1892 



A TEXTBOOK OF THEORETICAL BOTANY 



1 



B 



Fig. 1806. — Littorella uniflora. A, 

 Flowering plant. B, Male flower 

 with two female flowers at base. 

 C, Male flower in section show- 

 ing abortive carpel. D, Female 

 flower in section. E, Fruit. F, 

 Fruit in section. {After Ensler- 

 Prantl.) 



D 



Fig. 1807. — Campanula persicifolia. 

 Flowers. 



