1300 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



Plants suffrutescent, often procumbent, the branches densely covered with 

 long prickles ; leaves broadly ovate, 15 cm. long or less, acute, usually subcor- 

 date at base, lobate, the lobes acute or obtuse; inflorescences umbelliform, 2 

 to 5-flowered ; corolla white, 1 to 1.5 cm. long ; fruit orange, 2 to 3 cm. in diam- 

 eter. " Berenjena " (Costa Rica). 



45. Solanum chloropetalum Schlecht. Linnaea 19: 291. 1847. 

 ISolanum porphyranthum Dunal in DC. Prodr. 13^: 244. 1S52. 

 Hidalgo and Veracruz ; type from Jalapa, Veracruz. Guatemala. 



Plants f.uffrutescent, the branches armed with long, straight or sometimes 

 curved prickles; leaves rounded-ovate, long-petiolate, 16 cm. long or less, acute 

 or obtuse, cordate at base, shallowly sinuate-lobate, armed with stout prickles 

 on both surfaces; inflorescences few-flowered; corolla greenish white, 1 to 1.5 

 cm. long ; fruit yellow. 



Solanum globiferum Dunal, a West Indian plant, reported from Mexico by 

 Schulz, is probaby not distinct. 



46. Solanum hindsianum Benth. Bot. Voy. Sulph. 39. 1844. 



Baja California and Sonora ; type from Magdalena Bay, Baja California. 



Shrub, 1 to 3 meters high, the branches finely stellate-tomentose. usually armed 

 with long prickles ; leaves petiolate, ovate to oblong, 4.5 cm. long or less, obtuse, 

 rounded or subcordate at base, sometimes prickly beneath, covered with a dense 

 close tomentum ; inflorescence umbelliform, few-flowered ; corolla light or dark 

 violet, about 4 cm. broad; fruit about 1 cm. in diameter, " Mariola " (Baja 

 California). 



The plant is said to be employed in Baja California as an emmenagogue, 



47. Solanum azureum Fernald, Proc. Amer. Acad. 35: 570. 1900. 

 Sinaloa ; type from Topolobampo. 



Shrub, the branches finely stellate-pubescent, armed with few slender 

 prickles ; leaves with numerous obtuse lobes, often prickly beneath, finely stel- 

 late-pubescent ; peduncles with 10 or fewer flowers ; corolla 4 to 5 cm. broad, 

 violet; fruit 12 mm. in diameter. 



48. Solanum amazonium Ker in Edwards, Bot. Reg. pi. 71. 1815. 



Solanum obtusifolium Schlecht. Linnaea 5: 113. 1830. Not S. obtu,si folium 

 Dunal, 1813. 



Solanum verae-crucis Steud. Nom. Bot. ed. 2. 2: 607. 1841. 



Sonora and Chihuahua to Zacatecas, Oasaca, Campeche, and Yucatan. 



Shrub, the branches closely stellate-pubescent, usually armed with slender 

 prickles ; leaves ovate to oblong, 14 cm. long or less, obtuse or acute, obtuse 

 to subcordate at base, sinuate or sinuate-lobate, sometimes entire, densely 

 stellate-tomentose beneath and often prickly ; inflorescences few-flowered ; cor- 

 olla blue or violet, commonly 4 to 5 cm. broad ; fruit about 1.5 cm. in diameter. 

 "Berenjena silvestre," " saca-manteca " (Sinaloa); " xkon-yakik " (Yucatan,. 

 Maya). 



49. Solanum marginatum L. f. Suppl. PI. 147. 1781. 



Naturalized in the Valley of Mexico. Native of northeastern Africa. 



Plants suffrutescent, 1 to 1.5 meters high, the branches white-tomentose, 

 prickly; leaves oval or broadly ovate, 25 cm. long or less, obtuse, shallowly 

 sinuate-lobate, armed with prickles, green and glabrate above, white-tomentose 

 beneath; calyx prickly; corolla white, 2.5 cm. broad; fruit yellow, glabrous. 



50. Solanum hispidum Pers. Syn. Pl.l: 228. 1805. 

 Solanum cJirysotrichum Schlecht. Linnaea 19: 304. 1847. 

 MichoacSn to Veracruz and Chiapas. Guatemala; Peru (?). 



