1112 SOLANACEAE 
bed corolla yellow, with a dark eye: fruiting calyx subglobose, 10-angled, 
mewhat sunken at the base.—Waste-plaees and ballast, Mobile, Ala. Nat. of 
ee 
24. P. Blliottii Kunze. Stem ascending d ad ene or glabrate, 
3-5 dm. tall sparingly stellate-pubescent when young: leaf-blades very thin and 
nA elliptic, d broadly oblan E or in [sariani om ens bro 2 
val, wavy-margined, Rees inged petiole: calyx generally 
glabrous pO the margin which is ine ciliate: il triangular: corolla 
broad, yellow, with dark center: fruiting c ealyx generally a little 
a pons in the next following species.—Coastal sand dunes and pinelands, 
Fla. to Tex 
25. P. angustifolia Nutt. Stem often glabrous, or em ms i 
young, diffusely branched: rp iq linear or linear-ob ing 
into the petiole, n thiekish; the veins, except the midrib, a d 
lete: ealyx glabro xcept n — ciliate margins of the rounded tri- 
angular lobes: corolla pues 2 em. broad, yellow, with purple center: anthers 
i l; 
yellow: fruiting calyx small, 1.5-2 em. long, ovoid, obscurely angled and 
scarcely sunken K the base. — Sea- beaehes and eoastal sand-dunes, Fla. to La. 
ANDROCERA Nutt. Annual herbs, usually prickle-armed. Leaf- 
blades once or twice pinnatifid. Flowers in erect cymes. Calyx spreading, 
accrescent, densely prickly. Corolla rotate, 
5-lobed, yellow, purple, or violet. Stamens 
5: anthers very unequal, the lowest one much 
the longest, all opening by terminal pores. 
Berry dry, closely invested by the calyx.— ` 
Three or 4 species, in western North America. 
A. rostrata a Rydb. Herbaceous 
S- 
ate 
ine ovate ee lanceolate, shorter than the 
tube: berry enclosed. [Solanum rostratum Dunal. re -BUR. )—Waste 
Ed roadsides, and along railroads, various provinees, 2 to N. Mex. Wyo. i 
N. Dak., and Tenn. ; Adv. eastward ‘to Fla. and N. H.—(Mez.)—Spr. -fa l. 
OLANUM [Tourn.] L. Annual or perennial herbs, or vines or trees. 
Leaf- L P entire, od or lobed. Flowers variously clustered. Calyx 
sometimes slightly accrescent. Corolla rotate, of various colors: lobes longer 
than the tube. Anthers narrow, converging or united, much longer than the 
filaments. Berry exposed.—About 1,000 species, widely distributed, most 
abundant in tropical America.—NIGHTSHADES. 
Woody, at least partly so, vine, with climbing often twining stem and branches. 
I. DULCAMARA. 
Herbs or erect shrubs or trees, rarely somewhat twining in 
amense. 
Annual RUN. perennial herbs. 
An 
"Plants not prickly. II. NIGRA. 
Plants prickly. 
Corolla plicate in the bud: plant annual. III. SISYMBRIIFOLIA. 
