iiM?' 





t»» 



/ 



.» 







*^ 



V 



«r 





Fig. 277. Meiosis in species of Osmunda. x 1000. a in fi-esh acetocarmine, all the others in balsam. 

 n= 22 throughout, a. 0. cinnamomea h. b. 0. gracilis Hort. c. 0. Claytoniatia h. d. 0. palustris 

 Hort. e. O.javanicaBl. 



277 



