intrafascicular cambium, 34 1 

 Inula, 387, 448, 720 

 hairs in, 288 

 phytomelane in, 261 

 Inulenin, 150, 726 

 Inulin, 150, 72s 

 Inulinase, 242 

 Invertase, 242 

 Involucre, 395 

 Involute, 364 

 Iodine in seaweeds, 40 

 solution, 761 

 in water, 760, 761 

 lonon. 622 

 Ipecac. 448. 699 



wild, 706 

 Ipecacuanha. 440, 448 

 Ipomoea, 448 

 Iridaceas, 492 

 Iridin, 169 

 Iris, 332, 448, 492 

 Iron solutions, 761 

 Irone, 234 



Ironwood, 454, 510. 659 

 Irregular flower, 393 

 Irritability, 358 

 Irvingia, 586 

 Isatis. 553 



Islandicus-a-um, 448 

 Isoetes, 97, 449 

 Isometric system, 764 

 Isoptera, 621 

 Isoquinoline, 166, 180 

 Isosporous, 87 

 Iva, 448 

 Ivory, vegetable, endosperm 



in, 26s 

 Ivy, 441, 447 

 English, 636 

 ground, 681 

 poison, 595, 596 

 Ixina, 449 



Jaborandi, 449, 455, 582 

 Jacaranda, 691 

 Jack-in-the-pulpit, 477 

 Jack-tree, 516 

 Jalapa, 449 



substitute, 528 

 Jamaica dogwood, 575 



INDEX. 



Jambosa, 631 

 Jambuse berries, 632 

 Japanese lacquer, 597 

 medlar, 562 

 3Dy bean, 576 

 Japan-wax, 212 

 Jateorhiza, 539 

 Jatropha, 591 

 Jellies, fruit, 243 

 Jelly, Kaiser's glycerin, 763 

 Jequirity, 575 

 Jessamine, yellow, 661 

 Jewel-weed family, 604 

 Jimson weed, 443, 684 

 Joannesia, 591 

 Juglandales, 509 

 Juglans. 449. 509. 510 



cross-section of wood, 346 

 Juglansin, 195 

 Juglon, 179 



Julocroton, hairs in, 282 

 Juncaceae, 493 

 Juncus, 493 

 Jungermania, 83, 85 

 Juniper, 116 

 Juniperus, 118 

 Jussieua, 634 

 Jute fiber, 269 



807 



Kadsura, 540 

 Kaiser's glycerin-jelly. 763 

 Kalmia, 174. 449, 648 

 Kamala. 449, 45i. 592 



hairs of. 285 

 Kapac oil, 611 

 Kavaine, 508 

 Kava-kava, 177, 452, 508 

 Ketones, 234 



Kidney bean, protein in, 199 

 Kiggelaria, 623 

 Killing agent, 755 

 Kinic acid. 655 

 Kino. 449, 569 



American. 569. 571 

 Brazil, 593 

 eucalyptus, 631 

 Kittool, 476 

 Kittul. 476 

 Kiurushi, 597 

 Kleister, 145 

 Knot weed, 456 

 Kola nut tree, 614 

 Krameria, 449. 571 

 Kraunhia. 575 

 Kristallsand, 188 

 Kuhnia, 449 

 Kuhnistera, 449 

 Kumquat orange, 584 



Labellum, 388 

 Labiatae, 449, 673 

 Laburnum, 575 

 Lac, 597 



Japanese, 597 



tree, 245 



Laccase, 597 

 Laccases, 245 

 Lace-tree. 628 

 Lacinaria, 449, 722 

 Laciniatus-a-um. 449 

 Lacquer, black. 24s 

 Japanese. 597 

 trees, 597 

 Lactarius. 65 

 Lactuca, 449, 712 



milk-juice of, 241 

 Lactucarium, 241. 449 712 

 Lady's mantle. 435 

 slipper. 443 

 thumb, 455 

 Laetia, 623 

 Laevulose, 155 

 Lafaensia, 628 

 Lagerstroemia, 629 

 Lagetta. 628 

 Lamellae, 259 

 middle, 254 

 secondary. 255 

 Lamina. 348. 385 

 Laminaria, 30 

 Lamium, 449 

 Lanate, 354 

 Lanceolatus-a-um, 449 

 Landolphia, 241 

 Langsdorffia, 519 

 Langsdorffii. 449. 571 

 Laplaceae, 618 

 Laportea, 449, 517 

 Lappa, 449 

 Larch, tannin in, 206 

 Larix, 118 



Larkspur, 443. 535. 574 

 Lateral branches. 312 



root. 301. 312 

 Laterifolius-a-um. 449 

 Laticiferous vessels. 240 

 Latex. 238. 546 

 Lathyrus. 450. 576 

 Lauraceze. 450. 544 

 Laurel. 450. 544 

 bay. 461 

 great, 647 

 ground, 444 

 mountain, 648 

 noble, 544 

 nut, 212 



oil. 619 

 sheep. 449. 648 

 spurge. 627 

 Laurus, 544 

 Lavandula. 450 



hairs in. 282. 284 

 Lavender. 450. 676 

 pollen of, 404 

 sea. 450 

 spike. 676 

 true. 676 

 Lawsonia, 450. 620 

 Layer, resinogenous, 226 

 Leaf, apex of. 354 



