756 



BOTANY 



Lamium, 499, *652, 655 

 Landolphia, 646 

 Lantana, 654 

 Laporte.a, 558 

 Lappa, ^Qll 

 Larcli, Larix eurniMea 

 Larix, *503, 539 

 Latex cells, 80 ; vessels, *99 

 Lathraea, 660 

 Lathyrus, *45, 627 

 Landatea, 421 

 Lauraceae, 582 

 Laurus, 583, *584 

 Lavandula, *653, 655, 656 

 Leaf, *133 ; absciss layer, 161 ; base, 31, 

 35 ; cushion, 33 ; development of, 



30 : scars, 38 ; sheath, 31, 35 ; stalk, 



31 ; tendrils, 45 ; thorns, 45 ; traces, 

 134 



Leaves, 131 ; arrangement of, 39 ; bracteal, 

 38 ; divergence, 41 ; floral, 38, 132 ; 

 foliage, 32, 132 ; forms of, 31 ; meta- 

 morphosis of, 43 ; scale, 37 ; secondary 

 growth of, 155 ; shade, 266 



Leranora, 422 



Ledum, 641 



Legume, 518 



Leguminosae, 616 



Lemanca, 374 



Lemna, 698 



Lemnaceae, 698 



Lemon, Citrus Limunum 



Lentibnlariaceae, 662 



Lenticel, *159, 160 

 ' Lentil, Ervwm 



Leocarpus, *344 



Leontodon, *321 



Leontopodiuvi, 682 



Lepidium, *590 



Lepidocaiyon, 472 



Lepidodendreae, 471 



Lepidostrolms, 471 



Lepiota, 414 



Leptosporangiatae, 449 



Leptothrix, *11, 334, 337 



Lettuce, Lactuca sativa 



Leuccrjum, *707, 709 



Leuconostoc, 337 



Leucoplasts, 61, 63, *"65 



Levisticum, 638 



Lianes, 30 



Libriform fibres, 146 



Li3henes, 416 



Licmopihora, *350 



Life, duration of, 274 ; phenomena of. 

 177 



Light, 262, 281 ; influence on the forma- 

 tion of flowers, 281 ; influence on 

 growth, 262 ; movements caused by, 

 301 ; necessary for assimilation, 215 



Ligule, 466 ; of Selaginella, 466 



Ligidijior'ae, 678 



Ligustrum, 644 



Liliaceae, 700 



Lilieae, 702 



Liliiflorae, 700 



Lilium, *509, *513, 703 ; fertilisation 



*513 ; pollen-grain, *509 

 Lime, Tilia 

 Limnanthevmm, 646 

 Limonum, 604 



Linaria, *492, 060 ; raceme, *492 

 Linnm, '■''601 

 Lipase, 237 

 Liquidamhar, 561 

 Liquorice, Glyeyrrhiza 

 Liriodendron, 580 

 Listera, 712 

 Litmus. 422 

 LUoreUa, 662 

 Liverworts, see Hepaticac 

 Lobelia, 499, *673 

 Lobeliaceae, 673 

 Locomotion. 292 

 Lodiculae, 689 

 Loganiaceae, 644 

 Lolinm, *692, 693 

 Lonicera, 20, 668 ; pollination, 496 

 Lonicereae, 668 

 Loplwspermum, *319 

 Loranthaceae, 558 

 Loranthiflorae, 558 

 Loranthus, 558 

 Loteae, 625 

 Lotus, *622, 625 

 Lovage, Levisticum 

 Lunar ia, *590, 593 

 Lupinus, 625 

 Lupulin, 119, 240 

 Luzida, 700 

 Lychnis, 570 

 Lycoperdon, *415, 416 

 Ly coper sicuM; 656 

 Lycopodiaceae, 463 

 Lycopodinae, 462, 471 ; fossil, 471 

 Lycopodi'um, *20, *444, 463, *464, *465 ; 



prothallus, *465 ; stem, *444 

 Lyginodendron, 472, 542 

 Lyginopterideae, 542 

 Lysimachia, 642 

 Lytbraceae, 628 

 Lythrum, 628 



Macrocystis, 366, *367 



Macrozamia>, 529 



Magnesium, assinulation of, 232 



Ma.gn<ilia, 580 



Magnoliaceae, 579 



Maiantliriiuim, 705 



Maize, Zea 



Malacophilous plants, 497 



Malva, *483, 596 ; pollen-grain, *483 



