SIMARUBA FAMILY. 587 



West Indies, Mexico. 



Caioliuian and Louisianiau areas. Florida, Texas, Arizona, Xew Mexico, and 

 Kansas. 



Alabama : Coast j^laiii. Waste places. Adveutive from tlie southwest ou ballast. 

 Mobile. 



Type locality: "Hab. in Janiaicae aridis.'' 

 Herb. Geol. Surv. Herb. Mohr. 



RUTACEAE. Rue Family. 



ZANTHOXYLUM L. Sp. I'l. 1 : 270. 1753. 



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

 America, 4. Trees or shrubs. 



Zanthoxylum clava-hercuiis L. Sp. PI. 1:270. 1753. Southern Pkickly Ash. 



Zantlioxyluni carollnianum Lam. Encycl. 2:39. 1786. 



Z. tricatyum Michx. Fl. Bor. Am. 2 : 235. 1803. 



Ell. Sk. 2: 690, 691. Grav, Man. od. 6, 107. Chap. Fl. 66. Coulter, Coutr. Nat. 

 Herb. 2 : 54. Sargent, Silv. N. A. 1 : 07, t. 2S, 29. 



West Indies. 



Louisianiau 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. Fre(iuent. 



Most frequent in the hammock lands of the coast plains. 



Economic uses : The bark, " Southern prickly ash bark " — " Zanthoxylum," United 

 States PharmacopcBia — and the ripe seeds, '* prickly ash berries,'' are used in medicine. 



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



Herb. Geol. Surv. Herb. Mohr. 



PTELEA L. Sp. I'l. 1 : 118. 17.53. 



Six species, warmer North America. Trees or shrubs. 

 Ptelea trifoliata L. Sp. PL 1 : 118. 1753. Surubuy Trefoil. 



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

 2:54. 



Alleghenian to Louisiauian 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. Kooky banks. 

 Bibb County. Clarke County, Lisbon, blutfs 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. 



AIIiANTHUS Deaf. Mem. Acad. Paris, 1786: 265, 1. s. 1789. 



Three species. Eastern Asia. 



Ailanthus glandulosa Hesf. Mdm. 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, liorders 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. 



