63 



HICRIOPTERIS (Fig. 114 C), PLATYZOMA (Fig. 114 D), STICHERUS (Fig. 

 114 B), STROMATOPTERIS (Fig. 114 A):— 



A^ 



rrmmtimrvton^ir: 



lOu 



r^\f'^'\ 



',v.j:A.'«.-y-'.'..iy,-.~i'».:<;ti 



-"10,1 



Fig. 114. Gleicheniaceae. A, Stromntopteris moniliformis, sclerine stratifica- 

 tion. B, Sticherus penniger, sclerine stratification. C, Hicriopteris laevissima; 

 Ci, proximal face; Cg, distal face; Cg, part of laesura (optical cross-section), 

 C^, LO-patterns of same. D, Platyzoma microphijUum, sclerine stratification. 



— A, B, D X 800, Ci and Cg 



1000, Cg X 4600. 



HISTIOPTERIS:— 



Fig. 115. Histiopteris incisct; proximal face (x 250) and lateral, longitudinal 

 view (optical cross-section and surface; x 1000). 



