MIDDLESEX FLOEA. Ill 



X. f lexuosa, Mnhl., var. pusilla, Gray. 



Wilmington (C. E. Perkins). 

 X. Caroliniana, Walt. 



Ashland (Rev. Thos. Morong) ; Ashby (L. L. Dame) ; Martin's 



Pond, N. Reading (W. H. Manning). Apparently the commoner 



species here. 



ERIOCAULONACEiE, PIPEWORT FAIVflLY. 



Eriocaulon, L. 



E. septangulare. With. Pipbwort. 

 Rather common. 



CYPERACEyE. SEDGE FAMILY. 



Ctpeeus, L. Galingale. 



C. diandrus, Torr. 



Common. 

 C. diandrus, Torr., var. castaneus, Torr. 



Somerville (C. E. Perkins). 

 C. Nuttallii, Eddy, Torr. 



Rather common near tide-water. 

 C. aristatus, Rottb. (C. inflexus, Muhl., Man.) 



Winchester (C. E. Perkins) ; Cambridge, specimen in herb. B. S. 



N. H. 

 C. dentatus, Torr. 



Common. 

 C. esculentus, L. (C. phymatodes, Muhl., Man.) 



Lowell, Tewksbury and Dracut (Dr. C. W. Swan) ; Concord (P. S. 



Collins). 

 C. strigosus, L. 



Common. 

 C. strigosus, L., var. compositus, Britton. 



Maiden (F. S. Collins). Possibly Introduced. 



"Umbel compound; spikelets i-h in. long, 4-5 flowered." N. L. 



Britton, Bull. Torr. Bot. Club, Vol. XIII., p. 212. 

 C. speciosus, Vahl. (C. Michauxianus, Schult., Man.) 



Cambridge, (H. A. Young) ; Apparently scarce in the county. 

 C. Engelmanni, Steud. 



Fresh Pond, Cambridge (Walter Deane) ; Spy Pond, Arlington 



(H. A. Young). Not common. 



