3892 PLANT LIFE OF ALABAMA. 
Cyperus multiradiatus (Torr.) Mohr. Lx CONTR’s CYPERUS. 
Cyperus dentatus multiradiatus Torr. Ann. Lye. N. ¥.3:272, 1836. 
C. lecontii Torr. 1. ¢. 273. 
Chap. F1. 509. 
Louisianian area. Eastern and western Florida, and on the seashore west to Mis- 
sissippi. 
ALABAMA: Littoral region. Drifting sands on the seashore. Dauphin Island. 
Eastern shore Mobile Bay, Point Clear, Josephine. June, July; frequent. The long 
creeping rhizomas deeply buried in the sand, Perennial. 
Type locality: ‘‘East Florida, Le Conte!; New Orleans, Dr. Ingalls!” 
Herb. Mohr. 
Cyperus articulatus L. Sp. Pl.1:44. 1753. ADRUE. GUINEA RUSH. 
EIL. Sk.1:63. Chap. F1.508. Coulter, Contr. Nat. Herb. 2:463. Griseb. Fl. Brit. 
W. Ind. 564. 
ALL TROPICAL COUNTRIES. EGypT, CarPE or Goop Hops. 
Lonisianian area. South Carolina, Florida, west to Texas. 
ALABAMA: Coast plain. Margin of fresh and slightiy brackish marshes. Mobile 
County, river swamps. Baldwin County, Fish River Bay. August, 4 to 5 feet high; 
frequent. Perennial. 
Type locality: ‘Hab. in Jamaicae rivulis.” 
Herb. Mohr. 
Cyperus articulatus conglomeratus Britton, Bull. Torr. Club, 13: 210. 1886. 
Louisianian area, Alabama to western Texas. 
AvanpaMa: Littoral belt, salt marshes. Baldwin County, Bon Secour. Rare. Per- 
ennial. Easily distinguished by the pale spikelets in close capitate clusters. 
Type locality: ‘Valley of the lower Rio Grande (Buckley).” 
Herb. Mohr. 
Cyperus sphacelatus Rottb. Desc. Nov. Pl. 26; Prog.21. 177 3. 
Vahl, Enum. 2:341. Griseb. Fl. Brit. W. Ind. 565. 
West INDIES, BRAZIL. 
Adventive on ballast in California. 
ALABAMA: Ballast heaps. Mobile, September, 1891. 
Type locality not ascertained; Vahl’s locality: ‘‘ Habitat in Surinamo, Cajenna, 
Puertorico; in Guinea, Thonning.” 
Herb. Geol. Surv. Herb. Mohr. 
Cyperus rotundus L. Sp. Pl.1:45. 1753. Nut Grass, 
Cyperus hydra Michx. Fl. Bor. Am. 1:27. 1803. 
Ell. Sk.1:68. Gray, Man. ed. 6, 571. Chap. F1.506. Griseb. Fl. Brit. W. Ind. 463. 
Coulter, Contr. Nat. Herb. 2 : 463. 
West INDIES TO GUIANA} ALL TROPICAL AND SUBTROPICAL COUNTRIES OF THE 
OLp WonrLp; AUSTRALIA. 
Louisianian area. From the coast of southern Virginia to Florida, west to Texas. 
ALABAMA: Central Pine belt to the Coast plain. The most abundant and perni- 
cious of weeds in the cultivated lands of the low country. Perennial. 
Type locality: ‘‘Hab. in India.” 
Herb. Geol, Surv. Herb. Mohr. 
Cyperus esculentus L. Sp. Pl. 1:45. 1753. WILD CHUFA. 
Cyperus phymatodes Muhl. Gram. 23. 1817. 
C. repens Ell. Sk. 1:69. 1817. 
Gray, Man. ed.6,571. Chap. F1.508. Coulter, Contr. Nat. Herb. 2:463. Griseb. Fl. 
Brit. W. Ind. 565. 
An almost cosmopolitan weed in temperate and warmer regions. 
Soutu Europe Tu SoutH AFRICA, AUSTRALIA, WEsT INDIES, ATLANTIC SOUTH 
AMERICA. 
Alleghenian to Louisianian area. From New Brunswick, Ontario, and New Eng- 
land, west to Nebraska, and throughont Eastern North America to Florida and the 
Gulf States; also in California. i 
ALABAMA: Over the State. In sandy soil. Most frequent from the Central Prairie 
region to the coast. A somewhat troublesome weed of easy extermination. Mont- 
gomery, Hale, Escambia, Mobile, and Baldwin counties. July, September; frequent. 
Perennial. 
Type locality: ‘Hab. Monspelii, inque Italia, Oriente.” 
Herb. Geol. Surv. Herb, Mohr. 
