TABLE OF CONTENTS. 1X 
CHAPTER III. 
HETEROTAXY , F : : ; *156 
Formation of adventitious roots, 156—Of shoots below the 
cotyledons, 161—Adventitious leaves, 162—On scapes, 163— 
Production of leaves or scales in place of flower-buds, 164— 
Viviparous plants, 168—Formation of buds on leaves, 170—In 
pith, 171—On bulbs, 172—Production of gemme in place of 
spores, 173—Of flowers on leaves, 174—Of flower-buds in place 
of leaf-buds, 176—Of flowers on spines, 177— Of flower-buds on 
petals, 177—On fruits, 178—In ovaries, 180—Of stamens in 
ovaries, 182—Of pollen in ovules, 185—Homomorphic flowers 
of Composite, 188—Heterotaxy affecting the inflorescence, 188 
—Supra-soriferous ferns, 190. 
CHAPTER IV. 
HETEROGAMY ‘ F 5 : : . 190 
Change in the position of male and female flowers, 191—From 
monecious to dicecious condition, 193—From diccious to 
moneecious, 193—From hermaphroditism to unisexuality, 195— 
From unisexuality to hermaphroditism, 197—Pollen replaced 
by ovules, 201. 
CHAPTER V. 
ALTERATIONS IN THE DIRECTION OF ORGANS 5 . 201 
Fastigiation, 202—Eversion, 204—Altered direction of leaves, 
205 — Altered direction of flower, 206—Reflexion, 209 -- 
Gymnaxony, 211. 

BOOK. EE 
DEVIATIONS FROM ORDINARY FORM ; PAB: 
PART 1I.—Srtastmorpuy 4 : : . “216 
CHAPTER I. 
PERSISTENCE OF JUVENILE FORMS. SPAY 
Stasimorphy in leaves of Conifers, 217-—Regulax ee 219. 
