T. Holm — Studies in the Cyperacece. 



425 



Let us, however, extend our comparison still further, and 

 consider the structure of the 38 species of Carex examined by 

 MazeL* All of these are e volute types, and nearly all "formce 



* Etudes d'anatomie compared stir les organes de vegetation dans le genre 

 Carex. Thesis, Geneve, 1891. 



