324 SOLANACK.K. (n I(;HTSIIAI>K FAMILY.) 



ovoid, ptirpli'. — Wiuite grouml arniuici homesteads. May -Oct. — Leaves 

 I'-'J' long. Fruiting calyx I'-lij' long. 



■t- ■*- Corolla i/ellow, 7"- 10" broad. 



4. P. Philadelphica, Lam. Smoothish; stem 2° -3° high, the branches 

 sliaijily angled ; leaves ovate or ovate-lauceolate, acuminate, wavy or toothed 

 on tlif margins, tapering and very uneijual at the base ; pedicels iis long as the 

 petioles; calyx lubes acuminate; fruiting calyx open, globular, 1' thick. — 

 Cultivated ground, Georgia, 'Jennessce, and northward. July -Sept. 



• * Perennial, 



■»- Flowers solitary. 



** Pubescence, ifanij, stellate or branching. 



5. P. angUStifolia, Nutt. Smooth or uearlyso; stem low, erect or 

 at k'ugtli dillii.-^c ; leaves linear to oblong, obtuse, entire; calyx lobes short, 

 triangular-ovate, obtuse, tomeutose on the margins; corolla browuish purple 

 iu the throat ; fruiting calyx round-ovate, depressed at the base. — Low sandy 

 places along the coast, Florida, and westward. July -Sept. — Stem 6'- 12' 

 high. Leaves 2' - 5' long, somewhat fleshy. Corolla 9"- 12" broad. Fruit- 

 ing calyx 9" - 12" long. Anthers yellow. 



6. P. visCOSa, L. Closely pul)escent, with short white stellate or branch- 

 ing hairs ; stem a.scending from a slender subterranean base ; leaves from ovate 

 to spatnlate-obloug, entire, or wavy on the margins ; corolla greenish yellow, 

 brownish iu the throat ; fruiting calyx globose-ovate ; berry yellow, viscid. — 

 Sandy coast, Florida to North Carolina. July -Sept. — Leaves 1 J'-3' long. 

 Corolla 8" - 9" broad. 



*+ *+ Pubescence simple. 



7. P. lanceolata, Michx. I'ubescent; leaves ovate-lanceolate or ob- 

 long, obtuse, entire, or coarsely toothed, acute and commonly very unequal at 

 the base ; calvx pubescent, the lobes long-acuminate from an ovate base ; co- 

 rolla vellow in the throat ; fruiting calyx conical -ovate, 5-angled. — Dry sandy 

 soil. Julv-Oct. — Stem 1° high, erect or diffuse. Leaves T - 2' long. Fruit- 

 ing calyx I'-H' long, smooth or hairy. 



8. P. arenicola, Kearney. Pubescent or hairy; root slender, elon- 

 gated : stem erect, at length diffusely branched ; leaves ovate, entire or angu- 

 larlv toothed, rounded or cordate at the base; calyx hairy; corolla pubescent, 

 brown in the throat; style and filaments purple; anthers yellow; fruiting 

 calyx oblong-ovate, sharply 5-angled, concave at the base; berry globose. — 

 Dry sandy coast, Florida. July - Sept. — Stem 1° high. Fruiting calyx 

 1' long. 



9. P. heterophylla, Nees. Densely villous with viscid pointed hairs ; 

 stem stout, at length diffusely branched ; leaves broadly cordate, acute, an- 

 gularly toothed ; calyx teeth shorter than the tube ; corolla brownish in the 

 throat; anthers yellow; fruiting calyx ovate, 5-angled, hirsute. — Dry soil, 

 chiefly in the upper districts. June -Sept. — Stem 1°-U° high. Leaves 

 2' -4' long. Corolla 6" -8" broad. Fruiting calyx V-lY long. 



Var. nyctaginia, Rydberg. Leaves oftener entire, acute at the base, 

 acuminate. — With the type. 



