1108 SOLANACEAE 
Leaf-blades very thin, the veins not prominent: 
stem and leaves pilose. 6. P. ciliosa. 
V. HETEROPHYLLAE 
Leaf- pns generally over 5 e Pees more or less cordate. 
ded. 
X, 
and teeth of the fou es ro T. P. sinuata. 
4 es and aia (if any) of the leaves acutish to acu- 
mina 
Stem dsi and leaves more sparingly pubescent 
with very long (2 mm. or m white hairs. 
Stem erect: anthers purple: f-blades rounded 
or subeordate at the base. 8. P. ambigua. 
Stem spreading: anthers yellow : um blades usu- 
ally cuneate or acute a e bas . P. nyctaginea. 
Stem and leaves very doncc nhe cent with short, 
very viscid hairs: anthers yellow. 20. P. heterophylla. 
Leaf- blades generally 5 cm. long or less : stem with long 
ha 6. P. ciliosa. 
VISCOSAE 
Plants densely ar ae pubescent or grayish pubescent. 
Hairs all stella 
Le af-bl ru p reniform or round, angulately 
too 21. P. mollis. 
Leaf- blades elliptic, sometimes cordate at the base, to 
oblanceolate, subentire T repand. 22. P. viscosa. 
Hn: d simple, partly stellate: leaf-blades elliptic, 
ubenti 93. P.fuscomaculata. 
Plants uenis ne rous, except on the margins of the calyx- 
lobes, rarely stellate all over when young. 
Leaf-blades oblong, oblanceolate or spatulate, the lateral 
veins distin 24. P. Elliottii. 
Leaf-blades linear, thick; midrib prominent, the lateral 
veins obsol 25. P. angustifolia. 
1. P. pubescens L. Stem more or less villous and viscid: leaf-blades thin 2-6 
ng, ovate, a minate, repand-denticulate or entire, pubescent, 
nate, m 
d id dunes, fields 
us pore es, Fla. 
— (IF. I., Mez., C. P 
De s d Rydb. Stem densely villous 
with long white viscid hairs: leaf-blades 
ipee cordate, 2-5 cm. le coarsely 
eolate, : 
corolla 6-8 mm. bro ad, B with purple spots: anthers purplish: fruiting 
calyx 2-2.5 em . long, 5-angled, deeply retuse at the base.—Pinelands and ham- 
moeks, Fla. 
a L. Stem more hairy and viscid than in the two preceding and 
the next follo owing species, stout, generally erect or often ascending, finely 
viscid: leaf-blades ovate- -cordate 3-10 em. long, finely pubescent, 
T nate: toothed; a villous or ua dad as long as the tube, 
narrow, but without subula te tips; corolla 3-8 road, yellow: anthers 
yellow or purplish: fruiting calyx of a little ier ne and more pubescent 
than that of the two preceding species, reticulate, ae em. long, ovoid-cor ~ 
Rich soil and sandy woods, various provinces, Fla. to Ala., Ia., and Mas 
