BUCKTHORN FAMILY. 609 



Carolinian and Louisianian areas. Virginia, Kentucky, and Missouri, south to 

 Tennessee and Florida, west to eastern Texas and Arkansas. 



ALABAMA: Central Pine belt to Coast plain. Low thickets. Flowers greenish 

 yellow, June; fruit ripe in October, plum-purple. A vigorous climbing shrub with 

 slender stem and supple branches, ascending high trees ; frequent. Of most vigorous 

 growth and greatest frequence in the Central Prairie region and on rich banks of 

 water courses. 



Type locality (Hill, Veg. Syst.) : " Native of Carolina." 



Herb. Geol. Surv. Herb. Mohr. 



RHAMNUS L. Sp. PI. 193. 1753. 



About 75 species, of temperate regions North Hemisphere, Asia. North America, 8. 

 Shrubs or trees. 



Rhamnus lanceolata Pursh, Fl. Am. Sept. 1 : 166. 1814. BUCKTHORN. 



Gray, Man. ed. 6, 112. Chap. Fl. 73. 



Carolinian and Louisianian areas. Kentucky, Virginia, and Tennessee. 



ALABAMA: Central Prairie region. Shady banks. Sumter County, Epes Station 

 (E. A. Smith). Wilcox County (Buckley). Butler County. Rare. 



Type locality : " On the side of hills : Tennassee. Lyon." 



Herb. Geol. Surv. 



Rhamnus caroliniana Walt. Fl. Car. 101. 1788. INDIAN CHERRY. YELLOW WOOD. 



Frangula caroliniana Gray, Man. ed. 5, 115. 1867. 



Ell. Sk. 1 : 289. Gray, Man. ed. 6, 112. Chap. Fl. 73. Sargent, Silv. N. A. 2 : 31, 

 t.61. 



Carolinian and Louisianian areas. New Jersey, Missouri, and Arkansas, south to 

 Florida and Louisiana. 



ALABAMA : Mountain region to the coast. Shaded banks and rich hillsides, pre- 

 ferring calcareous soils. Clay County, Shinbone Valley, 1,000 feet. Madison County, 

 New Market, 650 feet ; Huntsville. Jackson County. Franklin County, Russellville. 

 Baldwin County, shell banks. Flowers greenish, May; drupes black. Tree 18 to 

 25 feet high ; 6 to 8 inches diameter. Most frequent on the calcareous hills of the 

 Tennessee Valley ; not rare. 



Type locality : South Carolina. 



Herb. Geol. Surv. Herb. Mohr. 



SAGERETIA Brongn. Ann. Sci. Nat. 10:359. 1827. 

 Ten species, warmer regions of Asia. South and North America, 2. 



Sageretia minutiflora (Michx.). MICHAUX'S SAGERETIA. 



Rhamnus minutiflorus Michx. Fl. Bor. Am. 1 : 154. 1803. 



Sageretia michauxii Brongn. Ann. Sci. Nat. 10 : 360, 1. 13, f. 2. 1827. 



Ell. Sk. 1 : 289. Chap. Fl. 73. 



Louisianian area. Coast of Carolina to Florida, west to Mississippi. 



ALABAMA: Coast plain. Gravelly, sandy exposed or wooded banks. Mobile. 

 Flowers white, October; fruit ripe the following summer, dark red. In exposed dry 

 situations on the shores of Mobile Bay. A straggling shrub 6 to 10 feet high. On 

 the borders of low rich woods a vigorous climber, ascending high trees. 



Type locality : " Hab. in maritimis, a Carolina septentrionali ad Floridain." 



Herb. Geol. Surv. Herb. Mohr. 



ZIZYPHUS Gaert. Fruet. 1:43. 1788. 



Zizyphus zizyphus (L.) Karst. Deutsche Fl. 870. 1880-1883. 



COMMON JUJUBE TREE. 

 Ehamnus zizyphus L. Sp. PI. 1 : 194. 1753. 

 Zizyphus vulgaris Lam. Encycl. 1 : 185. 1791. 

 Mediterranean Europe. 



ALABAMA: Mobile County. Escaped from cultivation. Flowers April, May ; fruit 

 mature July. Medium-sized tree. 



Economic uses : The fruit, under the name of "jujube berries," "Baccae jujubebae," 

 is used medicinally. 



Type locality : " Hab. in Europa australi," 



Herb. Geol. Surv. Herb. Mohr. 



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