MONOCLEA:— 



113 



Q-mm 



Fig. 226. Monoclea forsteri; spore (x 1000), exine stratification (x 2000), 



and LO-patterns. 



NANOMITRIUM:— 



Fig. 227. Nanomitriiiin teneriim; a, lateral view (x 250); b, outline of tetrad 

 (X 250); C-, proximal face, surface and optical section (x 1000); d, distal 



face (X 500). 



NECKERA (Fig. 228 B), ISOTHECIUM (Fig. 228 A):— 



^j^yjj 



A ^ 



m 



i^'i-' 



mi 



Fig. 228. Neckerinales. — A, Isotheciiim inyosiiroides; LO-patterns and spore 

 (x 1000); a, surface; b, optical section (upper quadrant without, lower 

 quadrant with, easily detachable "granules"). B, Xcckcra coinphuintd; spore 

 (X 1000), surface and optical section; exine stratification ( < 2000), and 



LO-patterns. 



