86 



PHANEROSORUS: 



■A 



/ 









Fig. 159. Phnnerosonis major; a, proximal face, surface and optical sections 

 (x 1000); b, spore in lateral view (x 250); c, monolete spore, proximal face 

 (X 250). The LO-pattern in the lower right-hand corner is due to the thin 



perinous cover. 



PHLEBODIUM:— 



>^ 2 50 



- 250 



xlOOO 



X2000 



Fig. 160. Phlehodiiim aiireiim; a, spore in lateral, longitudinal view; b, proxi- 

 mal face; c, part of proximal face with laesura (broken lines); d, exine 



stratification. 



