100 

 ACROSCHISMA:— 



>r'OC 



Fig. 192. Acroschisma wilsonu; a, distal face (x 1000); b, tetrad (x 1000); 

 c, LO-patterns (distal face); d, exiiie stratification (1, in chlorinated spores); 



X 2000. 



ANOECTANGIUM:— 



Fig. 193. Anoectangium aestwiun; spore in lateral view, surface and optical 

 section (distal pole upwards; x 1000); LO-patterns (distal face). 



ANTHOCEROS: 



Fig. 194. Anthoccros tiiberciilatm; from left to right: sclerine stratification 

 (X 2000); proximal face (x 825); LO-pattern. 



