STANDLEY TKEES AND SHRUBS OF MEXICO. 533 



or acuminate, glabrous, entire ; flowers in large dense terminal panicles ; fruit 

 with an odor of camphor. 



2. Zanthoxylum proceruni Donn. Smith, Bot. Gaz. 23: 4. 1897. 

 Oaxaca. Costa Rica ; type from Santa Maria de Dota. 



Nearly glabrous tree, 10 to 15 meters high, armed with spines, even on the 

 leaf rachis ; leaflets 4 to 12, oblong to elliptic, 6.5 to 17 cm. long, abruptly 

 acuminate, lustrous, nearly entire ; flowers white, in large terminal corymbs. 

 " Palo de ropa " (Oaxaca) ; " lagartillo " (Costa Rica). 



3. Zanthoxylum liebmannianum (Engl.) P. Wilson, Bull. Torrey Club 37: 



85. 1910. 

 Fagara liebmanniana Engl. Bot. Jahrb. Engler 21: Belbl. 54: 20. 1896. 

 Zanthoxylum lonfiipes Rose, Contr. U. S. Nat. Herb. 5: 163. 1899. 

 Puebla and Oaxaca ; type from San Juan del Estado, Oaxaca. 

 Shrub or small tree, 3 to 4.5 meters high, unarmed or sparsely prickly ; 

 leaflets 1 to 3 cm. long, yellowish green, crenulate ; seeds black, lustrous. 



4. Zanthoxylum elegantissimum (Engl.) P. Wilson, Bull. Torrey Club 37: 85. 



1910. 



Fagara elegantissima Engl. Bot. Jahrb. Engler 21: Beibl. 54: 25. 1896. 



Veracruz ; type from Chiconquiaco. 



Glabrate shrub with slender flexuous branches, armed with small prickles ; 

 leaflets oval-oblong, 4 to 10 mm. long, entire or nearly so ; flowers in large 

 terminal panicles. 



5. Zanthoxylum fagara (L.) Sarg. Gard. & For. 3: 186. 1890. 

 ScMnus fagara L. Sp. PI. 389. 1753. 



Fagara pterota L. Syst. Nat. ed. 10. 897. 1759. 



Fagara lentiscifolia Humb. & Bonpl. ; Willd. Enum. PI. 165. 1809. 



Zanthoxylum pterota H. B. K. Nov. Gen. & Sp. 6: 3. 1823. 



'(Zanthoxylum marginatum Sesse & Moc. Fl. Mex. ed. 2. 231. 1894. 



Baja California and Sonora to Tamaulipas, Veracruz, Yucatan, and Chiapas, 

 ii'lorida and Texas; Central America; West Indies; South America; type from 

 .Jamaica. 



Shrub or tree, sometimes 10 meters high, with a strong odor ; bark thin, 

 gray, covered with thick corky projections, the branches armed with hooked 

 prickles; leaf rachis broadly winged, the leaflets 5 to 13, 0.7 to 2.5 cm. long, 

 crenulate ; flowers yellowish green, dioecious ; wood yellow, very hard, com- 

 pact, reddish brown, the specific gravity about 0.74. " Colima " (Nuevo Le6n, 

 Tamaulipas, Chihuahua, Texas); " limoncillo " (Sinaloa, Cuba); " xic-che " 

 (Yucatan, Maya); "una de gato " (Tamaulipas, Colombia); " palo mulato " 

 (Jalisco, Ramirez); " tomeguin," " espino " (Cuba); " espino rubial " (Porto 

 Rico) ; " correosa " (Texas) ; " uiiagato " (Tamaulipas). 



Known in the Bahamas as " wild lime." The j-oung leaves are frequently 

 tinged with bronze. A decoction of the leaves is used in domestic medicine ; that 

 of the bark is said to be sudorific and to act as an arterial and nervous stimu- 

 lant. The leaves and bark have a pungent and acrid flavor, and have been used 

 as a spice. The bark is said to give a yellow dye. 



6. Zanthoxylum affine H. B. K. Nov. Gen. & Sp. 6: 3. 1823. 

 Michoacfm to Hidalgo and Puebla ; type from Lake Cuitzeo, MichoacSn. 

 Shrub or small tree, 3 to 4.5 meters high, armed with slender prickles ; leaf 



rachis winged, the leaflets 7 to 17, 0.5 to 1.5 cm. long, entire or crenulate. " Palo 

 mulato" (MichoacSn, Ramirez). 



