SEDGES. 391 
Cyperus vegetus Willd. Sp. P1.1:283. 1797. THRIFTY CYPERUS. 
H. C. Watson, Hook. Lond. Journ. Bot. 3:610, 1844. 
MEXxIco, CHILE, SOUTH EUROPE, 
Lower Sonoran and 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. Fase 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. calearatus Nees; Wats. in Gray, Man. ed. 6,570. 1890, 
Ell. $k.1:65. 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. Cullman County, 800 feet. Madison County, Huntsville. Autauga County, 
Prattville. July to August; frequent. Perennial. 
Type locality: ‘M. 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. F1. 609, Coulter, Contr. Nat. Herb. 2 : 462. 
MerxiIco, GUATEMALA. 
Carolinian and Louisianian areas. Kentucky (Mohr), Tennessee, from North 
Carolina south to Florida, west to Texas and Arkausas. 
ALABAMA: Coast plain. Open marshes, ditches. Mobile County. June; 2 or 3 
feet high; not rare. Perennial. 
Type 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. Pl. 1:45. 1753, SHEATUED CYPERUS. 
Cyperus gracilis Muhl. Gram. 18. 1817. 
C. leptos Schult. Mant, 2: 105. 1825. 
EL. 8k. 1:66. Gray, Man. ed. 6, 571. Chap. FI. 509. Coulter, Contr. Nat. Herb. 
2:463. Griseb. Fl. Brit. W. Ind. 564. 
West Inpiges, MExico TO BRAZIL, AFRICA, ASIA, AUSTRALIA. 
Louisianian area. Southern Virginia along the coast to Florida, west to Texas. 
ALABAMA: Metamorphic hills to Coast plain. Borders of ponds and ditches. Lee 
County, Auburn (FS. 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. 
