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 subcordate at the base, 

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

 I '-3' long; flowers white, 6'~7' 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'-ii' 

 in diameter. 



In waste places, escaped from gardens, Rhode 

 Island to Florida. Native of tropical America. 

 July- Sept. 



ii. NICOTIANA [Tourn.] L. Sp. PL 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. v 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 i' long, the tube cylindric ; calyx-lobes triangular. i. AT. rustica. 



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



lanceolate. 2. N. longiflora. 



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 

 i'-Si' long; flowers greenish-yellow, about 

 i' 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. 



