64 



HOLTTUMIELLA:— 



Fig. 116. Holttiimiella flaheUivenium. Three spores of a tetrad still slightly 



adhering, x 700. 



HUMATA: 



Fig. 117. Hiinmta gaunardiana. From left to right: lateral, longitudinal view 

 (X 250); proximal face (x 1000); sclerine stratification (x 2000). 



HYMENOGLOSSUM: see Fig. 188 C, p. 96. 



