Blakfslee.-- Sexual Reproduction in the Mucokineae. 



Plate IV. 





52 



1^^^'"'-' 



}AV{-) 



Mv{+) 



53 



(-) 



""'y ■ '''11 



55 



^UvW 



Proc. Amer. Acad. Arts and Sciences. Vol. XL. 



