CONTENTS. 



Page. 



Introduction 



Experiments with tobacco blossoms 10 



Microscopic study of tobacco pistils and ovaries "' 



Tal tie of 1 1 il lain > ex i .eriments * ' 



Experiments with blossoms of Datum tahda 19 



Experiments with cotton blossoms 19 



Tal 'If of cotton experiments 2 - 



Experiments with orange blossom* : "3 



Table of orange ex | eriments 2 ^ 



Experiments with tomato blossoms 2t > 



Table of tomato experiments 35 



Conclusion 



Explanation of plates - 



7 



