1921] 
PAYSON—MONOGRAPH OF THE GENUS LESQUERELLA 185 
. not dilated at the base; fruiting inflorescence elongated, open; 
pedicels usually straight and ascending, slender, 1-2 cm. long; 
pods erect or ascending, glabrous, globose to ellipsoid, 3-4 mm. 
in diameter, borne on a slender stipe 1-2 mm. long; styles slender, 
2-3 mm. long, stigma capitate; septum nerved, areolae straight 
or slightly tortuous; ovules 8-10 in each cell, funiculi attached 
for about one-half their lengths; seeds not margined, flat. 
Distribution: from north to south across central Oklahoma 
and Texas. 
Specimens examined: 
Missouri: on the railway bank, Glen Allen, Bollinger County, 
May, 1900, Russell (Mo. Bot. Gard. Herb.). 
Oklahoma: Stillwater, April 12, 1897, Bogue (U. S. Nat. Herb.). 
Texas: Brazos Santiagos, 1889, Nealley 148 (U. S. Nat. Herb.); 
fields and waste ground, Dallas, May 19, 1903, Biltmore Herb. 
2693a (U. S. Nat. Herb.); rich prairies, Dallas, April 14, 1902, 
Reverchon 2970 (Mo. Bot. Gard. Herb.); cement works, Dallas 
County, March 25, 1902, Reverchon (Mo. Bot. Gard. Herb.); 
calcareous soil, Dallas, March 18, 1900, Reverchon (Mo. Bot. 
Gard. Herb.); creek near Dallas, May 3, 1900, Eggert (Mo. Bot. 
Gard. Herb.); light soil, Dallas, April, 1880, Reverchon 40 (U. S. 
Nat. Herb. and Mo. Bot. Gard. Herb.); Viewpoint on Ft. Worth 
& Cleburne Interurban, April 9, 1913, Ruth 39 (Mo. Bot. Gard. 
Herb.); prairie near Mustang Creek, Tarrant County, May 11, 
1900, Eggert (Mo. Bot. Gard. Herb.); Navarro County, 1880, 
Joor 93 (U. S. Nat. Herb.); Limestone County, 1878, Joor 95 
(U. S. Nat. Herb.); Waco, Pace 44 (Mo. Bot. Gard. Herb.); 
Austin, March 17, 1908, York 385 (Mo. Bot. Gard. Herb.); dry 
prairies, Austin, May 18, 1872, Hall 22 (U. S. Nat. Herb. and 
Mo. Bot. Gard. Herb.) ; common on prairie, Columbia, April 18, 
1899, Bush 186 (U. S. Nat. Herb. and Mo. Bot. Gard. Herb.); 
New Braunfels, April, 1850, Lindheimer 668 (U. S. Nat. Herb. 
and Mo. Bot. Gard. Herb.); Muskit Flats, New Braunfels, 
March, 1846, Lindheimer 331 (U. S. Nat. Herb. and Mo. Bot. 
Gard. Herb.); Muskit Flats, New Braunfels, May, 1845, Lind- 
heimer 299 (Mo. Bot. Gard. Herb.); Robstown, Nueces County, 
April 11, 1905, Lewton 118 (U. S. Nat. Herb.); Corpus Christi, 
