Fig. 108. Longitudinal section of moss capsnle 

 {Funaria), showing its complex character: 

 d, operculum; ;?, peristome: c, c', columel- 

 la; 5, sporogenoiis tissue; outside of s the 



complex wall consisting of la^-ers of cells 

 and large open spaces {h) traversed by 

 strands of tissue.— After Goebel. 



Fig. 110. Sporoi^onia of (j-Hmmia, from all of 

 which the oi)ercnliim has fallen, displaying 

 the peristome t.(^eth : A, position of the teeth 

 \Ahen dry; /;, position when moist.— After 

 Kekneu. 



Fig. 109. Partial longitudinal 

 section through a moss cap- 

 snle ; A, younger capsule, 

 showing wall cells (a), cells 

 of columella (i), and sporqg- 

 euous cells (su) ; B, some- 

 what older capsule, a and i 

 same as before, and sm the 

 spore mother cells. — After 



GOEBEL. 



