192 



MANUAL OP BOTANY 



united, the styles being distinct; while in the. Primrose (fig. 

 367), the ovaries, styles, and stigmas are all united. When two 



Fig. 410. 



Fig. 411. 



Fig. 413. 



Fig. 410. Apocarpous pistil of the Plieasant's-eye {Adonis). Fig. 411. 



Pistil of Xanthoxylon fraxineam supported on a gynophore, g. The 



ovaries, o, and styles are distinct, but the stigmas, 5, are united. Fig. 



412. Pistil of Horehound {Marrub-lum vulgare), a" Labiate plant. _ Its 

 ovaries, ov, are distinct, the styles, s, being united, and the stigmas distinct. 

 Fig. 413. Pistil of Myosotis, a Boraglnaceous plant, ov. Distinct ovaries. 

 (J. United styles. 



or more ovaries are thus completely united so as to form one 

 body, the organ resulting from their union is called a compound 

 ov polycarpellary ovary. 



Fig. 415. 



Fig. 414, 



Fig. 416. 



Fig. 414. Flower of the Rue {Ruta graveolem), showing the ovaries, ov, united 



at their bases. Fig. 415. a. Diagram of three carpels placed side by side, 



but not united. &. A transverse section of the ovaries of the same. 



Fig. 416. a. Diagram of three carpels united by their ovaries, the 

 styles and stigmas being free. 6. A transverse section of the ovaries 

 of the same. 



Polycarpellary Ovary. — The compound ovary formed as 

 just stated may either have as many cavities separated by par- 



