528 PLANT LIFE OF ALABAMA. 



EUROPE. 



A humble naturalized weed, frequent in Ontario and New England, thence west 

 to West Virginia and Kentucky, and south to Florida and Mississippi. 



ALABAMA: Over the State. Borders of sandy fields, waste places. Madison County, 

 Huntsville. Tuscaloosa, Montgomery, Mobile, and Baldwin counties. Flowers white. 

 March; not common. Annual. 



Type locality: "Hab. in Europae septentrionalioris sabulosis." 



Herb. Geol. Surv. Herb. Mohr. 



ARABIS L. Sp. PI. 664. 1753. 



One hundred distinct species, of temperate regions, chiefly in the Northern Hemi- 

 sphere; few in South America and Australia. North America 38. 



Arabis virginica (L.) Trelease, Branner & Coville, Rep. Geol. Surv. Ark. 1884, 

 4 : 165. 1891. SOUTHERN SAND CRESS. 



Cardamine virginica L. Sp. PI. 2 : 656. 1753. 



Arabis ludonciana C. A. Meyer, Ind. Sein. Hort. Petrop. 9:60. 1834. 



Gray, Man. ed. 6, 66. Chap. Fl. ed. 3, 27. Coulter, Contr. Nat. Herb. 2 : 19. Gray, 

 Syn. Fl. N. A. 1, pt. 1 : 161. 



Carolinian and Louisianian areas. Virginia to South Carolina, west to Texas, 

 Arkansas, Missouri, and southern California. 



ALABAMA: Central Pine belt to Coast plain. Open sandy places, borders of fields. 

 Tuscaloosa, Montgomery, and Mobile counties; frequent in the Coast plain. Flow- 

 ers white. February, March. Winter annual. 



Type locality : " Hab. in Virginia." 



Herb. Geol. Surv. Herb. Mohr. 



Arabis patens Sulliv. Am. Journ. Sci. 42 : 49. 1842. OPEN ROCK CRESS. 



Gray, Man. ed. 6, 66. Chap. Fl. 27. Gray, Syn. Fl. N. A. 1, pt. 1 : 162. 



Carolinian area. New York and West Virginia to Ohio and Missouri, south from 

 Tennessee to northwestern Georgia (Cave Springs). 



ALABAMA: Central Prairie belt. Damp shaded limestone rocks. Bibb County, 

 banks Little Cahaba River, Pratts Ferry. June; rare. Annual or biennial. 



Type locality: "Rocky banks of the Scioto River, near Columbus, Ohio." 



Herb. Mohr. 



Arabis laevigata (Muhl.) Poir. Encycl. Suppl. 1:411. 1810. 



SMOOTH ROCK CRESS. SICKLE POD. 



Turritis laevigata Muhl.; Willd. Sp. PI. 3:543. 1801. 



Gray, Man. ed. 6, 66. Chap. Fl. 28. Gray, Syn, Fl. N. A. 1, pt. 1 : 162. 



Alleghenian to Louisianian area. Quebec, Ontario; New England west to Minne- 

 sota, south to Ohio Valley and Tennessee. 



ALABAMA: Central Pine belt. Rocky banks. Tuscaloosa County (E. A. Smith}. 

 Bibb County, bank of Little Cahaba River. Flowers March, fruit June; not fre- 

 quent. Annual. 



Type locality : " Hab. in Pensylvania." 



Herb. Geol. Surv. Herb. Mohr. 



Arabis canadensis L. Sp. PI. 2 : 665. 1753. SICKLE POD. 



Ell. Sk. 2 : 148. Gray, Man. ed. 6, 66. Chap. Fl. 28. 



Alleghenian and Carolinian areas. Ontario and New England west to Minnesota, 

 south to Missouri, Georgia, Texas, and Arkansas. 



ALABAMA: Mountain region. Madison County, Huntsville (Baker <f- Earlc}. 

 Flowers June. Infrequent. Annual or biennial. 



Type locality not given. 



Herb. Geol. Surv. Herb. Mohr. 



CAPPARIDACEAE. Caper Family. 

 CLEOME L. Sp. PI. 2 : 671. 1753. 



Seven species, subtropical and tropical regions, chiefly South America. 

 Cleome spinosa L. Sp. PL ed. 2, 2 : 939. 1763. SPINY CLEOME. 



Cleome pungens Willd. Enum. 689. 1809. 

 Chap. FL 32. Gray, Syn. Fl. N. A. 1, pt. 1 : 183. 

 WEST INDIES, SOUTH AMERICA. 

 Louisiauian area. Adventive North Carolina to Louisiana and Arkansas. 



