128
median foliar, 116
median floral, 119, 508
plants affected with, 137
of fruit, 134
inflorescence, 102
bibliography, 115
median foliar, 103
median floral, 105
lateral floral, 107
lateral foliar, 106

R.

Receptacle, abortion of, 457
elongation of, 116, 440
spiral torsion of, 325

Reflexion, 209

Regularity, 213

Rhizotaxy, 1

Rose Willow, 166, 168

Roots, adventitious, 156
elongation of, 434

Rudimentary organs, 469

S.

Saint Valery Apple, 135, 282, 304, 375, 388

Savoys, 426

Scales, formation of, 164, 448, 470

Scape, leaves on, 163

Seeds, abortion of, 407
union of, 50

Sepals, adhesion of, to petals, 34
cohesion of, 27
enation from, 448
phyllody of, 243
pistillody of, 303
staminody of, 298

Sepalody, 282

Separation, 58

Sex, changes of, 190, 509

Shamrock, four-leaved, 356

Shoots below cotyledons, 167; _see_ Leaders

Size, alterations in, 411

Solenaidie, 21, 316

Solution, 59, 76
bibliography, 82
of calyx, 77
plants subject to, 82
of stamens, 82

Spathes, increased number of, 357

Speiranthy, 91, 325

Spiral torsion, 319
plants subject to, 325
of leaf, 326
of receptacle, 324

Spines, 456

Sports, 336

Spurs, formation of, 228, 315

Stamens, see Androecium
abortion of, 463
adhesion of, 34, 35
cohesion of, 29
compound, 294, 345
dialysis, 73
enation from, 453
fission of, 68
in ovary, 183
petalody of, 283
phyllody of, 253
pistillody of, 303
tubular, 316

Staminody, of accessory organs, 301
of bracts, 298
petals, 298
pistils, 299
sepals, 298

Stasimorphy, 216

Stem, see axes

Stipules, increased number of, 357

Strawberry, Plymouth, 275
blind, 195

Suppression, 393
of androecium, 405
flower, 408
foliar organs, 395

Suppression of ovules, 407
remarks on, 409
of seeds, 407

Symmetry, 213

Synanthy, 37
bibliography, 45
plants subject to, 44, 508

Syncarpy, 45

Syngenesia, 29

Synophty, 57

Synspermy, 50

T.

Tendrils, adventitious, 326
formation of, 473

Thalamus, see Receptacle

Thorns, 456

Torsion spiral, 319

Tubers, 421
in axils of leaves, 142

Tubes, formation of, 312, 509 (see Ascidia, Solenaidy, Spurs)

Tubular petals, 314
stamens, 316

U.

Union, 8

Unisexuality, 195

Uovoli, 420

V.

Varieties, dwarf, 411

Venation, 3