VETCH FAMILY. 555 



CERCIS L. Sp. PI. 1:374. 1753. 



Four species, temperate Europe, eastern Asia. North America, 3. Small trees. 

 Cercis canadensis L. Sp. PI. 1 : 376. 1753. Red Bud. 



Ell. Sk. 1 : 470. Gray, Man. ed. 6, 147. Chap. Fl. 114. Sargent, Silv. N. A. 3 : 93, 

 t. 133. 



Alleyhenian to Louisianian area. Western Pennsylvania, west to southern Michi- 

 <jan, Missouri, Nebraska, and Kansas, south to western Florida, Mississippi, Louisi- 

 ana, and Arkansas. 



Alabama: From the Tennessee Valley to Central Pine belt. Rich woods. Madi- 

 son County, Montesano. Cullman County. Tuscaloosa County {E. A. Smith). 

 Mobile County; hardly of spontaneous growth. Flowers rose pink, February 25; 

 fruit ripe in August. Small tree, most frequent in the mountains. 



Economic uses: The wood is useful. 



Type locality : "Hab. in Virginia." 



Herb. Geol. Surv. Herb. Mohr. 



CASSIA L. Sp. PL 1:37G. 1753. 



Three hundred and tifty or more species, herbs or slirnbs, in warmer, mostly trop- 

 ical, regions Northern and Southern Hemispheres. North America, 27. 



Cassia occideiitalis L. Sp. PI. 1:377. 1753. 



Ell. Sk. 1:471. Gray, Man. ed. 6, 148. Chap. Fl. 114. Coulter, Contr. Nat. Herb. 

 2 : 92. Griseb. Fl. Brit. W. Ind. 209. 



West Indies, Mexico to Brazil. Widely spread over all tropical countries. 



Carolinian and Louisianian areas. Southern Virginia, southern Indiana, and 

 Tennessee to Florida, west to Arkansas. 



Alabama: Tennessee Valley to Coast plain. Naturalized, cultivated and waste 

 places near dwellings. Franklin County, Russellville. Autauga County, Pratt- 

 ville. Clay County, Talladega Creek. Mobile County. Flowers -July; fruit ripe 

 August to September; common weed of gardens and roadsides. 



Type locality : "Hab. in Jamaica."' 



Herb. Geol. Surv. Herb. Mohr. 



Cassia tora L. Sp. PL 1:376. 17.53. 



Cassia ohtusifolia L. Sp. PI. 1:377. 1753. 



Ell. Sk. 1:471. Grav, Man. ed. 6,14^7. Chap. FL 114. Griseb. FL Brit. W. Ind. 

 209. 



West Indijcs, Mexico to Argentina, Tropical Africa, Asia. 



Carolinian and Louisianian areas. Missouri, southern Illinois, and Virginia, south 

 to Florida and Arkansas. 



Alabama: Over the State. Cultivated and waste places. Jackson, Marshall, 

 Montgomery, and Mobile counties. Flowers yellow, June to August; fruit ripe 

 September, October. Common weed. Annual. 



Type locality : "Hab. in India.' 



Herb. Geol. Surv. Herb. Mohr. 



Cassia marilandica L. Sp. PI. 1 : 378. 1753. Wild Senna. 



Ell. Sk. 1:473. Gray, Man ed. 6, 147. Chap. Fl. 114. 



Carolinian and Louisianian areas. New England Avest to Michigan, Mi.ssouri, and 

 Arkansa.s, south to Florida and Louisiana. 



Alabama: Scattered throughout the State. Gravelly banks and bottoms. Clay 

 County, Delta. Tallapoosa and Autauga counties. Clarke County (Dr. Deuntj). Mo- 

 bile County, Whistler. Flowers yellow, J uly to August; fruit rij)e September, Octo- 

 ber. Not common. Perennial. 



Economic uses: The leaves, "American senna," are used medicinally. 



Ty))o locality: "Hab. in ^'irginia, Marilandia." 



Herb. Mohr. 



CHAMAECRISTA Greene, Pittonia, 3 : 238. 1897.' 



Forty or more species, herbaceous annuals and sutfrutesceut perennials. Mostly of 

 the West Indies, northern Mexico, South an<l North America, a few in Eastern Asia 

 and in Africa. Eastern North America (U. S. ), 7. 



' E. L. Greene, Pittonia, vol. 3, pp. 238 to 243. 1897. Same author, op. cit., vol. 4, pp. 

 25 to 32. 1899. C. L. Pollard, Bull. Torr. Club, vol. 21, pp. 208 to 222. 1894. Vol.22, 

 pp. 513 to 516. 1895. 



