4:1 



feet high; leaves broadly linear, with acuminate points, 1-2 

 feet long; spike oval or oblong, many-flowered; scale dark, 

 margin entire, brown, thick, convex and becoming more so with 

 age ; lateral sepals rather short, linear, thin, the winged keel irreg- 

 ularly incised-fimbriate throughout its length. 



Florida. — A. W. Chapman. 



Alabama. — Buckley; Gadsden, G. R. Vasey. 



South Carolina. — Santee Canal, Ravenel. 



Texas. — Houston, E. Hall, No. 674 ; mouth of Brazos River, 

 F. Lindheimer. 



II. Xyris platylepis, Chapm. 

 X. platylepis, Chapm. Fl. S U. S. 501 (i860). 



Scapes straight, twisted, two-edged above, i )^-3 feet 

 high; leaves linear, lanceolate, pointed, somewhat twisted, 9-15 

 inches long ; spikes cylindric or oval, obtuse or acute and often 

 loosely flowered in the older specimens ; scales orbicular, the 

 lateral margins curling backward with age; lateral sepals long, 

 narrow, the upper half of the narrowly winged keel serrate. 



South Carolina. — Aiken, H. W. Ravenel, No. 4 and No. 3, 

 1866; Charleston, A. H. Curtiss. 



Florida. — Jacksonville, A. H. Curtiss, No. 3011; Apalachi- 



cola, B. F. Saurman. 



12. Xyris fimbriata, Ell. 



X. fimbriata, Ell. Bot. S. Ca. and Ga. i. 51 (18 16). 



Scapes straight, twisted, two-edged above, 2-4 feet high; 

 leaves long, broadly linear, with acuminate point, 1-2 feet long ; 

 spikes cylindric or globose, many-flowered ; scales wider above 

 the middle, margin entire ; lateral sepals somewhat long, linear, 

 long-fimbriate above the middle. 



New Jersey. — Quaker Bridge, C. F, Parker, 1866; Atsion, 

 C. F. Parker; Pine barrens, J. D. Smith. 



South Carolina. — Society Hill, M. A. Curtis. 



Florida. — J. H. Simpson. 



Virginia. — Dismal Swamp, T. Morong, 



Alabama.— Mobile, C. Mohr. 



Mississippi. — Mississippi City, J. D. Smith. 



13. Xyris torta. Smith. 



X. torta, Smith, in Rees Encycl. (18 19). 

 X. conocepliala, Sauv. Fl. Cub. 159 (1868). 



