502 



INDEX OF PLANT NAMES 



Anthyllis Vulneraria, 370 



Apple, wilting, 160 ; host, 225, 226, 

 239 ; pollen, 346 ; sterility, 

 392 ; post-floral changes, 

 407 ; seed dormancy, 424 ; 

 rhythm, 455 



, thorn, 313 



Apocynum androsaemifolium, 32 



Arachis hypogaea, 403 



Arbutus, 374 



Arceuthobium occidentale, 227 



oxycedri, 227 



minutissimum, 228 



Archangelica, 100 



officinalis, 87 



Arctium, 402 



Ardisia crispa, 264, 265 



Aremonia agrimonioides, 413 



Arenaria peploides, 196, 197 



Arisasma triphyllum, 333, 334 



Aristolochia, 359 



Armaria, 197 



Armillaria, 254 



Aroid, 333 



Arrow-head, leaf, 294 ; pollination, 



378, 382 

 Artemisia, 57 



filifolia, 32 



Artichoke, assimilation, 147, 149 ; 



vegetative multiplication, 460 

 Arum, 382 



maculatum, 358, 359, 452 



Asclepias spp., 415 



Ash, roots, 27 ; wilting, 160 ; pollen, 

 376, 377, 383 ; seed dispersal, 

 414 ; growth, 453, 455 



Asparagus, 26, 194 



Aspen, 246, 292 



Asperula odorata, 452 



Aspidistra elatior, 72 



Aster multiflorus, 29 



Tripolium, 196 



Atriplex, 25, 151 

 Aubretia deltoides, 21 1 

 Aucuba japonica, 86, 87 

 Avicennia, 43 



nitida, 416 



Azalea, 347 



, creeping, 189 



procumbens, 395 



Azolla, 68 



Azotobacter chroococcum, 20, 264 



Bacillus foliicola, 266 



— radicicola, 259, 262, 263, 



264 

 Balm, 184 

 Balsam, 202 



Bamboo, rambler, 304 ; silicification, 



308 ; reproduction, 458 

 Banana, 406, 462 

 Barberry, 390 



Barley, root, 41,42, 44 ; absorption 

 of salts, 63 ; solvent action of 

 roots, 69 ; assimilation, 136 ; 

 stomatal movement, 170 ; 

 transpiration and absorption 

 of salts, 209 ; following 

 clover, 262 ; fertilisation, 346 ; 

 germination of pollen, 346 ; 

 pollen, 348 ; self-pollination, 

 384, 397 ; vitality of seed, 

 419, 421 ; germination tem- 

 perature, 433 

 Barringtonia speciosa, 417 

 Bartonia, 241 

 Bartsia, 219, 220 

 Bauhinia megalandra, 375 

 Bean, root suction force, 60, 61 ; 

 absorption of salts, 68, 238 ; 

 enriching soil, 258 ; vitality 

 of seed, 421 ; germination, 

 434. 436 ; growth, 441 



, African lucky, aril, 400 ; seed 



dispersal, 412 



, French, assimilation, 136, 



137, 238 ; germination, 

 436 

 Bedstraw, 231, 307 

 Beech, roots, 27 ; water absorption 

 by leaves, 76 ; alga on, 

 80 ; leaf arrangement, 81 ; 

 leaf air space, 85 ; suction 

 force of guard cells, 104 ; 

 phyllotaxy, u8 ; shade 

 and sun leaves, 153-157 ; 

 suction force of epidermal 

 cells, 163 ; hairs, 180 ; 

 specific conductivity, 188 ; 

 absorption, 210 ; ecto- 

 trophic mycorhiza, 245, 

 246 ; wood, 291 ; pollina- 

 tion, 382 ; nut, 408 ; 

 vitality of seed, 419 ; frost, 

 450 ; growth, 452-455 ; 

 forcing, 456 ; reproduc- 

 tion, 457 



, copper, pigment, 78 



Beet, root system, 24 ; osmotic 

 pressure of guard cells, 104, 

 106 ; assimilation, 141 

 Begonia, sex distribution, 332 ; 

 fall of flower, 403 ; vege- 

 tative multiplication, 460 

 discolor, phototropic re- 

 action, 122 



