174 HARPER 



Lower Oligocene region, where it flowers from May to August. 

 Seen once on the St. Mary's River near Traders Hill. 



South Carolina to Florida, Mississippi, Indiana, Arkansas, and 

 Texas, mostly in the coastal plain. 

 A. lanceolata Walt., Fl. Car. 107. 1788. 



Edges of branch- and creek-swamps, telfair, coffee, irwin, 

 dooly. June-Aug. Pretty widely distributed through the 

 pine-barrens of Georgia, but nowhere abundant. 



New Jersey to central Florida and Texas, in the pine-barrens. 

 A. variegata L., Sp. PI. 215. 1753. 



Wilcox : Upper Seven Bluffs on the Ocmulgee River, May 17, 

 1904. Hardly belongs to our flora. More common in the 

 upper third of the coastal plain, and in Middle Georgia, 

 where it flowers in May and June. Also reported from 

 Thomas County, just south of our territory (Mrs. Taylor). 



Widely distributed in the Eastern United States south of lat. 41 ° 

 (Plate 19, Fig. i). 

 A. humistrata Walt., Fl. Car. 105. 1788. 



A. amplexicaulis Mx. , Fl. 1 :ii5- 1803. (Not of J. E. Smith.) 



Sand-hills and very dry pine-barrens ; not abundant, bulloch 



(8j3), TATTNALL, MONTGOMERY, WILCOX, IRWIN, BERRIEN. 



Fl. April-June. Pretty well distributed over South Georgia, 



but scattered, and probably not always indigenous. (For 



morphological notes see Bull. Torrey Club 30 : 339. 1903.) 

 North Carolina to central Florida and Mississippi, in the 



coastal plain. 

 A. tuberosa L., Sp. PI. 217. 1753. 



Dry pine-barrens and sand-hills; not common, bulloch, 



Montgomery, coffee. Fl. May-Sept. More common in 



Middle and Southwest Georgia. 

 Widely distributed east of the Rocky Mountains, but often 



only a weed. 



PODOSTIGMA Ell., Sk. 1 : 326. 181 7. 

 Stylandra Nutt., Gen. 1 : 170. 1818. 

 P. pedicellata (Walt.) Vail; Small, Fl. 939. 1903. 

 P. pubescens Ell., 1. c. 



