EXPLANATION OF PLATE V 



Lamproderma arcyrionema Rost., p. 143. 

 Fig. i . A single sporangium seen as if in section, x 40. 

 Fig. i a. A single spore, x 1400. 



Lamproderma scintilla/is (Berk, and Br.) List., p. 142. 

 Fig. 2. A single sporangium seen as in section, x 40. 

 Fig. 2 a. A single spore, x 1400. 



Enerthenema papillatum (Pers.) Rost., p. 137. 

 Fig. 3. An expanded, blown-out sporangium, x 25. 



Lamproderma saitteri Rost., p. 140. 

 Fig. 4. A sporangium seen as in section, x 20. 

 Fig. 4 a. A single spore, >: 1000. 



Comatriclia laxa Rost., p. 127. 



Fig. 5. A sporangium seen as if in section, x 40. 

 Fig. 5 a. A single spore, x 2000. 



Diachea thomasii Rex. p. 136. 



Fig. 6. Three sporangia magnified about 15 times. 

 Fig. 6^. A single spore of the same species, x 800. 



Hrefcldia maxima (Fries) Rost., p. 110. 



Fig. 7. A group of sporangia, showing columellae; : 5. 

 Fig. 7 a. Capillitial threads of the same species, > 300. 

 Fig. 7 b. Spore of the same species, >: 1500. 



Amauroch&te fuliginosa (Sow!).) Macbr., p. 109. 



Fig. 8. A bit of so-called capillitium. ; 300. 

 Fig. Sn. A single spore magnified about 1000 times. 



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