So8 



INDEX OF PLANT NAMES 



Larrea tridentata, 35 



Laurel, cherry, transpiration, 86 ; 

 absorption of light, 113 ; leaf 

 section, 133 ; assimilation, 

 142, 147-149, 158 ; cuticle, 

 176 ; transpiration, 210 ; nec- 

 taries, 311 



Lavender, hair, 180 ; oils, 184 



Lemna, root, 26, 37 ; movements of 

 chloroplasts, 128 



Lemon, 184 



Leptotaenia multifida, 31 



Lettuce, 2 



Leucojum vemum, 452 



Liatris punctata, 29 



Lilac, 456 



Lilium bulbiferum, 376, 392 



candidum, 343 



Lily-of-the-valley, 155 



Lily, water, 293 



Lime, nectar, 356 ; seed dispersal, 

 414 ; seed dormancy, 424 



Linaria Cymbalaria, 404 



vulgaris, 189, 220, 367 



Linnasa borealis, 387 



Linum catharticum, 189 



Listera, 251 



Loasa, 308 



Lobelia, 347 



Locust, 35 . 



Loiseleuria, hairy leaves, 180 ; habi- 

 tat, 190 



procumbens, 189 



Lolium temulentum, 157, 167 



Lonicera Periclymenum, 386 



Loranthus aphyllus, 374 



celastroides, 228, 229 



dichrous, 228 



europaeus, 226-228 



loniceroides, 227 



pentandrus, 228 



Lupin, roots, 24, 44 ; absorption of 

 salts, 68 ; enriching soil, 258, 

 259, 262 ; germination, 436 



Lupinus, 262 



albus, 260 



leucophyllus, 31 



omatus, 31 



Luzula, 414 



Lychnis, 334, 392 



alba, 336 



dioica, respiration, 151 ; no 



chlorophyll, 243 ; sex 

 determination, 333, 337 ; 

 capsule, 408 



Flos-cuculi, 370 



• Flos-jovis, 410 



Lycopus europaeus, 184 



Lysimachia, 182, 347 



nemorum, 395 



vulgaris, 46, 184 



Lythrum Salicaria, 388, 426, 428 



Maianthemum bifolium, 26 

 Maize, 340 ; roots, 24, 44, 69, 243, 

 287 ; inbreeding, 323 ; pol- 

 lination, 346, 383, 399 ; ger- 

 mination, 432, 433 ; seed 

 vitality, 419 ; sex, 322, 333 ; 

 stomatal movement, 170, 171 

 Mallow, root system, 24 ; photo- 



tropism, 123 

 Malva, pollen, 345 ; seed vitality, 

 420 



sylvestris, 347 



Mangifera indica, 228 

 Mangold, 41 



Maple, roots, 27 ; leaves, 81 ; phyl- 

 lotaxy, 117, 118 ; assimila- 

 tion, 136 ; sun and shade 

 leaves, 154, 157 ; water 

 content, 163 ; mycorhiza, 

 247 ; nectar, 356 ; seed dis- 

 persal, 414, 415 ; growth, 



452 



, field, 457 



Marguerite, 312 

 Marigold, 349, 35° 

 Marrow, assimilation, 136 ; fruit 

 formation, 407 ; germination, 



437 

 Marsilia quadrifolia, 206 

 Matricaria inodora, var. salina, 196 

 Meadow-sweet, 181 

 Medicago, 262 

 Melampyrum, 219 



' pra tense, 220 



sylvaticum, 220 



Melica nutans, 413 

 Melilotus, 262 

 Melocanna, 431 

 Mentha aquatica, 1S4 

 Menyanthes trifoliata, 51, 425 

 Mercurialis, 403 



annua, 257, 331, 33-2, 



336 

 perennis, 257, 340, 451, 



452 



Mertensia maritima, 196 



Mesembryanthemum, water storage, 



162 ; leaf 

 succulent, 

 196 ; seed 

 dispersal, 

 408 



