1120 SOLANACEAE 
I. Rv 
E 5-8 em. long; limb becoming SD. CODES 15-20 mm. 
1. N. Tabacum. 
corolla 1—2 em. long: limb lurid yellow or greenish: capsule 8—10 
. long. 2. N. rustica. 
II. LONGIFLORAE 
Leaf-blades sessile: calyx-lobes narrowed upward. 3. N. longiflora. 
Leaf-blades clasping: calyx-lobes dilated upward. 4. N. repanda. 
IIT. GLAUCA 
Branches and leaves very glaucous: flowers on slender stalks, the 
eorolla nearly tubular. 5. N. glauca. 
1. m L. Stem 3-30 dm. tall: leaf-blades elliptie or oval, nd 
to mud Sen Wes the middle or below it, "a ute or aeuminate, those e of the ca 
line leaves 1-3 dm. long, those of the bas 
eaves nm 
l ofte uc ger: ca 
g; lobes lanceolate to triangular, shorter 
than the tub olla greenish-white or 
dap yellow; s turning purplish, 3-4. 
vide, the somewhat reniform: 
E ide ovoid, du. 20 mm. long.—Fields, 
nena and waste- T various prov- 
Nat. of trop. Am. and 
E U. 
gd cult. — Sum 
2. N. aL. Stem 5-12 dm. tall: leaf- 
blades lei 5-20 em. long, entire: calyx 
; lo r 
the tube: eorolla lurid yellow or - greenish, 
15-20 mm. long; limb 10-15 mm. wide, the lobes "er eapsule ovoid to 
globese-ovoid, 8-10 mm. long.—Fields and waste- -places, various provinces, Fla. 
o Minn., Ont, and N. Y. Nat. of trop. Am 
. N. longiflora Cav. Stem 3-11 dm. tall: leaf-blades ie à to elliptie, or 
laneeolate to linear on o upper part of the stem, 8—2 ong, undulat 
ealyx 10-12 mm. long, enlarging in age; lobes mainly shorter than the tube: 
ages white or 'greenish- pen E purplish, 7—10.5 long; limb 2.5-3 
vide, the lobes ovate to ovate- aren ate: capsu ule MI -ovoid, about 15 
xd bas Wao ples. various pro s, E U. S. Nat. of S. Am. and cult. 
Sum -Zall —A shorter- Nod : 
only 15 or l5 as long as those of N. a and with usually broader leaf- 
blades o n de lower eun 4 the stem, has been found on Key West, Fla. It 
is dern in tropieal re 
4. N. repanda Willd. Stem 3-7 dm. tall: leaf-blades suborbieular to oval- 
elliptic, 5-15 em. long, repand: calyx 8—14 mm. long; lobes longer than the 
tube: corolla white or tinged with pink; limb 1.5-2.5 em. wide, the lobes ovate: 
eapsule ovoid, 8-10 mm. long. mud soil, Coastal Plain, Tex., and in waste- 
plaees E to Fla. —(W. I., Mez.)— —Spr 
5.. N. glauca ire Shrub or small tree: leaf-blades ovate to elliptic-ovate: 
5-30 em. long or longer, undulate: calyx 11-15 mm. long; lobes lanceolate to 
triangular: corolla yellow or yellowish, 35-45 mm. long; limb sles 10 mm. 
wide, the lobes very small: capsule ovoid to o -ovoid, 10-12 mm. long.— 
Waste-places, and roadsides, Fla. to Calif. Nat of S. Am —(W 7 Mez., 
0. W. 
12. PETUNIA. Juss. Herbs. Leaf-blades entire. Flowers solitary in the 
axils. Sepals united to below the middle. Corolla white or colored, funnel- 
