CONTENTS ix 

 PHANEROGAMS (continued). 



PAGE 



ROOT 180 



APEX 183 



AERIAL ROOTS 185 



t t REPRODUCTIVE ORGANS. 



OBSERVATIONS WITH THE NAKED EYE . . . 187 



DEVELOPMENT OF THE FLOWER 194 



CALYX AND COROLLA 197 



THE STAMEN 200 



CARPEL AND OVULES 204 



FERTILIZATION 206 



DEVELOPMENT OF THE EMBRYO. 



Dicotyledon 209 



Monocotyledon 211 



DEVELOPMENT OF ENDOSPERM 212 



MATURE SEED AND EMBRYO. 



Dicotyledons 215 



Monocotyledons 218 



RESERVE AND TRANSITORY MATERIALS IN 



SEEDS, TUBERS, &c 220 



GERMINATION. 



Dicotyledons 225 



Monocotyledons 227 



II. GYMNOSPERMS. 



t VEGETATIVE ORGANS 229 



STEM 232 



LEAF 244 



ROOT 247 



t t REPRODUCTIVE ORGANS 252 



RIPE SEED AND GERMINATION . . 258 



PTEKIDOPHYTA. 



A. LYCOPODINEJE. 



I. SELAGINEL.LA (Heterosporous Type). 



SPOROPHYTE 261 



OOPHYTE 



