Landolphia, 436.
Landtia, 548.
Lankesteria, 505.
Lannea, 329, pl. 81.
Lanneoma, 329.
Lantana, 468.
Lapeyrousia, 141, pl. 22.
Lapiedra, 137.
Laportea, 169.
Lappa, 551.
Lappula, 466.
Lapsana, 548.
Lasianthera, 335.
Lasianthus, 524.
Lasiochloa, 104.
Lasiochloa, 103.
Lasiocladus, 511.
Lasiocoma, 564.
Lasiocorys, 478.
Lasiodiscus, 345.
Lasiopogon, 562.
Lasiosiphon, 381.
Lasiospermum, 577.
Lasiostelma, 457.
Lasiostelma, 457.
Latania, 111.
Lathriogyne, 263.
Lathyrus, 259, 261, 269, 271, 273, 285.
Latipes, 84.
Launaea, 547.
LAURACEAE, 10, 15, 209, pl. 51.
LAURACEAE, 211.
Laurembergia, 399, pl. 117.
Laurentia, 542.
Lauridia, 331.
Laurophyllus, 327.
Laurus, 209.
Lautembergia, 314.
Lavalleopsis, 174.
Lavandula, 472.
Lavatera, 352.
Lavigeria, 334.
Lawsonia, 385.
Lebeckia, 264, 265.
Lecaniodiscus, 338.
Lecanthus, 169.
Lecontea, 523.
LECYTHIDACEAE, 18, 48, 49, 68, 386, pl. 111.
Ledermanniella, 231.
Leea, 346.
Leersia, 80.
Lefeburia, 409.
Legendrea, 461.
LEGUMINOSAE, 11, 18, 19 20, 21, 23, 52, 245, pl. 67.
Leidesia, 315.
Leiocarpodicraea, 231.
Leiochilus, 520.
Leioclusia, 363.
Leiophaca, 612.
Leioptyx, 303.
Leiothylax, 231.
Leiphaimos, 429.
Lemna, 119.
Lemna, 119.
LEMNACEAE, 2, 119.
Lemurorchis, 159, 607.
Lens, 269, 285.
LENTIBULARIACEAE, 52, 501, pl. 141.
Leocus, 475.
Leonotis, 477.
Leontice, 199.
Leontodon, 546.
Leontodon, 547.
Leontonyx, 563.
Leonurus, 478.
Lepervenchea, 158.
Lepidagathis, 508.
Lepidium, 226.
Lepidobotrys, 292.
Lepidopironia, 92.
Lepidostephium, 579.
Lepidoturus, 314.
Lepigonum, 194.
Lepironia, 107.
Lepistemon, 461.
Lepistemonopsis, 461.
Leptactinia, 527, 529.
Leptadenia, 456.
Leptaleum, 217.
Leptaspis, 80.
Leptaulus, 335.
Lepterica, 416.
Leptocarpus, 120.
Leptocarydium, 93.
Leptochlaena, 347, pl. 90.
Leptochloa, 92, 93.
Leptochloa, 93.
Leptocodon, 543.
Leptoderris, 286, 609.
Leptodesmia, 272, 278.
Leptolaena, 347.
Leptonemea, 324.
Leptonychia, 356.
Leptopaetia, 443.
Leptothamnus, 571.
Lepturella, 607.
Lepturus, 90.
Lerchia, 179.
Lereschia, 412.
Lessertia, 285, 287.
Lestibudesia, 186.
Leucadendron, 171.
Leucadendron, 171.
Leucaena, 245.
Leucanthemum, 566.
Leucas, 478.
Leucobarleria, 507.
Leucoium, 137.
Leucomphalus, 257.
Leucophae, 477.
Leucophrys, 82.
Leucosalpa, 487.
Leucosidea, 240.
Leucospermum, 171, pl. 33.
Leucosphaera, 185.
Leurocline, 464.
Leuzea, 550.
Leycesteria, 533.
Leyssera, 555, 561.
Libanotis, 410.
Lichtensteinia, 411.
Lichtensteinia, 413.
Lidbeckia, 580.
Liebrechtsia, 278.
Lifago, 612.
Lightfootia, 544, pl. 149.
Ligusticum, 409.
Ligustrum, 426.
LILIACEAE, 4, 125, pl. 18.
Lilium, 129.
Limacia, 201.
Limaciopsis, 203.
Limeum, 188.
Limnanthemum, 429.
Limnophila, 494.
Limnophyton, 76, pl. 6.
Limodorum, 154.
Limonia, 298.
Limoniastrum, 420.
Limonium, 421.
Limosella, 494.
LINACEAE, 28, 29, 31, 32, 34, 291, pl. 70.
LINACEAE, 292.
Linaria, 490.
Linaria, 490, 491.
Linariopsis, 498.
Linconia, 237.
Lindackeria, 369.
Lindauea, 508.
Lindenbergia, 494.
Lindernia, 494.
Lingelsheimia, 323.
Linnaeopsis, 501.
Linociera, 426.
Linosyris, 567.
Lintonia, 607.
Linum, 291.
Linum, 291.
Liparia, 263, 271.
Liparis, 156.
Liparis, 156.
Lipocarpha, 108.
Lipotriche, 583.
Lippia, 468.
Liraya, 502.
Lissochilus, 157.
Listia, 265.
Listrostachys, 159, pl. 26.
Litanthus, 127.
Litchi, 338.
Lithospermum, 465.
Litogyne, 558.
Litorella, 516.
Litsea, 210.
Littonia, 130.
Lloydia, 129.
LOASACEAE, 46, 48, 377.
Lobelia, 542.
Lobelia, 542.
LOBELIACEAE, 541.
Lobostemon, 464.
Lobostemon, 464.
Lobostephanus, 450.
Lobularia, 219.
Lochia, 193.
Lochnera, 440.
Loddigesia, 267, 274.
Lodoicea, 111.
Loeflingia, 194.
Loesenera, 253.
Loewia, 374.
LOGANIACEAE, 53, 56, 57, 58, 62, 427, pl. 127.
Logfia, 556.
Lolium, 90.
Lomatophyllum, 133.
Lonas, 577.
Lonchocarpus, 280, 287.
Lonchophora, 216.
Lonchostoma, 237.
Lonicera, 533.
Lophacme, 102.
Lophiocarpus, 76, 188.
Lophira, 359.
Lopholaena, 575.
Lophospermum, 493.
Lophostephus, 457.
Lophostylis, 308.
Lophotocarpus, 76.
Lopriorea, 608.
LORANTHACEAE, 15, 16, 43, 64, 175, pl. 34.
Loranthus, 175, pl. 34.
Lortia, 310.
Lotea, 260.
Lotononis, 264, 265.
Lotononis, 609.
Lotus, 260.
Lotus, 260.
Lovoa, 303.
Loxostylis, 327.
Lubinia, 419.
Ludia, 373.
Ludovicia, 262.
Ludwigia, 398.
Luffa, 541.
Lugoa, 577.
Lumnitzera, 389.
Lupinus, 266.
Lupsia, 551.
Luteola, 229.
Luzula, 124.
Lyallia, 193.
Lychnis, 196.
Lychnodiscus, 339.
Lycium, 482.
Lycopersicum, 483.
Lycopus, 480.
Lygeum, 79, 98.
Lyperia 493.
Lysimachia 419.
Lytanthus 502.
LYTHRACEAE 11, 14, 22, 36, 37, 39, 383, pl. 110.
LYTHRACEAE 380, 385, 386.
Lythrum 384.

Maba 424, pl. 125.
Macaranga 312, 316.
Macarisia 388.
Machadoa 375.
Mackaya 509.
Mackenia 451.
Maclura 165.
Macnabia 417.
Macowania 556.
Macphersonia 340.
Macrocalyx 352.
Macrochaetium 107.
Macrochloa 95.
Macrolobium 253, 255, 256.
Macrolotus 264.
Macropelma 442.
Macropetalum 453.
Macroplectrum 158.
Macroplectrum 159.
Macropodandra 324.
Macrorhamnus 344.
Macrorungia 513, 514.
Macrosphyra 526.
Macrostylis 297.
Maerua 214.
Maesa 418, pl. 121.
Maesobotrya 322, 611.
Maesobotrya 322.
Maesopsis 343, 344.
Maesosphaerum 474.
Mafekingia 443.
Magnistipula 243.
Magydaris 407.
Mahernia 356.
Mahya 475.
Maillardia 165.
Mairia 566, 573.
Majidea 341.
Majorana 480.
Makokoa 381.
Malabaila 408.
Malacantha 422.
Malache 351.
Malachra 351.
Malcolmia 217.
Malcolmia 217.
Mallotus 315.
Malope 351.
Malouetia 433.
MALPIGHIACEAE 27, 28, 29, 306, pl. 77.
Maltebrunia 80.
Malus 240.
Malva 351.
MALVACEAE 26, 29, 33, 34, 38, 40, 60, 62, 63, 350, pl. 92.
MALVACEAE 353.
Malvastrum 351.
Mamboga 530.
Mammea 362.
Mandragora 482.
Mangifera 326.
Mangifera 326.
Manihot 318.
Manisuris 85.
Mannia 300.
Mannia 609.
Manniella 155.
Manniophyton 311, 609.
Manotes 244.
Manotes 608.
Manulea 493.
Mapania 107.
Mappa 312.
Maprounea 317.
Maranta 148.
MARANTACEAE 5, 148, pl. 25.
Marantochloa 149.
Marasmodes 579.
Marcellia 185.
Marcellia 185, 186.
Maresia 217.
Mareya 313.
Margaretta 450.
Margotia 404.
Marica 144.
Marignia 302.
Mariscus 109.
Markhamia 496.
Marlea 389.
Marlothia 345.
Marlothiella 612.
Marquesia 371.
Marrubium 477.
Marsdenia 454.
Marsdenia 453.
Marsea 572.
Martretia 318.
Martynia 500.
MARTYNIACEAE 53, 500.
Mascarenhasia 435.
Maschalocephalus 121.
Massonia 126.
Mathurina 373.
Matricaria 578, 580.
Matthiola 216.
Mattia 467.
Mauloutchia 207.
Maurandia 493.
Maurocenia 331.
Maximilianea 366.
Mayaca 120.
MAYACACEAE 4, 120.
Mayepea 426.
Mechowia 184.
Mecomischus 577.
Medemia 111.
Medicago 283.
Medinilla 396.
Medusagyne 360.
Megabaria 320.
Megalochlamys 514.
Megalopus 524.
Megastoma 466.
Meibomia 271.
Meiocarpidium 206.
Melandryum 196.
Melanocenchris 92.
Melanodendron 574.
Melanodiscus 337.
Melanoloma 550.
Melanophylla 414.
Melanoselinum 404.
Melanosinapis 221.
Melanosticta 250.
Melanthera 583.
Melanthesiopsis 324.
Melasma