SOLANACEAE. 



Vol. III. 



2. Datura Metel L. Entire-leaved 

 Thorn-Apple. Fig. 3730. 



Datura Metel L. Sp. PI. 179. 1753. 



Annual, densely and finely glandular-pubes- 

 cent ; stem stout, much branched, 4-8 high. 

 Leaves broadly ovate, acute at the apex, ine- 

 quilateral, rounded or subcordatc at the base, 

 4'-io' long, entire or merely undulate; petioles 

 l'-Z' long; flowers white, 6'-y' high, the limb 

 3 '-4' broad; calyx tubular, about one-half as 

 long as the corolla; capsule globose or ovoid- 

 globose, obtuse, prickly and pubescent, i'-ij' 

 in diameter. 



In waste places, escaped from gardens, Rhode 

 Island to Florida. Native of tropical America. 

 July-Sept. 



11. NICOTIANA [Tourn.] L. Sp. PI. 180. 1753. 



Annual or perennial viscid-pubescent acrid narcotic herbs or shrubs, with large alternate 

 entire or slightly undulate leaves, and rather large white yellow greenish or purplish flowers, 

 in terminal, often bracted, racemes or panicles. Calyx tubular-campanulate or ovoid, 5-cleft. 

 Corolla funnelform, salverform, or nearly tubular, the tube usually longer than the limb, 

 S-lobed, the lobes spreading. Stamens 5, inserted on the tube of the corolla; filaments 

 filiform; anthers ovate or oblong, their sacs longitudinally dehiscent. Ovary 2-celled (rarely 

 4-celled); style slender; stigma capitate. Capsule 2-valved, or sometimes 4-valved at the 

 summit. Seeds very numerous, small. [Named for John Nicot. French ambassodar to 

 Portugal, who sent some species to Catherine de Medici, about 1560.] 



About 50 species, mostly natives of America. Besides the following, some 10 others occur in 

 the southern and western United States. Type species 



Nicotiana Tabacum L. 



Corolla 1' long, the tube cylindric ; calyx-lobes triangular. 



Corolla 4-6' long, the tube very slender; calyx-lobes linear or narrowly 

 lanceolate. 



i. Nicotiana rustica L. Wild To- 

 bacco. Fig. 3731. 



Nicotiana rustica L. Sp. PI. 180. 1753. 



Annual ; stem rather slender, 2-4 high. 

 Leaves broadly ovate, thin, entire, slender- 

 petioled, 2'-8' long, i'-6' wide; petioles 

 ''-55' long; flowers greenish-yellow, about 

 1' long, panicled ; pedicels 3"-6" long, rather 

 stout; calyx-lobes broadly triangular, acute, 

 shorter than the tube ; corolla-tube cylin- 

 dric. somewhat enlarged above, the lobes 

 short, obtuse, slightly spreading ; capsule 

 globose, glabrous, about 5" in diameter, 

 2-valved, longer than the calyx. 



In fields and waste places, escaped from 

 gardens, Ontario to Minnesota, south to south- 

 ern New York and Florida. Cultivated by the 

 Indians, its origin unknown. Leaves greenish 

 when dry. Indian, Syrian or real-tobacco. 

 June-Sept. 



1, N. rustica. 



2. .V. longiflora. 



