PLATE XLV. 



FIGS. 



1-5. Closterium intermedium Halt's. 1-3, x 520; 



4-5, x 200 (after Ralfs) . .125 



6. Cl. intermedium var. Jiibeniinim West. x 520 126 

 7_9. C/. Vina Focke. 7 and 8, x 400 ; 9, x 520 . 127 

 10-14. Cl.juncid.um Ralfs. 10-18, x 400; 14, zygo- 



spore, x 200 (after Ralfs) . 128 



15_16. CL juncidum var. 1/rerior Roy. x 200 (after 



Ralfs) . . . .129 



