FLOWERING PLANTS AND FERNS OF INDIANA. 655 



S. polyphyllus Vahl. Leafy Bulrush. 



In the swamps of the southwestern counties ; also in wet woods 

 and meadows in the majority of the southern counties. 

 Flowers from July until September. 



S. LiNEATua Michx. Reddish Bulrush. 



On the margins of lakes in low, wet ground and in wet, open 

 places. Found throughout the State. 

 Flowers from June until in September. 

 Decatur (Ballard) ; Shriner Lake (Deam). 



S. cyperinus (L.) Kunth. Wool-grass. 



(Eriophorum cyperinum L.) 

 Found in many parts of the State in swamps and the margins of 

 lakes and sluggish streams. Apparently more abundant in the 

 northern part of the State. 



Flowers in August and September. 



Tippecanoe (Cunningham) ; Noble (Van Gorder) ; Vigo (Blatch- 

 ley) ; Hamilton and Marion (Wilson) ; Steuben (Bradner). 



ERIOPHORUM L. 



E. vaginatum L. Sheathed Cotton-grass. 



Reported only from the northern part of the State as growing in 

 swamps. The species is admitted somewhat doubtfully, our area 

 being well south of the general distribution of the form. 



Flowering season, June and July. 



Steuben (Bradner). 



E. POLY8TACHYON L. Tall Cotton-grass. 



Occurring in very wet grounds in Putnam County, upon the 

 authority of Dr. MacDougal. So far as has come to my knowledge, 

 the only record for the State. 



Flowers from June through August. 



Putnam (MacDougal). 



E. gracile Koch. Slender Cotton-grass. 

 In bogs in the northern counties. 

 Flowering season from June until September. 

 Lake (Hill); Steuben (Bradner). 



E. VlRGINICUM L. 



In marshes and low, wet meadows in many counties of the State, 

 but not abundant in any of its stations. 



Flowers from June until late in September. 



Laporte (Barnes); Noble (Van Gorder) ; Vigo (Blatchley). 



