108 Pennell: Plants of the southern United States 



Illinois. Henderson: sandy barrens near Oquawka, H. N. 

 Patterson (Y.). 



Nebraska. Cherry: Niobrara Reserve, < July, 1903, L. 

 Krautter (P.). Knox: Soldier Creek, > July 18, 1893, P- ^• 

 Clements (Y.). Lincoln: dry sandhills north of North Platte, 



> August 18, 1915, F. W. Pennell 640Q (Y.). Thomas: on Dismal 

 River south of Thedford, > June 17, i8g^, P . A . Rydberg 134$ (Y.). 



Missouri. Jasper: dry soil, Prosperity, > June 17, 1909, 

 E. J. Palmer 2242 (Y.). 



Kansas. Geary: Fort Riley, > September, 1892, E. E. 

 Gayle 565 (Y.). Hamilton: Syracuse, > July 11, 1893, C. H. 

 Thompson gi (Y.). Kiowa: near Belvidere, < September 14, 

 1897, L. F. Ward (Y.). 



Oklahoma. Payne: sandy woods, etc., very abundant, 



> July, 1893, E. W. Olive 122 (Y.). "Arkansas," T. Nuttall (A.). 

 Texas. Coke: Fort Chadbourne, > May 16, 1858, S. Hayes 



(Y.). Concho: Paint Rock, > July 13, , /. M. Bigelow (Y.). 



Culberson: dry, rocky ravine. Van Horn's Well, /. M. Bigelow (Y.). 

 Duval: San Diego, 1884, M. B. Croft (Y.). McLennan: Waco, 

 1869, Griffith (Y.). Mitchell: G. W. Holstein (A.). 



Colorado. Fremont: Canon City, > August 8, 1896, C. L. 

 Shear J y 80 (Y.). Yuma: Wray, > July 15, 1909, G. E. Osterhout 

 4030 (Y.). 



New Mexico. Chaves: sandy plain, twenty miles south of 

 Roswell, < August, 1900, F. S. & E. S. Earle (Y.). Dona Ana: 

 Organ Mountains, < September i, 1897, E. 0. Wooton 545 (Y.). 

 Eddy: junction of Delaware Creek and the Pecos, 1856, Pope (Y.). 

 Grant: Dog Springs, < September 16, 1893, E. A. Mearns 2J4Q 

 (Y.). Otero: Jarilla Junction, > September 4, 1900, F. S. &" 

 E. S. Earle 523 (Y.). 



Arizona. Cochise: Cochise, < October 12, 1900, D. Griffiths 



I go 2 (Y.). 



8. Commelina angustifolia Michx. 



Commelina angustifolia Michx. Fl. Bor. Am. i: 24. 1803. 

 "Hab. in campestribus Carolinae." Type not seen nor ver- 

 ified, but description evidently of species here considered. 



Commelina Swingleana Nash, Bull. Torrey Club 22: 160. 18 Ap 

 1895. "Collected in the high pine-land, region at Umatilla 



