250 



Fig. 232. Triodia ambigua ( Ell.) Yasey ; Beal, Orassea N. Am., 

 2 : 4(35, sub. SienliiKjut { I'oa iimh'uiKa Ell.). — An erect perennial (i to 

 12(lni. high, with narrow, tlat leaves and open, pyr.iniidal panicles 

 10 to 20 cm. long. — Dry, open, pine harrens near the coast, South 

 Carolina to Texas. July-Oitoher. 



