65. — The structure of a plum blossom, 

 se. sepals; jj. petals ; sta. stamens ; o. 

 ovary; s. style ; st. stigma. The pistil 

 is comprised of the ovary, style and 

 stigma. It contains the female part. 

 The stamens are tipped with anthers 

 in which the pollen, or male pait, is 

 borne. The ovary, o, ripe^is into the 

 fruit. 



^%.—At 7 a. m. 



69.—^^ 10 a. m. 



A 



66. — B, pollen escaping from 

 anther. A, pollen germinating 

 on the stigma. Enlarged. The 

 transfer of pollen to the stigma is 

 called pollination. 



67, — Pollen grain 

 germinating. 

 Greatly magni- 

 fied. 



« 



65-67. — Details of a fruit blossom. 



10.— At ^ p. m. 



71. — At 8 a. 7n. the mxt 

 morning. 



68-71 . — Tlie opening of a flower ofKiefier 

 pear. The flowers of pears and 

 apples have five styles and stig- 

 mas. All natural size. 

 (Courtesy of American Gardening.) 

 362 



