264 BULLETIN OF THE UNITED STATES FISH COMMISSION. 



HYRIDACEJE. 

 Yellow-eyed Grass Family. 



131. Hyris flexuosa, Muhl. Yellow-eyed Grass. Eastern Massachusetts 



southward near the coast ; also Illinois, Wisconsin, and Michi- 

 gan. 



132. Hyris Carol iniana, Walt. Rhode Island to Virginia and south- 



ward. * 



CYPERACE^E. 

 Sedge Family. 



133. Cyperas phymatodes, Muhl. Vermont to Wisconsin, and common 



southward. 



134. Cyperus virens, Michx. Virginia and southward. 



135. DulicMum spathaceum, Pers. Common. 



136. Fuirena squarrosa, Michx. Massachusetts to Virginia and south- 



ward ; also Michigan. 



137. Eleocharis acicularis, R. Br. Common. (Europe.) 



138. Eleocharis compressa, Sullivant. Northern New York to Ohio 



and Illinois. 



139. Eleocharis equisetoides, Torr. Rhode Island, Michigan, Dela- 



ware, and southward. 



140. Eleocharis intermedia, Schultes. New York and Pennsylvania 



to Illinois and northward. 



141. Eleocharis melanocarpa, Torr. Massachusetts to Virginia, and 



southward. 



142. Eleocharis microcarpa, Torr. New Jersey and southward. 



143. Eleocharis obtiisa, Schultes. Most common. 



144. Eleocharis olivacea, Torr. Massachusetts to New Jersey ; also 



shore of Lake Ontario. 



145. Eleocharis palustris, R. Br. Very common. 



146. Eleocharis pyp ma ea, Torr. 



147. Eleocharis quadra ngulata, R. Br. New York, Michigan, and south- 



ward. 



148. Eleocharis Rohbinsii, Oakes. New Hampshire to New Jersey and 



southward. 



149. Eleocharis rostellata, Torr. Rhode Island, East Massachusetts, 



and Vermont to New Jersey, Virginia, Michigan, and south- 

 ward. 



150. Eleocharis simplex, Torr. Eastern shore of Maryland and south- 



ward. 



151. Eleocharis tenuis, Schultes. Common. 



152. Scirpus Canhyi, Gray. Maryland. 



153. Scirpus c(cspitosus, L. New York and Northern Illinois. 



