AS SEEN IN BRYOPHYTA 



FIG. 47- 



Fnnaria kygrometrica. A, longitudinal section of a sporogonium showing the first 

 differentiation of its parts. X about 96. B, the upper part of the same. x6oo. 



r marks the limits of the theca and operculum. C, basal part of the capsule of the same. 



X 600. The intercellular spaces are beginning to form. ar, archesporium. col> 

 columella. 



