SOLANACE^E. XVI. NICOTIAN*. 



465 



Ruiz, et Pav. fl. per. 2. t. 129. f. b. Lehm. nicot. p. 36. 

 X. viridiflora, Cav. clench, madr. 1803. Feuill. per. I.' 10. 

 Plant pubescent, clammy. Leaves petiolate. Flowers disposed 

 in a terminal panicle. Filaments downy at the base. Capsule 

 ovate, bluntish, glabrous. Corolla salver-shaped, with a con- 

 tracted throat, green, or yellowish-green. 



Panicled-Bovtered Tobacco. Fl. July, Sept. Clt. 1752. 

 PI. 2 to 3 feet. 



12 N. CERINTHOI'DES (Horn. hort. hafn. 1. p. 214. Lehm. 

 nicot. p. 38. t. 2.) stem herbaceous, branched from the base ; 

 leaves petiolate, all cordate, quite entire ; tube of corolla cla- 

 vate, downy, much longer than the calyx ; segments of the limb 

 very short, acute. Q. H. Native country unknown, but pro- 

 bably of America. Plant downy, clammy. Flowers disposed 

 in a terminal panicle. Calyx 5-toothed ; teeth unequal. Co- 

 rolla tubular, greenish-yellow, having the throat a little con- 

 tracted ; segments subcordate, roundish, acute. Stamens nearly 

 equal, villous at the base. Capsule conical, obtuse, a little 

 longer than the calyx. 



Honeynort-like 'Tobacco. Fl. Aug. Clt. 1821. PI. 1 to 2 

 feet. 



13 N. GLAC'CA (Graham, in bot. mag. 2837.) arboreous, 

 erect, branched, glabrous ; leaves unequally cordate-ovate, 

 naked, glabrous, on long petioles ; panicles terminal ; corolla 

 having the tube slightly curved, the throat slightly inflated, the 

 mouth contracted, the limb small, cup-shaped, with short, acute 

 segments. ^ . H. Native of Buenos Ayres. Plant glaucous 

 in every part. Leaves sometimes slightly sinuated. Corolla 

 green in the bud, afterwards yellow, covered with soft down. 

 Calyx obscurely angled, with 5 sharp, unequal, erect, somewhat 

 ciliated teeth. 



Glaucous Tobacco. Fl. Aug. Oct. Clt. 1827. Shrub 10 

 to 20 feet. 



14 X. LANGSDORFFII (Weinm. in litt. ex Rcem. et Schultes, 

 syst. 4-. p. 3'23.) stem herbaceous, branched ; lower leaves ovate, 

 obtuse, petiolate : superior ones almost sessile, decurrent ; tube 

 of corolla clavate : segments of the limb obtuse. 0. H. Na- 

 tive of Brazil. Sims, bot. mag. 2221. and 2555. Plant downy or 

 pilose, viscid. Lower leaves tapering into the petioles, undulated : 

 superior ones lanceolate, acute. Flowers terminal, panicled, 

 green, or greenish-yellow. The two superior teeth of calyx 

 longer. Tube of corolla an inch long ; limb subplicate. Pollen 

 blue. Capsule ovate, obtuse. 



Langdorfs Tobacco. Fl. Aug. Clt. 1819. PI. 3 to 5 

 feet. 



2. Corolla salver-shaped ; tube inflated, cylindrical. 



15 X. RU'STICA (Lin. spec. 258.) stem herbaceous, terete; 

 leaves petiolate, ovate, quite entire ; tube of corolla cylindrical, 

 longer than the calyx : segments of the limb roundish, obtuse. 

 Q. H. Native of Europe, Asia, Africa, and America. Desf. 

 fl. atl. 1. p. 190. Mcench, meth. 448. Lehm. nicot. p. 34. 

 Blackw. herb. t. 437. Bull. herb. t. 289. Sabb. hort. rom. 1. 

 t. 90. Regn. bot. 1. t. 52. Plant villous, clammy. Leaves 

 thick, fleshy. Panicle composed of terminal racemes. Corolla 

 greenish-yellow. Stamens villous at the base. Capsule nearly 

 globose, obtuse, a little longer than the calyx. This is com- 

 monly called English Tobacco, from its having been the first in- 

 troduced here ; and being much more hardy than the other sorts, 

 insomuch that it has become a weed in many places. It came, 

 however, originally from America, by the name of Petum. 



far. p, Asi&lica (Schultes, obs. p. 43. Lehm. nicot. p. 34.) 

 lower leaves ovate : superior ones cordate, pilose on both sur- 

 faces ; flowers obtuse, mucronate. O-H. N. Tatarica, Hort. 

 cracov. N. Sibirica, Hort. pann. pi. hort. florent. 1797. N. 



VOL. IV. 



scabra, Cav. clench, matr. 1813. N. rugosa, Mill. diet. no. 7. 

 There are several other varieties of this species. 



Rustic, Common or English Tobacco. Fl. July, Sept. Clt. 

 1570. PI. 2 to 4 feet. 



16 N. HC'MILIS (Link, enum. 1. p. 178. but not of Ehret.) 

 stem nearly simple ; leaves ovate, obtuse, repand, equal at the 

 base ; corolla with a cylindrical tube, which is twice as long as 

 the calyx, and hairy, and the limb 4 times shorter than the 

 tube. . H. Native country unknown. Very like N. rus- 

 tica ; but differs in the proportions of the corolla, and in the 

 more slender habit. 



Humble Tobacco. Fl. July, Sept. Clt ? PI. \ to 1 foot. 



17 N. PULMONARIOI'DES (H. B. et Kunth, nov. gen. amer. 

 3, p. 2.) leaves petiolate, oblong, acute, running into the peti- 

 oles at the base, rather pilose ; flowers panicled ; corollas salver- 

 shaped, exceeding the calyx a little : limb obtuse. O-H. Na- 

 tive of the Province de Los Pastes, near Rio Blanco, between 

 Guachucal and Tulca, at the altitude of 1620 hexapods. Plant 

 clammy and hairy. Calyx 5-cleft, with ovate, acute segments. 

 Corolla green ; tube ventricose at top. Capsule subglobose, 

 acute, glabrous, inclosed in the calyx. 



Lungrvort-like Tobacco. PI. 3 feet. 



18 N. ANDI'COLA (H. B. et Kunth, nov. gen. 3. p. 1.) herba- 

 ceous ; leaves sessile, lanceolate, acutish, narrowed at the base, 

 smoothish ; panicles terminal, nearly simple, spreading, clammy, 

 and pilose ; corolla somewhat salver-shaped, exceeding the 

 calyx a little : lobes of limb obtuse, emarginate. 0. H. Na- 

 tive of the Andes of Peru, near Micuipampa, at the altitude of 

 850 hexapods. Herb clammy, and rather pilose. Calyx 5- 

 cleft, with ovate, obtuse segments. Corolla green ; tube ven- 

 tricose at top. Stamens pilose at the base. Capsule glabrous, 

 covered by the permanent calyx. 



Andicoluus Tobacco. PI. 3 to 6 feet. 



SECT. III. PETUKIOIDES. Corollas salver-shaped, white ; tube 

 subcylindrical ; segments of the limb obtuse or acute. Plants 

 densely clothed with clammy villi. Flowers disposed in ra- 

 cemes or panicles, terminating the stem and branches. 



19 N. SUAVB'OLENS (Lehm. nicot. p. 43.) stems herbaceous, 

 nearly simple ; leaves subpetiolate, ovate-lanceolate, undulated ; 

 tube of corolla cylindrical, much longer than the calyx ; seg- 

 ments of the limb rather unequal, roundish, obtuse. . H. or 

 If. . G. Native of New Holland. N. undulata, Vent. malm. t. 10. 

 Jacq. fragm. t. 56. Sims, bot. mag. t. 673. R. Br. prod. p. 

 447. Stem villous at the base, and smoothish at top. Leaves 

 with a few scattered soft hairs on the veins and midrib ; radical 

 ones subspatulate, bluntish, rosulate. Calyx deeply 5-cleft ; seg- 

 ments acute, unequal. Limb of corolla white. Capsule ovate, 

 obtuse, glabrous, inclosed in the calyx. 



Smeet-scented Tobacco. Fl. May, Sept. Clt. 1800. PI. 1 

 to 2 feet. 



20 N. VINOSFLORA (Lag. hort. madr. ex Link, enum. 1. p. 

 179.) leaves nearly sessile, oblong-lanceolate, attenuated at both 

 ends, a little serrulated, glabrous ; calycine segments equal, acu- 

 minated ; tube of corolla elongated ; segments of the limb 

 blunt; stem rough at top. %. G. Native of South America. 

 Very nearly allied to N. suaveolens ; but differs in the plant 

 being glabrous, and in the stem being warted at top. 



Perirvlncle-Jlowered Tobacco. Fl. July, Sept. Clt. 1820. 

 PI. 2 feet. 



21 N. LONGIFLORA (Cav. descT. p. 106. D. Don, in Sweet, 

 fl. gard. n. s. no. 196.) scabrous ; cauline leaves stem-clasping, 

 cordate-lanceolate, acuminated ; tube of corolla long, filiform, 

 5 times longer than the subfoliaceous calyx ; lobes of corolla 

 ovate-lanceolate, acute. 0. H. Native of Chili and Buenos 



3 O 



