SEDGES. 405 
Type locality of I. squarrosa « Torr.: “Swamps; North Carolina to Florida.” Col- 
lections are cited in North Carolina, South Carolina, Georgia, Alabama, and 
Louisiana. 
Herb. Geol. Surv. Herb. Mohr. 
Puirena squarrosa hispida (Ell.) Chap. F1.514. 1860. 
ROUGH-IIBADED FUIRENA. 
Fuirena hispida EN. Sk.1:579. 1817-21. 
Ell. Sk. 1:579. Gray, Man. ed. 6, 583. Coulter, Contr. Nat. Herb. 2: 473. 
Carolinian and Louisianian areas. New York, Kentucky, south to Florida, and 
west to eastern Texas. 
ALABAMA: Central Pine belt to the Coast plain. Grassy swamps, borders of 
brooks. Tuscaloosa, Montgomery, Mobile, and Baldwin counties. July; frequeut. 
Type locality: ‘Grows in great abundance around ponds in the middle districts 
of Georgia and Carolina, first sent to me from Milledgeville by Dr. Boykin.” 
Herb. Geol. Surv. Herb. Mohr. 
HEMICARPHA Nees & Arn. Edinb. New Ph. Journ. 17: 263. 1834. 
About 4 species, annuals; temperate and tropical zones. North America, 2. 
Hemicarpha micrantha (Vah!) Britton, Bull. Torr. Club, 15:104. 1888. 
HEMICARPILA. 
Scirpus micranthus Vahl, Enum. 2:254. 1806. 
S. subsquarrosus Muhl. Gram. 39. 1817. 
Hemicarpha subsquarrosa Nees in Mart, Fl. Bras. 2, pt.1:61. 4.4, f. 1. 1842. 
Gray, Man. ed. 6, 583. Chap. Fl. 513. Wats. Bot. Calif. 2:120. Coulter, Contr. 
Nat. Herb. 2:473. Griseb. Fl. Brit. W. Ind. 572. 
West InpIEs, MEXICO TO BRAZIL. 
Carolinian and Louisianian areas. Southern New England west to Michigan, 
Missouri, and sonthern Illinois; south to Florida, and west to Texas, New Mexico, 
Arizona, and California. 
ALABAMA: Upper division Coast Pine belt, Coast plain. Low, damp sandy ground, 
most frequent in flat open grassy pine barrens. Washington County, Yellowpine, 
Clarke County, Choctaw Corner. Mobile County. May to June; common. 
Type locality: ‘‘Hab. in America meridionali? Richard.” 
Herb. Geol. Surv. Herb. Mohr. 
LIPOCARPHA R. Br. App. Tuckey Exp. Congo, 459, 1818. 
Seven species, tropics of both hemispheres. 
Lipocarpha maculata (Michx. ) Torr. Ann. Lye. N. Y.3:288. 1836. 
AMERICAN LIPOCARPHA. 
Kyllingia maculata Michx. Fl. Bor. Am. 1:29. 1803. 
Ell. Sk.1:55. Gray, Man. ed. 6, 584. Chap. Fl. 513. 
Cua. 
Carolinian and Louisianian areas. Southern Virginia, North Carolina, Florida, 
and Alabama. 
ALABAMA: Central Prairie region. Autanga County, Prattville (/. A. Smith). 
Rare. Annual. 
Type locality: ‘‘ Hab. in Carolina.” 
Herb. Geol. Surv. Herb. Mohr. 
RYNCHOSPORA Vabl, Enuin. 2: 229. 1806. 
About 200 species, chiefly of the warmer temperate and tropical regions, mostly 
American. North America, 44. Perennials.! 
Rynchospora tracyi Britton, Trans. N.Y. Acad. 11:84. 1892, 
Tracy's Hornep Rusu. 
Ceratoschoenus capitatus Chap. F1.529. 1860. Not 2. capitata Roem. & Schult. 
Louisianian area. Florida and Alabama. 
ALABAMA: Littoral belt. Brackish swamps. Baldwin County, Josephine, 
muddy shore of Bayou La Launch. June, July; rare. uae 
Type locality: ‘‘Pine-barren ponds, middle and west Florida.” 
Herb. Geol. Surv. Herb. Mohr. 
IN. L. Britton, List of species of the genera Scirpus and Rynchospora in North 
America, Trans. N. Y. Acad. Sci., vol. 11, pp. 74 to 13. 1892, 
