STANDLEY TREES AND SHRUBS OF MEXICO. 745 



12. Triumfetta dehiscens Rose, Contr, U. S. Nat. Herb. 12: 185. 1909. 

 Sonora and Sinaloa ; type from Colomas, Sinaloa. 



Shrub ; leaves broadly ovate, acuminate, duplicate-serrate, gray-tomentose 

 beneath, with glands at base of blade ; flowers not known ; fruit glabrate, 1 

 cm. in diameter, 5-celled, covered with very slender spines. 



13. Triumfetta falcifera Rose, Contr. U. S. Nat. Herb. 12: 285. 1909. 

 Michoac^n and Guerrero ; type from Acapulco, Guerrero. 



Shrub, 2 meters high ; leaves long-petiolate, lance-ovate to rhombic-ovate, 

 cuspidate-acuminate, rounded or subcordate at base, serrate ; sepals 7 to 8 mm. 

 long, hirsute, the appendages entire or lobate ; petals much shorter than the 

 sepals, yellow ; fruit about 1 cm. in diameter, covered with stout spines. 



14. Triumfetta mexicana Turcz. Bull. Soc. Nat. Moscou 31': 230. 1858. 

 Adenodiscus mexicanus Turcz. Bull. Soc. Nat. Moscou 19": 504. 1846. 

 Veracruz and Oaxaca ; type from mountains of Oaxaca. 



Slender shrub; leaves slender-petiolate, broadly ovate, acuminate, serrate, 

 7-nerved at the rounded or subcordate base ; sepals puberulent, 3 to 4 mm. long. 



15. Triumfetta grandiflora Vahl, Eclog. Amer. 2: 39. 1798. 

 Triumfetta longicuspis Turcz. Bull. Soc. Nat. INIoscou 31 ': 229. 1858. 

 Oaxaca. Guatemala and West Indies. 



Leaves long-petiolate, broadly ovate, cuspidate-acuminate, rounded or sub- 

 cordate at base, glandular-serrate, in age glabrate ; sepals glabrate, 15 to 18 mm. 

 long; petals linear-oblanceolate, nearly as long as the sepals; fruit 1.5 cm. in 

 diameter, glabrous, covered with very numerous slender spines. 



16. Triumfetta goldmanii Rose, Contr. U. S. Nat. Herb. 12: 285. 1909. 

 Sinaloa ; type from Sierra de Choix. 



Slender shrub, 1.5 meters high; leaves slender-petiolate, long-acuminate, 

 sometimes shallowly trilobate, rounded at base, serrate; calyx 1.5 cm. long, 

 sparsely and very minutely stellate-pubescent; petals linear, about as long as 

 the sepals ; fruit 5 to 6 mm. in diameter, the spines 1 to 2 mm. long. " Cadillo." 



17. Triumfetta palmeri S. Wats. Proc. Amer. Acad. 22: 400. 1887. 

 Durango and Jalisco ; type from Rio Blanco, Jalisco. 



Shrub; leaves oblong, lance-oblong, or rhombic-lanceolate, acute, obtuse or 

 rounded at base, serrate, coarsely stellate-pilose; sepals 12 mm. long, densely 

 stellate-tomentose, with very short appendages ; petals linear, shorter than the 

 sepals ; fruit 8 mm. in diameter, puberulent, covered with short stout spines. 



18. Triumfetta brevipes S. Wats. Proc. Amer. Acad. 22: 400. 1887. 

 Jalisco and MichocSn ; type from Rio Blanco, Jalisco. 



Shrub; leaves lance-oblong, acuminate, rounded at base, 5-nerved, coarsely 

 serrate, tomentose beneath; sepals about 13 mm. long, stellate-tomentose; 

 petals oblanceolate, obtuse, shorter than the sepals; fruit 8 to 10 mm. in 

 diameter, glabrate in age, covered with short stout spines. 



Doubtfully distince from T. palmeri. 



19. Triumfetta acracantha Hochr. Ann. Cons. Jard. Geneve 18-19:111. 1914. 

 Sinaloa to Guerrero ; type from Baqueta. 



Shrub, 1.5 meters high; leaves ovate or ovate-rhombic, long-acuminate, 

 rounded or subcordate at base, duplicate-serrate, green and thinly stellate- 

 pubescent beneath ; sepals about 6 mm. long ; petals 2.5 mm. long. 



20. Triumfetta socorrensis T. S. Brandeg. Erythea 7 : 1. 1899. 

 Known only from Socorro Island, Baja California. 



Shrub ; leaves rounded-ovate, obtuse or acutish, subcordate at base, serrate, 

 very densely tomentose ; fruit 1.5 to 2 cm. in diameter, densely pilose. 



