180 Bulletin 187 



ELBOCHARIS. Spike-rush 



E. acicularis (L.) R. & S. Pools and shores below high water mark; 

 common. 



E. diaiidra C. Wright. Wet sands of Connecticut River, Westminster, 

 (Brainerd); Burlington, (Mrs. N. F. Flynn). 



E. intermedia (Muhl.) Schultes. In mire or wet sands; occasional. 



E. obtusa (Willd.) Schultes. Muddy places; common. 



E. olivacea Torr. Soft mire; Bristol Pond, (Pringle) ; Abby Pond, 

 Ripton, and Lake Dunmore, (Brainerd) ; Kenney Pond, Newfane, 

 (Grout). 



E. ovata (Roth.) R. & S. In soft black mire, inlet of Abby Pond, Rip- 

 ton, and Lake Dunmore, (Brainerd) ; Spectacle Pond, Wallingford, 

 (Eggleston). 



E. palustris (L.) R. & S. Low borders of ponds in the lower altitudes; 

 occasional. Var. calva (Torr.) Gray. Stony clay shores of Lake 

 Champlain; occasional. Var. glaucesceus (Willd.) Gray. Moist 

 grassy places; common. Var. major Sonder. (var. vigens Bailey). 

 Rhod. 11: 39. Low sandy shores of Lake Champlain; frequent. 



E. tenuis (Willd.) Schultes. Wet meadows and lake borders; common. 



ERIOPHORUM. Cotton-grass 

 E. callitrix Cham. (E. vaginatum Am. auth., not L.). Peat bogs; 



occasional. 

 E. gracile Roth. Bogs; Middlebury, Ripton, (Brainerd) ; Ryegate, 



(Blanchard); Willoughby Lake, (A. W. Cheever). 

 E. tenellum Nutt. (E. gracile, var. paucinervium Engelm.). Bogs; 



occasional. 

 E, Tlrginicum L. Peat bogs; frequent. 



E, liridi-carinatum (Engelm.) Fernald. (E. polystachion of most Am. 



auth.). Springy places and bogs; common. 



PIMBRISTYLIS 



F. autumnalis (L.) R. & S. Lily Pond, Vernon, (Grout). 



RYNCHOSPORA. Beak-rush 



R. alba (L.) Vahl. Bogs; frequent. 



R. capillacea Torr. Willoughby Mountain, (Jesup) ; Hartford, (Mor- 

 gan). 



R. fusca (L.) Ait. f. Low grounds; Thetford Center, (Blanchard); 

 Wells River, (Horsford). 



R. glomerata (L.) Vahl. Moist soil of the lower altitudes; occasional. 



SCIRPUS. Bulrush. Club Rush 



S. americauus Pers. (S. pungens Vahl.). Chair-maker's Rush. Sandy 

 borders of lakes and rivers in the lower altitudes; frequent. 



S. atrocinctns Fernald. W^et meadows; common, especially in the 

 mountains. Var. brachypodus Fernald. Bogs, generally at high 

 altitudes; occasional. 



