SEDGES. 891 



Cyperus vegetus Willd. Sp. PI. 1 : 283. 1797. THRIFTY CYPERUS. 



H. C. Watsoii, Hook. Lond. Journ. Bot. 3 : 610. 1844. 



MEXICO, CHILE, SOUTH EUROPE. 



Lower Sonorau arid Louisianian areas. California. 



ALABAMA: Coast plain. Low damp to wet places. Mobile County, banks of 

 Mobile River; marshy ground near Mobile and Ohio Railroad depot, copiously, 1896. 

 July to August. Probably adventive from the tropics. Perennial. 



Type locality not given. 



Herb. Geol. Surv. Herb. Mohr. 



Cyperus pseudovegetus Steud. Syn. PL Cyp. 24. 1855. FALSE THRIFTY CYPERUS. 



Cyperus vegetus Pursh, Fl. Am. Sept. 1:51. 1814. (Also of Muhl. Ell. Chapman.) 

 Not of Willd. 



Cyperus virens Gray, Man. ed. 2 : 493. 1856. Not of Michx. 



C. luzulae var. umbellulatus Britton, Bull. Torr. Club, 13 : 208. 1886. 



C. calcaratus Nees; Wats, in Gray, Man. ed. 6, 570. 1890. 



Ell. Sk.l:65. Gray, Man. ed, 6, 570. Chap. Fl. 509; ed.3,537. Coulter, Contr. 

 Nat. Herb. 2 : 462. 



Carolinian and Louisianian areas. Delaware to Florida, west to Tennessee, Texas, 

 Arkansas, and Indian Territory. 



ALABAMA: Mountain region to Central Prairie belt, damp close soil, exsiccated 

 places. Cullmaii County, 800 feet. Madison County, Huntsville. Autauga County, 

 Prattville. July to August ; frequent. Perennial. 



Type locality : "If. Curtis legit in Carolina australi." 



Herb. Geol. Surv. Herb. Mohr. 



Cyperus virens Michx. Fl. Bor. Am. 1 : 28. 1803. . GREEN CYPERUS. 



Ell. Sk. 1 : 66. Chap. Fl. 609. Coulter, Contr. Nat. Herb. 2 : 462. 



MEXICO, GUATEMALA. 



Carolinian and Louisianian areas. Kentucky (Mohr), Tennessee, from North 

 Carolina south to Florida, west to Texas and Arkansas. 



ALABAMA: Coast plain. Open marshes, ditches. Mobile County. June; 2 or 3 

 feet high; not rare. Perennial. 



Typo locality : "Hab. in Carolina." 



Herb. Geol. Surv. Herb. Mohr. 



Cyperus ochraceus Vahl, Enum. 2 : 325. 1806. 



Griseb. Fl. Brit. W. Ind. 563. 



WEST INDIES, MEXICO, GALAPAGOS. 



Louisianian area. Texas and Louisiana. 



ALABAMA: Adventive. Mobile County, swamps bordering Mobile River with 

 C. vegetus Willd. July, 1893; rare. Perennial. 



Type locality : " Hab. in insula St. Crucis. West." 



Herb. Geol. Surv. Herb. Mohr. 



Cyperus haspan L. Sp. PI. 1 : 45. 1753. SHEATHED CYPERUS. 



Cyperus gracilis Muhl. Gram. 18. 1817. 



C. leptos Schult. Mant. 2 : 105. 1825. 



Ell. Sk. 1 : 66. Gray, Man. ed. 6, 571. Chap. Fl. 509. Coulter, Contr. Nat. Herb. 

 2 : 463. Griseb. Fl. Brit. W. Ind. 564. 



WEST INDIES, MEXICO TO BRAZIL, AFRICA, ASIA, AUSTRALIA. 



Louisianian area. Southern Virginia along the coast to Florida, west to Texas. 



ALABAMA: Metainorphic hills to Coast plain. Borders of ponds and ditches. Lee 

 County, Auburn (F. S. Earle). Mobile and Baldwin counties. August to October; 

 frequent. Perennial. 



Type locality : "Hab. in India, Aethiopia." 



Herb. Mohr. 



Cyperus dentatus Torr. Fl. N. & Mid. U. S. 1 :61. 1824. TOOTHED CYPERUS. 



Cyperus parviflorus Muhl. Gram. 19. 1817. Not Vahl. 



Gray, Man. ed. 6, 571. Chap. Fl. ed. 3, 536. 



Appalachian to Louisianian area. Coast New England and New Jersey to West 

 Virginia and South Carolina. 



ALABAMA : Adventive from Northern States. Mobile County, sandy shores Mobile 

 Bay. Perennial. 



Type locality : "On the banks of rivers and in sandy swamps. In the pine barrens 

 of New Jersey. In Pennsylvania. Muhlenberg." 



Herb. Mohr. 



