468 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



7. Brongniartia diffusa Rose, Coutr, U. S. Nat. Herb. 5: 194. 1S99. 



Known only from the type locality, between Pedro Paulo and San Blascito, 

 Tepic. 



Slender shrub, about a meter high ; leaflets 7 to 19, oval or rounded-oval, 

 bright green ; flowers purplish, 2 cm. long ; fruit glabrous. 



8. Brongniartia g-labrata Hook. & Arn. Bot. Beechey Voy. 238. 1836. 

 Brononiartia 'bracteolaia Micheli, Mem. Sue. Phys. Hist. Nat. Geneve 34: 



249. pi. 2. 1903. 



Slnaloa to Guerrero. 



Slender shrub, 2 meters high or less, with green branches; leaflets 5 to 11, 

 elliptic to suborbicular, bright green, glabrate; flowers 2.5 cm. long or larger; 

 fruit 7 to 8 cm. long, 1.5 cm. wide. " Hierba de vfbora " (Sinaloa). 



Bark and leaves used in Sinaloa as a remedy for rattlesnake bites. 



It is possible that B. hracteolata is a distinct species, but the material at 

 hand does not show any important differences. 



9. Brongniartia suberea Rose, Contr. U. S. Nat. Herb. 5: 134. pi. 13. 1897. 

 Known only from Acapulco, Guerrero, the type locality. 



Shrub, 2.5 to 3.5 meters high, the young branches often with thick corky 

 ridges ; flowers brownish or purplish. 



B. mollis H. B. K.,' the type from Quebrada de Zopilote, between Zumpango 

 and Tasco, is closely related and may be the same species. The only difference 

 is found in the larger number of leaflets (9 to 11) in the species earlier 

 described. 



10. Brongniartia trifoliata T. S. Brandeg. Zoe 5: 105. 1901. 

 Southern Baja California. 



Spreading shrub, 2 to 4 meters high ; leaflets 2.5 to 5.5 cm. long and nearly 

 as wide, pale ; fruit about 3.5 cm. long and 2 cm. wide. 



11. Brongniartia foliolosa Benth. ; Hemsl. Diag. PI. Mex. 7. 1878. 

 Hidalgo and Puebla ; type from Zimapiin, Hidalgo. 



Slender shrub, 1.5 to 2.5 meters high ; leaflets about 25. oval, 4 to 10 mm. 

 long, bright green, thick ; fruit glabrous. 



12. Brongniartia magnibracteata Schlecht. Linnaea 12: 338. 1838. 

 Veracruz and probably elsewhere ; type from San Bartolo. 



Slender shrub, 1 to 2 meters high ; leaflets about 33, oblong or oval, 1 to 2 

 cm. long, bright green ; flowers purplish, nearly 2 cm. long ; fruit glabrous, 

 4 cm. long, 1.8 cm. wide. 



Judging from the description, B. stipitiita Hemsl.* is closely related to this 

 species, if not synonymous with it. 



13. Brongniartia lasiocarpa Rose, Contr. U. S. Nat. Herb. 12: 268. 1909. 

 Puebla ; type from Tehuacan. 



Shrub, 30 to 40 cm. high or larger ; leaflets 15 to 19, broadly oval, 4 to 7 mm. 

 long, thick, bright green, pilose, reticulate-veined flowers 1.5 cm. long. 



14. Brongniartia lupinoides (H. B. K.) Standi. 



Pcraltca hiiiinoixlcs H. B. K. Nov. Gen. & Sp. 6: 471. pi. 589. 1823. 

 Pcralica oxyphylla DC. Mem. I^egum. 463. 1825. 

 Brongniartia thermoiOcs Sprong. ; Steud. Nom. Bot. 1: 230. 1840. 

 Brongniartia oxyphylla Heu'.^l. Biol. Ceiitr. Anier. Bot. 1: 254. 1880. 

 Guanajuato to Guerrero and Oaxjua ; type collected between Chilpancingo and 

 Zumpango, Guerrero. 



' Nov. Gen. & Sp. 6: 467. pi. 587. 1823. 

 *Diag. PI. Mex. 8. 1878. 



