Ill 



HOOKERIA: 



*■»-»■ 



Fig, 220. Hookeria albicans; spore (x 1000) and LO-patterns. 



HYLOCOMIUM:— 





Fig. 221. Hylocomium splendens; the main figure shows the supposed proxi- 

 mal spore face (x 1000). 



ISOTHECIUM: see Fig. 228 A, p. 113. 



LEPTOSTOMUM: 



^0=a^; 



Fig. 222. Leptostomiim macrocarpiim; from left to right: spore in cf. trans- 

 verse lateral view (x 250); spore in longitudinal lateral view (x 1000); LO- 

 patterns. Upper detail figure: exine stratification (x 2000). 



LESKEA: 



eay 



Fig. 223. Leskea pohjcarpa; sjiore, sin'face and optical section (x 1000). The 



left part of the right-hand (h'fail figure shows the LO-patterns of the cf. 



(iistal face, the rigiit part those of the cf. proximal face. 



