340 



SOLANACEAE. 



irregularly. [The Hindoo name, dhatura.] About 12 species, of wide dis- 

 tribution. Type species: Datura Stramonium L. 



1. Datura Stramonium L. 



Stramonium. Jamestown or 

 JiMsoN "Weed. Thorn-apple. 

 Purple Stramonium. Stink- 

 ing-weed. (Fig. 368.) An- 

 nual, glabrous or tlie young 

 parts sparingly pubescent ; 

 stem stout l°-5° high. Leaves 

 thin, ovate, acute or acuminate, 

 mostly narrowed at the base, 

 3'-8' long, irregularly sinuate- 

 lobed, the lobes acute; flowers 

 white or purple, about 4' high; 

 calyx prismatic, less than one- 

 half the length of the corolla; 

 capsule ovoid, densely prickly, 

 erect, about 2' high. [D. Ta- 

 tula L.] 



Common in waste places and 

 cultivated ground. Native. West 

 Indies and continental tropical 

 America. Widely naturalized in 

 temperate and tropical regions. 

 Flowers in summer and autumn. 



2. Datura Metel L. 



Prickly-bur. (Fig. 369.) An- 

 nual, finely glandular-pubes- 

 cent, 3°-9° high. Leaves 

 broadly ovate, acute, inequi- 

 lateral, obtuse or subcordate at 

 the base, 4'-10' long; flowers 

 white, 6'-7J' long; calyx about 

 one-half as long as the corolla; 

 capsule globose or ovoid-glo- 

 bose, prickly and pubescent, 

 pendulous, I'-l^' in diameter. 



Waste grounds. Recorded by 

 previous authors but not found 

 by us. Native of tropical America. 

 Naturalized in the eastern United 

 States. 



