142 HARPER 



GNAPHALIUM L., Sp. PI. 850. 1753. 



G. PURPUREUM L., Sp. PI. 854. 1753. 



A weed of fields and roadsides, noted in May, 1904, near 



Fitzgerald and Nashville. More common in other parts 



of the state. 

 Widely distributed in North America, but natural range and 



habitat unknown. 

 G. obtusifolium L., Sp. PL 851. 1753. Rabbit Tobacco. 

 Seen from train in Ashburn, Worth Co., Aug. 29, 1903. 



Very common in the northern half of the state. 

 Range similar to that of the preceding. 



PTEROCAULON Ell., Sk. 2:323. 1823. 

 Chl^enobolus Cass., Diet. Sci. Nat. 49:337. 1827. 

 Ch^enolobus Small, Fl. 1235. 1903. 

 P. undulatum (Walt.) Mohr, Contr. U. S. Nat. Herb. 6:790. 

 1901. "Black Root." 

 P. pyenosiachyum (Mx.) Ell., Sk. 2:324. 1823. 

 Chcenolobus undulatus Small, Fl. 1236. 1903. 

 Normally in intermediate pine-barrens ; nearly throughout 

 our territory and in all the pine-barrens of Georgia, espe- 

 cially coastward. Fl. May- June. 

 North Carolina to Florida and Alabama, in the pine-barrens. 



PLUCHEA Cass., Bull. Soc. Philom. 1817 : 31. 1817. 

 Leptogyne Ell., Sk. 2:322. 1823. 

 P. petiolata Cass., Diet. Sci. Nat. 42:2. 1826. 



telfair : Ocmulgee River swamp near Lumber City, Sept. 11, 



1903. More frequent farther inland. 

 Widely distributed in the Eastern United States south of 

 latitude 3 8°. 

 P. imbricata [Kearney] Nash, Bull. Torrey Club 23:108. 1896. 

 Branch- and creek-swamps and shallow ponds, tattnall, 



MONTGOMERY, APPLING, COFFEE (14JO), COLQUITT, Fl. June- 



Sept. Not observed farther inland, but grows in the flat 

 country around Okefinokee Swamp. Easily distinguished 

 from the next. 

 Otherwise known only from eastern Florida. 



