XV111 CONTENTS 



PAGES 



THE GYNCECIUM OR PISTIL SYSTEM. Definition; Gymno- 

 spermous and Angiospermous; parts; the pistil a modified leaf; 

 carpel; dehiscence; apocarpous and syncarpous pistils; terms 

 denoting the number of carpels entering into the formation of 

 the pistil; compound pistils; ovules or megasori as trans- 

 formed buds; position of ovules in ovary; Gymnospermous 

 and Angiospermous ovules; structure of Angiospermous ovule; 

 shape of ovule 195-197 



THE PLACENTA. Definition; types of placenta arrangement . . . 197 



THE STYLE. Definition; style-arms; relation to carpels forming the 



gynoecium; variations from typical stylar development . . . 198 



THE STIGMA. Definition; forms in wind- and animal-pollinated 



flowers; stigmatic papillae 199 



POLLINATION. Definition; Close and Cross Pollination; terms 



applied to plants pollinated by various agencies 199-200 



MATURATION OF THE POLLEN GRAIN AND FORMATION OF 



MALE GAMETOPHYTE 200 



MATURATION OF THE EMBRYO SAC AND FORMATION OF 



THE FEMALE GAMETOPHYTE 200 



FERTILIZATION IN ANGIOSPERMS. Process; formation of 



embryo and endosperm 200-201 



THE FRUIT. Definition; modifications .... 202 



FRUIT STRUCTURE. Pericarp; pseudocarp; anthocarp; epicarp; 

 mesocarp; endocarp; sarcocarp; putamen; sutures; valves; 

 dehiscence 202-204 



CLASSIFICATION OF FRUITS. Simple; Aggregate; Multiple; dry 

 dehiscent; dry indehiscent; fleshy indehiscent. Forms of 

 Simple Fruits: capsular; schizocarpic; achenial; baccate; 

 drupaceous. Etaerio. Forms of Multiple Fruits; strobile or 

 cone; sorosis; syconium; galbalus 204-211 



HISTOLOGY OF A CAPSULE, VANILLA 211-212 



HISTOLOGY OF A MERICARP, FCENICULUM 212-213 



THE SEED. Definition; structure; functions; appendages 213-214 



MODE OF FORMATION OF DIFFERENT TYPES OF ALBUMEN. 



Perispermic; endospermic; perispermic and endospermic; 

 exalbuminous and albuminous seeds 214-215 



