92 METASPERMAE OF THE MINNESOTA VALLEY. 



Cyperus esculentus LINN. Spec. 45 (1753). 

 C. phymatodes MUHL. Gram. 23 (1817). 

 C. repens ELL. Sk. I, 69 (1821). 



Wats, and Coult., Gray's Man. 6 ed. 571; Britt., Fl. N. J. 260; Upham, 

 Fl. Minn. 150; Webb., Fl. Neb. 99; Wats., Fl. Calif. II. 215; Mac., Fl. Can. 

 II. 93; Chap., Fl. S. St. 508? Kicht., PI. Eur. 135; Engl. Pax., Nat. Pflanz. 

 II, 2, 108; Cov., Fl. Ark. 229; Britt., Torr Bull. XIII, 210. 

 Cosmopolitan. 



North America : N. Br. to L. Erie ; S. to Fla. ; W. to 

 Minn., Yosemite and Tex. 



Minn, valley: Reported from forest district; rare; low 

 places along streams. 



Cyperus erythrorhizos MUHL. Gram. (1817). 



Wats, and Coult., Gray's Man. 6 ed. 571; Britt., Fl. N. J. 261; Upham, 

 Fl. Minn. 150; Mac., Fl. Can. II. 94; Chap., Fl. S. St. 512; Wats., Fl. Calif. 

 II. 215; Cov., Fl. Ark. 229; Britt., Torr. Bul'i. XIII, 213, 



North America: W. Ont. to L. I., N. J., Penn.; S. to 

 Fla. ; W. to Minn. , Mich, and N. Mex. ; also, Rio Colorado to 

 Oregon. 



Minn, valley: Throughout; rather common; banks. 



HERB.: Sheldon 880, Sleepy Eye; Bollard 802, Goose 

 lake ; Bollard 832, Page lake ; Bollard 892, St. Bonif acius ; 

 Taylor 1117, Glenwood; Bollard 274, Jordan, Scott Co.; Sheldon 

 1633, Taylor's Falls; MacM. and Sheld. 29, Brainerd; Sandberg 

 506, Goodhue Co. 



Cyperus filiculmis VAHL, Enum. II, 328 (1806). 

 Scirpus cyperiformis MUHL. Gram. 41(1819). 

 Cyperus mariscoides ELL. Sk. 1,67 (1821). 



Wats, and Coult., Gray's Man. 6 ed. 570; Britt., Fl. N. J. 261; Mac., Fl. 



Can. II, 94; Upham, Fl. Minn. 150; Webb., Fl. Neb. 99; Chap., Fl. S. St. 



511; Coult., Fl. Colo. 366; Cov., Fl. Ark. 229; Britt., Torr. Bull. XIII. 216. 



North America: Ont. to N. Eng. and N. J. ; S. to Fla. ; 



W. to Minn., Neb., Kan., Ark., Colo, and Tex. 



Minn, valley: Forest district and perhaps W. ; dry and 

 waste places. 



HERB. : Bollard 636, Chaska, Carver Co. ; MacM. and 

 Sheld. 25, Brainerd; Bollard 18a, Goodhue Co. ; Leiberg 76, Blue 

 Earth Co.; Sandberg 511, Red Wing; 512, Red Wing. 



Cyperus schweinitzii TORR. Cyp. 276 (1836). 



C. alterniflorus SCHWEIN. Long Appx. II, 381 (1825) not E. Br. 

 Wats, and Coult., Gray's Man. 6 ed. 570; Webb., Fl. Neb. 99; Upham, 

 Fl. Minn. 150; Mac., Fl. Can. II, 93; Roth., Wheel. Exp. 274; Britt., Torr. 

 Bull. XIII, 207. 



North America: Ont. to L. of Woods, Qu'Appelle, 

 Assiniboia; S. toW. N. Y. and Penn. ; W. to Minn. Neb. and Can. 



