MUSTARD FAMILY. 527 



ALABAMA: With the above, apparently more rare. Annual. 



Type locality: "Barrens of Kentucky, Short. Very abundant near Nashville, 

 Tennessee, Dr. Gattinyer." 

 Herb. Geol. Surv. Herb. Mohr. 



BURS A Weber in Wigg. Prini. Fl. Hols. 47. 1780. 

 (CAPSELLA Medic. Pfl. Gatt. 1 : 85. 1792.) 



Four species, north temperate zone. 



Bursa bursa-pastoris (L.) Britton, Mem. Torr. Club, 5 : 172. 1894. 



SHEPHERD'S PURSE. 



Thlaspi bursa-pastoris L. Sp. PI. 2 : 647. 1753. 

 Capsella bursa-pastoris Medic. Pfl. Gatt. 1 : 85. 1792. 

 Ell. Sk. 2: 141. Gray, Man. ed. 6, 73. Chap. Fl. 30. 

 An almost cosmopolitan weed, of northern temperate regions. 



EUROPE. 



Naturalized in America, spread almost over the continent. 



ALABAMA: Over the State. Waste places, sandy fields, common everywhere. 

 Flowers white, March to May. Annual. 



Type locality : " Hab. in Europae cultis rudoratis." 

 Herb. Geol. Surv. Herb. Mohr. 



DRABA L. Sp. PI. 2 : 642. 1753. WHITLOW GRASS. 



One hundred and fifty species, temperate zone. Arctic and Alpine regions Northern 

 Hemisphere. North America, 34 species. Low perennials or annuals. 



Draba caroliniana Walt. Fl. Car. 174. 1788. CAROLINA WHITLOW GRASS. 



Ell. Sk. 2 : 138. Gray, Man. ed. 6, 68. Chap. Fl. 29. Gray, Syn. Fl. N. A. 1, pt. 1 : 106. 



Alleghenian to Louisianian area. Southern Ontario ; eastern Massachusetts, west 

 to Nebraska, south to the Ohio Valley, Tennessee, Missouri, and Arkansas, and from 

 New York to Georgia. 



ALABAMA: Mountain and Central Prairie regions. Sandy fields, grassy hillsides. 

 Lee County, Auburn ( Underwood $ Earle). Montgomery County. Flowers white; 

 March. Not frequent. Winter annual. 



Type locality : South Carolina. 



Herb. Geol. Surv. Herb. Mohr. 



Draba cuneifolia Nutt. ; Torr. & Gray, Fl. N. A. 1 : 108. 1838. 



WEDGE-LEAF WHITLOW GRASS. 



Gray, Man. ed. 6, 68. Chap. Fl. 29. Gray, Syn. Fl. N. A. 1, pt. 1 : 107. 



Carolinian and Louisianian areas. Southwestern Kentucky, southern Illinois, Mis- 

 souri, south to Tennessee, Georgia, western Florida, west to Arkansas, southwestern 

 Texas, southern Utah, California. 



ALABAMA: Central Prairie region. Sandy fields. Sutnter County, Epes Store 

 (E. A. Smith), March 25. Annual. 



Type locality : " Grassy places around St. Louis, Mo. Also in Arkansas and west 

 Florida, Nuttall! Kentucky, Short!" 



Herb. Geol. Surv. Herb. Mohr. 



Draba brachycarpa Nutt. ; Torr. &, Gray, Fl. N. A 1 : 108. 1838. 



SMALL-FRUITED WHITLOW GRASS. 



Gray, Man. ed. 6, 68. Chap. Fl. 29. Gray, Syn. Fl. N. A. 1, pt. 1: 107. 



Carolinian and Lonisianian areas. Virginia, Kentucky, southern Illinois, and 

 Missouri; south from Tennessee to central Georgia and western Florida; Oregon. 



ALABAMA: Tennessee Valley to Coast plain. Open grassy places, low hills. 

 Madison County, Huntsville. Montgomery County, similar situations. Baldwin 

 and Mobile counties, sandy shores of Mobile Bay. Flowers white ; May. Annual. 



Type locality : " Near St. Louis, Mo. ; and in Arkansas, Nuttall! Milledgeville, Ga , 

 Dr. BoyUn! Macon, Ga., Mr. Loomis!" 



Herb. Geol. Surv. Herb Mohr. 



STENOPHRAGMA Celak. Oester. Bot. Zeitsch. 27:177. 1877. 



Stenophragma thaliana (L.) Celak. Oester. Bot. Zeitsch. 27: 177. 1877. 



MOUSE- EAR CRESS. 



Arabis thaliana L. Sp. PI. 2 : 665. 1753. 

 Sisymbrium thalianum Gay, Ann. Sci. Nat. 7:399. 1826. 

 Gray, Man. ed. 6, 72. Chap. Fl. 26. Gray, Syu. Fl. N. A. 1, pt, 1 : 140. 



