SIMARUBA FAMILY. 587 



WEST INDIES, MEXICO. 



Carolinian and Lonisianian areas. Florida, Texas, Arixona, New Mexico, and 

 Kansas. 



ALABAMA : Coast plain. Waste places. Adventive from the southwest on ballast. 

 Mobile. 



Type locality: "Hab. in Jamaicae aridis." 



Herb. Geol. Surv. Herb. Mohr. 



RUTACEAE. Rue Family. 



ZANTHOXYLTJM L. Sp. PI. 1 : 270. 1753. 



About 80 valid species, mostly of the tropical and warmer regions of Asia. North 

 America, 4. Trees or shrubs. 



Zaiithoxylum clava-herculis L. Sp. PI. 1 : 270. 1753. SOUTHERN PRICKLY ASH. 



Zanthoxylum carolinianum Lam. Encycl. 2 :39. 1786. 

 ' Z. tricarpum Michx. Fl. Bor. Am. 2 : 235. 1803. 



Ell. Sk. 2 : 690, 691. Gray, Man. ed. 6, 107. Chap. Fl. 66. Coulter, Contr. Nat. 

 Herb. 2 : 54. Sargent, Silv. N. A. 1 : 67, L 28, 29. 



WEST INDIES. 



Louisianian area. North Carolina along the coast to Florida and west to Texas. 



ALABAMA : Central Pine belt to Coast plain . In light soil, border of woods. Tus- 

 caloosa, Hale, Marengo, Dallas, Montgomery, Clarke, Mobile, and Baldwin counties. 

 Flowers greenish white, middle of April; fruit ripe August. Small tree, 20 to 25 

 feet high; diameter 6 to 8 inches. Frequent. 



Most frequent in the hammock lands of the coast plains. 



Economic uses : The bark, lt Southern prickly ash bark " " Zanthoxylum/' United 

 States Pharmacopoeia and the ripe seeds, ''prickly ash berries/' are used in medicine. 



Type locality: " Hab. in Jamaica, Carolina, Virginia." 



Herb. Geol. Surv. Herb. Mohr. 



PTELE A L. Sp. PL 1 : 118. 1753. 



Six species, warmer North America. Trees or shrubs. 

 Ptelea trifoliata L. Sp. PI. 1 : 118. 1753. SHRUBBY TREFOIL. 



Ell. Sk. 1 : 210. Gray, Man. ed. 6, 107. Chap. Fl. 66. Coulter, Contr. Nat. Herb. 

 2:54. 



Alleghenian to Louisianian area. Southern Ontario ; Long Island, New York, to 

 Michigan, south to West Virginia, through the Ohio Valley to Missouri, and Arkan- 

 sas; from New Jersey south to Middle Florida, west through the middle districts of 

 the Gulf States to central Texas. 



ALABAMA: Central Pine belt to Upper division Coast Pine belt. Rocky banks. 

 Bibb County. Clarke County, Lisbon, bluffs on Alabama River; May. Collected 

 in fruit July 23. Shrub 3 to 4 feet high. Not frequent. 



Type locality: "Hab. in Virginia." 



Herb. Geol. Surv. Herb. Mohr. 



SIMARUBACEAE. Simaruba Family. 



AIL ANTHUS Desf. M6m. Acad. Paris, 1786 : 265, t. 8. 1789. 



Three species, Eastern Asia. 



Ailanthus glandulosa Desf. M6rn. Acad. Paris, 1786 : 265, t. S. 1789. 



TREE OF HEAVEN. 



CHINA. 



Introduced and escaped from cultivation; perfectly naturalized throughout the 

 Carolinian and Louisianian areas. Spreading in waste places, borders of woods 

 and copses. 



ALABAMA: Throughout the State. In numerous localities often forming dense 

 thickets; objectionable on account of its spreading habit, and the disagreeable odor 

 of the male flowers. Tennessee Valley. Montgomery. Mobile. Flowers in June. 



Type locality not ascertained. 



Herb. Geol. Surv. Herb. Mohr. 



