232 



BOTANY 



c. 



FIG. 195. Funaria hygrometrica. Development of the embryo. A, optical section 

 of very young embryo. B, 1, 2, surface view and optical section of an older one 

 (X600). C, D, median sections of older embryos (X 600) ; en, endothecium; am, 

 amphithecium. 



