ALTAMAHA GRIT REGION OF GEORGIA 293 



branch-swamps, moist and intermediate pine-barrens. 



TATTNALL, MONTGOMERY, APPLING, COFFEE, BERRIEN, COL- 

 QUITT. Fl. September. More abundant in Sumter and 

 Mitchell Counties, in the Lower Oligocene region. 



Known otherwise only from northern Florida. 



For some notes on this species see Bull. Torrey Club 28 : 464— 

 465. 1901. 



S. teretifolius Harper, Bull. Torrey Club 33 : 229-231. f. 1. 1906. 



Moist pine-barrens; not rare, dodge, coffee {6yy), irwin, 



berrien, dooly, colquitt {164.2 type). Fl. July-Sept. 

 Not known elsewhere. 



S. Curtissii [Vasey] Small; Scribn., Bull. Div. Agrost. U. S. Dept. 

 Agr. 7: 142. /. 124. 1897. (The name was used by Kearney in 

 Bull. Div. Agrost. 1 : 24. 1895, but in such a way as would 

 hardly constitute publication.) 

 Intermediate pine-barrens and corresponding places in sand- 

 hills; rare. Montgomery, appling. Fl. Aug.-Sept. Also 

 m the flat country, and in adjacent parts of Florida. 



S. gracilis (Trin.) Merrill, Rhodora 4: 48. 1902. 



S. junceus (Mx.) Kunth, Rev. Gram. 1:68. 1835. 

 5. ejunicdus Nash; Britton, Manual, 106. 1901. 



Dry pine-barrens and sand-hills; not abundant. Montgomery, 

 coffee, berrien, colquitt. Fl. July-Sept. Also in vari- 

 ous other parts of South Georgia. 



Has a wide and rather anomalous distribution in the Eastern 

 United States. 



MUHLENBERGIA Schreb. 

 M. expansa (Poir.) Trin., Unifl. 193. 1824. (fide Merrill, Rhodora 

 4:143. 1902. 



M. trichopodes (Ell.) Chapm., Fl. 553. i860. 



Two forms of this occur in our territory, but the differences 

 between them are not easily described. One I have seen 

 in dry or intermediate pine-barrens in appling, coffee, 

 colquitt (1641) and Sumter Counties, and the other in 

 moist pine-barrens in dodge, berrien, colquitt (1667) 

 and Mcintosh Counties. The moist pine-barren form is 



