MACKENZIE: NOTES ON CAREX 537 
May, 1911 (K. M.); South Lakewood, Mackenzie 4536, May 15, 
1910 (K. M.); Milford, Porter, May 27, 1867+1868 (Ne ¥33 
Lakewood, Torrey Club, May 28, 1898 (N. Y.); Holland Station, 
Garber, June, 1868 (C); “‘New Jersey,”’ Smith (B). 
PENNSYLVANIA: Monroe, Bucks County, Ruth, May, 1885 
(N. Y.); French Creek, Brinton, May 22, 1892 (C). 
DELAWARE: Centreville, Commons, May, 1864 (N. Y.). 
District OF CoLuMBIA: Steele, April 29, 1899 (K. M.); M. A. 
Curtis, 1845 (C). 
NortH CARrotina: M. A. Curtis (N. Y.); Chapel Hill, Ashe 3006 
(N. Y.), April, 1897 (B); Salem, Schweinitz (C) ; ‘‘ North Carolina,” 
Chapman (C); Hunter (C); Tryon, Brainerd, April 14, 1909 (B). 
SoUTH CAROLINA: Greenville, Mackenzie 2991, April 2, 1908 
(K. M.); Clemson, Oconee County, House 3150, March 20, 1907 
(Nevo: 
ALABAMA: Auburn, Earle, April 10, 1901 (N. Y.); ‘‘ Alabama,” 
Peters, 1867 (N. Y.). 
Louisiana: Leavenworth, 1845 (C). 
TENNESSEE: Broad River, Rugel (D. C.). 
ARKANSAS: Leavenworth, 1845 (C). 
Missouri: Campbell, Bush 6597, April 19, 1912 (K. M.). 
4. CAREX FLORIDANA Schwein. Ann. Lyc. N. Y. 1: 66. 1824 
Carex lucorum var. floridana Chapm. FI. S. E. U.S. 539. 1860. 
Carex nigro-marginata var. subdigyna Bockl. Linnaea 41: 220. 
1877. ; 
Carex nigro-marginata var. floridana (Schwein.) Kiikenth. in 
Engler, Pflanzenreich 4”: 444. 1909. : 
Culms very slender, or capillary, erect or spreading, from very 
short to 2 dm. high, roughened on the angles, exceeded by the 
leaves, coming up in small clumps and long-stoloniferous, slightly 
filamentose at base. Leaves largely basal, those on the culms 
abortive or very short, the basal leaves 2-3 dm. long, 1-2 mm. wide, 
flat or somewhat involute (especially near the base), more or less 
glaucous and roughened; staminate spike one, terminal (but 
exceeded by the contiguous pistillate spikes), very short and in- 
conspicuous, few-flowered, sessile, 3-5 mm. long, 0.75 mm. wide, 
the closely appressed scales lanceolate, obtuse, with green midrib 
and white hyaline margins; pistillate spikes two, sessile, very 
