LIST OF HIGHER SEED-PRODUCING PLANTS. 93 
Minn. valley: Throughout; sandy ridges and shores 
of streams; abundant. 
Hers.: Ballard 260, Jordan, Scott Co.; Ballard 635, 
Chaska; Sheldon 1056, Sleepy Eye; Sheldon 1193, New Ulm; 
Taylor 1149, Glenwood; MacM. and Sheld. 26 Brainerd; Kas- 
sube 251, Minneapolis; Oestlund 212, Minneapolis; Leiberg 75, 
Blue Earth Co.; Sandberg 510, Red Wing. 
Cyperus aristatus Rorrs. Descr. 23 (1778). 
C. uncinatus PursH, Fl. Am. I, 50 (1814). 
C. inflecus MuHL. Gram. (1817). 
O. confertus CHAPM. FI. S. St. 510 (1860). 
Wats. and Coult., Gray’s Man. 6 ed. 570; Britt., Fl. N. J. 260; Webb., 
Fl. Neb. 99; Mac., Fl. Can. II. 93; Wats., Fl. Calif II, 214; Coult., Fl. Colo. 
366; Wats., King Exp. 360; Cov., Fl. Ark. 228; Britt., Torr. Bull XIII, 207, 
Africa; E. Indies. 
North America: Ont. to Man., Saskatchewan and 
Vancouver; S. on Pac. to S. Calif. and Lower Calif.; E. 
throughout U. S. to N. Eng. and Fla.; S. to Mexico. 
Minn. valley: Throughout; abundant; sandy shores 
of rivers and ponds. 
HerRB.: Sheldon 1208, Redstone, near New Ulm; 
Sheldon 998, Sleepy Eye; Sheldon 1474, Pipestone; Sheldon 1090, 
Springfield; MacM. and Sheld. 6, Brainerd; Sandberg 507, Red 
Wing. 
Cyperus diandrus Torr. Cat. N. Y. 90 (1819). 
Wats. and Coult., Gray’s Man. 6 ed. 569; Britt., Fl. N. J. 260; Chap., 
Fl. S. St. 506; Mac., Fl. Can. II. 92; Wats., Fl. Calif. II, 214; Cov., Fl. Ark. 
229; Britt., Torr. Bull. X1ITI, 305; Upham, Fl. Minn. 150; Webb., Appx. 
Neb. 24. 
North America: N. Br., Owen Sound, N. Eng.; 8S. to 
N. J., Fla.; W. to Minn., Neb., Ark., Tex. and N. Mex.; Calif? 
Minn. valley: Throughout; low places and margins 
of lakes. 
HERB.: Taylor 1052, Glenwood; Taylor 1144, Glenwood; 
Ballard 834, Pagelake, Carver Co.; Sheldon 1629, Taylor’s 
Falls; MacM. and Sheld. 22, Brainerd; Leiberg 74, Blue Earth 
Co.; Oestlund 210, Hennepin Co.; 217 Ramsey Co. 
Cyperus diandrus Torr. var. castaneus (BIGEL.) Torr. 
Cat. N. Y. 90 (1819). 
C. castaneus Brau. FI. Bost. 18 (1814). 
C. flavescens var. castaneus Pursa, FI, Am. I, 52 (1814). 
C. bicolor BARTR. F1, Phil. I, 27 (1818). 
C. elliotianus R.andS. Mant. II, 100 (1824). 
20, rirularis Kunra, Enum. I, (18383). 
