SEDGES. 393 



Cyperus strigosus L. Sp. PI. 1 : 47. 1753. STRIGOSE-SPIKED CYPERUS. 



Gray, Man. ed. 6, 571. Chap. Fl. 507. Coulter, Coutr. Nat. Herb. 2 : 464. 



JAPAN. 



Alleghenian to Louisianian area. Ontario and New England, west to Nebraska. 

 South all over the Atlantic States to Florida and Texas; also in California. 



ALABAMA: Over the State. July to September; frequent. Perennial. 



Type locality: "Hab. in paludibus Jamaicae, Virginiae." 



Herb. Geol. Surv. Herb. Mohr. 



Cyperus strigosus robustior Kunth, Enum. 2 : 88. 1837. 



"Spikelets large, elongated, 20 to 30 flowered/' 



Louisianian area. Western Tennessee?, Florida, west to Louisiana and Texas. 



ALABAMA: Open swamps. Mobile County, river marshes. August, September; 

 2 to 3 feet high ; frequent. Perennial. 



Type locality: "America borealis et ? merid. (Insulae Sandwicenses, Beechey.)" 



Herb. Geol. Surv. Herb. Mohr. 



Cyperus stenolepis Torr. Ann. Lye. N. Y. 3 : 263. 1836. PALE MARSH CYPERUS. 



Chap. Fl. 507. Coulter, Contr. Nat. Herb. 2 : 404. 



Louisianian area. North Carolina to Florida and west to Texas. 



ALABAMA: Central Pine belt. Coast plain. In grassy swamps. Mobile County, 

 river marshes ; June. Lee County (Baker $ arle). Perennial. 



Type locality: " Wilmington, N. C., Mr. Curtis!" 



Herb. Geol. Surv. Herb. Mohr. 



Cyperus dissitiflonis Ann. Lye. N. Y. 3 : 266. 1836 



SPARSKLY-FLOWERED CYPERUS. 



Chap. Fl. Suppl. 659 ; ed. 3, 534. Coulter, Contr. Nat. Herb. 2 : 464. 



MEXICO, BRAZIL (fide Boeckeler). 



Louisianian area. Florida to western Texas. 



ALABAMA: Coast plain. Eich shaded woods and copses. Mobile County, Dau- 

 phin Island. Baldwin County, Blakely. August and September; infrequent. 

 Perennial. 



Type locality: "Near New Orleans, Hooker!" 



Herb. Geol. Surv. Herb. Mohr. 



Cyperus erythrorhizos Muhl. Gram. 20. 1817. RED-ROOTED CYPERUS. 



Cyperus tenuiftorus Ell. Sk. 1 : 70. 1817. Not Rottboell. 



Gray, Man. ed. 6, 571. Chap. Fl. 512. Coulter, Contr. Nat. Herb. 2 : 465. 



Ell. Sk. 1. c. 



Alleghenian to Louisianian area. Ontario and New England west to Minnesota, 

 south to the Ohio Valley, Missouri, Arkansas, Texas, and from New York to Florida. 



ALABAMA: Tennessee Valley. Central Prairie region to the Coast plain. Borders 

 of swamps. Lauderdale, Tuscaloosa, Montgomery, Mobile, and Baldwin counties. 

 Frequent. Perennial. 



Type locality : " Hab. ad rivos Pennsylvaniae, floret Aug. Sept. etiam in Carolina 

 Septen. et Georgia." 



Herb. Geol. Surv. Herb. Mohr. 



Cyperus speciosus Vahl, Enum. 2 : 364. 1806. MICHAUX'S CYPERUS. 



Cyperus michauxianus Schult. Mant. 2 : 123. 1824. 



Ell. Sk. 1:72. Gray, Man. ed. 6, 572? Chap. Fl. 507. Wats. Bot. Calif. 2 : 215. 

 Doulter, Contr. Nat. Herb. 2 : 465. 



Alleghenian to Louisianiau area. Southern New England, New Jersey west to 

 (Michigan, Minnesota, Missouri, and Tennessee, south to Florida and Texas, and 

 in California. 



ALABAMA : Central Prairie region to the Coast plain. Border of marshes, alluvial 

 ewamps. Mobile County, river swamps. Frequent. Annual. 



Type locality : " Hab. in Virginia." 



Herb. Geol. Surv. Herb. Mohr. 



Cyperus engelmanni Steud. Syn. PI. Cyp. 47. 1855. ENGELMANN'S CYPERUS. 



Gray, Man. ed. 6, 572. 



Carolinian and Louisianian areas. Massachusetts west to Wisconsin. 



ALABAMA : Banks of Mobile River. Adventive from the Northern States ; observed 

 only once. Perennial. 



Type locality : " St. Louis, Mo. ;; 



Herb. Geol. Surv. Herb. Mohr. 



