36 FLORA OF GRAND RAI'IDS. 



311. E. polystachyon L. 



Spliagiioiis s\vaiii|ts; frecnu'iit and wi-ll ilistribuled. Micl-May- 

 J mil'. 



S\-2. E. vaginatum L. 



S]iliai;nous bogs; rare. Mid-May-Mid-Juno. 

 Hound Lake; Bronner Lake. 



313. E. Virginicum L. 



iSphagnous swamps; occasional. July-Aug. 



Saddle-Bag Swamp region; Orchid Swamp; Spruce Lake; 



Campau Lake, etc. 



314. E. Virginicum album Gray. 



Wet soil along Plaster Creek (F.). July-Aug. 



FIMBRISTYLIS Vabl. 



315. F. autumnalis U.&S. 



Moist soil of lake borders. Aug. -Sept.. 



Abundant at the following stations: Pine Island Lake; N. W. 

 shore of Crooked Lake; Silver Lake; Bostwick Lake; Lamber- 

 ton Lake. 



310. F. capillaris Gray. 



/Steuop/n/lli/a capilhiris (L.) Britton. 

 In dry sand; abundant but local. July-Aug. 

 Campau Lake at Whitney ville Creek; S. shore of Bostwick 

 Lake; Little Bostwick Lake. 



FUIRENA Rottb. I^iijtiet.i.a-Gkass. 



317. F. squarrosa pumila Torr. 



In mud along the N. W. shore of Crooked Lake; rare. July-Sept. 

 HEMICARPHANees. 



318. H. subsquarrosa Nees. 



H. micrantha (Vahl.) Britton. 

 Wet sandy lake margins; infrequent. July-Oct. 

 Bostwick Lake; Silver Lake; Soft Water Lake. Plentiful at 

 these stations. 



