TABLE OF CONTENTS. x] 
CHAPTER II. 
PAGE 
POLYMORPHY : ; : . 3829 
Heterophylly, 330—Dimorphism, 333—Sports or bud-varia- 
tions, 336. 
CHAPTER III. 
ALTERATIONS OF COLOUR . ; : : . 3837 
Albinism, 337— Virescence, 3388—Chromatism, 339. 
POO KE rE 
DEVIATIONS FROM ORDINARY NUMBER ‘ . 340 
PART I.—Increasep NuMBER oF ORGANS f . 343 
CHAPTER I. 
MULTIPLICATION OF AXILE ORGANS—INFLORESCENCE . 846 
Multiplication of branches, 346—Plica, 346—Polyclady, 347 
—Multiplication of branches of inflorescence, 348—Of bulbs, 
350—Of florets, 351. 
CHAPTER II. 
MULTIPLICATION OF FOLIAR ORGANS ; . eS uy 
Pleiophylly, 8353—Multiplication of stipules, bracts, &e., 357 
—Polyphylly, 358—Increased number of leaves in a whorl, 358 
—Polyphylly of bracts, 358—Of calyx, 358—Of corolla, 359— 
Of andrecium, 361—Of gynecium, 363—Of flower in general, 
365—Increased number of ovules and seeds, 367—Of embryos, 
369—Of cotyledons, 370—Pleiotaxy, or multiplication of whorls, 
371—Pleiotaxy of bracts, 371—Of calyx, 374—Of perianth, 375 
—Of corolla (hose in hose), 376—Andrecium, 379—Andreecium 
of Orchids, 380—Pleiotaxy of gynecium, 388—Increased num- 
ber of flowers in an inflorescence, 391. 
