734 



BOTANY 



Lepidodendreae, 466 

 Lefithutrobug, 467 



/.//iota, 412 

 Leptome, 112 

 Leptomiii, 79 

 Leptosporangiatae, 445 

 l.,/>tothrix, *11, 335 

 /.. Hernia, 336 

 Lettuce, Luctm-n 

 Leucadendron, 212 



Leucojtim, 543 ; *544 



Leuconostoc, *334 



Leucoplasts, 61, 63 



Li'1-ixtii'nin, till 



Lianes, 30 ; vessels, 96, 137, 202 



Libriform fibres, 136 



Lichenes, 415 ; aluminiuni, 192 ; com- 



position of thallus, 234 

 Li'-Hiuphora, 348 

 Life, conditions of, 172 

 Light, effect in photosynthesis, 216 ; influ- 



ence on growth, 258 ; irritability to, 



274 



Lignirication, 70 

 Liiniitied cell walls, 69 

 Ligule, *34, 526 

 Ligulittorae, 682 

 l.i<liifitrviii, 649 



Liliaceae, 538 ; diagram, 40 ; raphides, 78 

 Lilieae, 538 



Liliiflorae, 536 ; secondary growtli of, 127 

 Lilii'ni, *85, *517, 541 ; bulbils, 23 ; 



nuclear division, 85 



Lily, Liliitm ; of the Valley, Convallaria 

 Lime, Tilia 

 Lime scales, 211 

 /.i,iinii,it/tenwm, 651 

 Liinonis cortex, 614 ; succus, 614 

 Linaceae, 610 

 l.iiinria, *511, 665 ; cymbalarm, 257 ; 



heliotropism, 278 

 Linin, 59 



I.i.n-Hi, *505, 610, *611 

 Linuin, 611 

 Liquidairibar, 593 

 Liriodendron, 579 

 Listera, 549 

 Lithium in plants, 187 

 l.ltnrella, 668 

 Liverworts, Hepaticae, 

 Loasaceae, stinging hairs, 106 

 Lobed leaves, 33 

 I.nh,'Ua, *504, *677 

 Lobelia, 677 

 Lobeliaceae, 677 

 Loculicidal dehiscence, 519 

 Locust, Robina pseudacacia 

 Lodicules, 526 

 Lmloicea seycliellarum, 178 

 Loiruniaceae, 649 



Lain: in, *529, 530 



/.'</'/ /<v/w, 074; liuds, 20; leaves. :;:i 



Lonicereae, 674 



Lophvspermvni, *290 



Lorauthaceae, 644 



L&ranthus, 644 



Loteae, 607 



Lutus, *604, 607 



Lovage, Leoittimm 



I.inaria, *588 



Ln lii n us, 607 



Lnpulin, 108 



Lupulinum, 566 



Lnpulus, 566 



l.ii-.iiln, 538 



l./li-lmix, 571 : i-i.ti-nriii, 101 



Lycopenlon, *414 



Lycopersiciim, 661 



Lycopodiaceae, 46, 459 ; dichotomy, 19 



Lycopodiuae, 458, 466 ; growing point, 



157 ; root apex, 158 

 Lycopodium, *19, *440, *459, *460 ; 



aluminium, 192 ; central cylinder, 113 

 Lycoi-is, root epidermis. ID'.' 

 LygiiKiili-nilriiii. 500 

 Lygiuopterideae, 500 

 Lygodium, growth of leaf, 30 

 Lysimachia, 648 

 Lythraceae, 632 

 Ly thrum, 632 



Madura, wood, 133 

 Macrocystis, *366 

 Macrosporangia, 441, *4;j:5, 472 

 Macrospore, 441, *453, 463, I7l! 

 Macrosjwrophyll, 472 

 Magnesium in plants, 187, 188 

 Magnolia, 579 

 Magnoliaceae, 579 



Maize, Zea 



Malarophilous i>lants, 308 



Malic acid, 80 



Mnllotiis, 618 



Maltose, 221 



Mnli-n, *625, *626 ; Leliotropism, 277 ; 



mucilage, 71 ; pollen-grain, *503 

 Malvaceae, 626 

 Malveae, 626 

 Mn miUii fin, 630 

 Manganese in plants, 187 

 Mi in'j if era, 619 

 Mangostcen, t Inn- in in 

 Mangrove, roots, 49 ; seedlings, *321 

 Manihot, 617 

 Mannite, 373 

 Mantle leaves, 35 

 Maples, 

 Maquis, 660 

 Mn rait ta, 547 

 Marantaceae, 547 



