T. Holm — Studies in the CyjperacecE. 



29 



Fig. 1. Car ex chaJcioUpis from Pagosa Peak, scale of staminate spike ; 

 fig. 2, scale of pistillate spike ; fig. 3, utricle ; fig. 4, scale of pistillate spike, 

 and fig. 5, -utricle of the same species from Mt. Kelso. Figs. iS and 7, utricle 

 and scale of C. atrata from Long's Peak and Norway. Fig. 8, C. rhomboidea 

 natural size ; figs. 9 and 10, scale and utricle of same. 



