FLOWERING PLANTS AND FERNS OF INDIANA. 651 



C ovularis (Michx.) Torr. Globose Cyperus. 



Reported from various counties of the State, as of sparing occur- 

 rence. The species grows in dry soils, usually on high ground. 

 Flowers in July and August. 

 Jefferson, Gibson, and Lake. 



C. filiculmis Vahl. Slender Cyperus. 



Reported only from the northern counties, but probably of general 

 distribution in favorable situations. Found growing in dry, upland 

 soils. 



Flowers from June through August. 



Lake and Laporte. 



KYLLINGA Rottb. 

 K. pumlla Michx. 



In the southern counties of the State, growing in low, sandy soils, 

 either in waste places or cultivated fields. Of frequent occurrence. 

 Flowers in August and September. 

 Jefferson (Barnes); Vigo (Blatchley). 



DULICHIUM L. C. Richard. 



D. arundinaceum (L.) Britton. 



(2). spathaeewn Pers.) 



Throughout the State, in wet places. Found most abundantly on 

 the borders of marshes and along streams. 



Flowers from July through September. 



Laporte (Barnes); Round Lake fDeam) ; Vigo (Blatchley); 

 Steuben (Bradner). 



ELEOCHARIS R. Br. 



E. interstincta (Vahl.) R. and S. Knotted Spike-rush. 



Found in shallow waters in the smaller inland lakes and along the 

 margins of sluggish streams. Reported only from northern counties. 

 Flowers from July until in September. 

 Round Lake (Deam). 



E. mutata (L.) R. and S. Quadrangular. Spike-rush. 

 (E. quadrangulata R. Br.) 

 Reported from the northern counties, where it is found growing 

 in ponds and shallow lakes, and occasionally in sluggish streams. 

 Flowers from July through September. 



Round Lake (Deam); Steuben (Bradner); Kosciusko (Chipman); 

 Lake (Hill). 



