842 Solanaceae. 
The distinction and determination cf the numerous species of this genus 
(most extravagantly multiplied by Dunal in the ‘Prodromus’) is attended 
with peculiar difficulties, the chief characters being derived from the very 
variable ones of foliage, armature and indumentum. 
A. Inermes. — Plants without spines. 
LElowerstwhitesS-Ahhs: sei TOUR Sai Sienisram: 
II. Flowers yellow ............ 2.8. Lycopersicum. 
B. Armatae. — Plants bearing spines. 
[. Microphyllae. — Leaves rarely more than 
Boom, long. «2 «a 6 «Wine he pe th a ee ae een eee 
II. Macrophyllae. — Leaves much exceeding 3 em, 
a) Tomentum on stem floccose .... . 4. 8 insanum. 
b) Tomentum on stem not floccose ... 5. S. Melongena. 
1180. (1.) Solanum nigrum L. Spec. Plant. I (1753), p. 266. 
— Boiss. Flor. Or. IV, p. 284. — Rehbch. Ic. XX, tab. X, fig. I—IL. 
— Aschers.-Schweinf. Ill. Flor. @Eg., p. 111 no. 752. — Aschers.- 
Schweinf. Ill. Flor. @Eg., Supplem. p. 769. — Aschers. Flor. Rhinocol., 
p. 801 no. 188. — Sickenberg. Contrib. Flor. d’Eg., p. 260. — Dunal 
in DC. Prodrom. XIII, fas. I, p.50. — Solanum villosum Mill. Gend. 
Dics. ed 8 no. 2. — Solanum retroflexum Dun. in DC. Prodrom XIU, 
fasc. I, p. 155. — An annual herb. Stem angular, more or less 
pubescent, up to 60 cm high. Leaves ovate, obovate or lanceolate, 
sinuate-dentate, more rarely entire, tapering downwards into the 
petiole, more or less pubescent with simple hairs on both surfaces, 
up to 8 by 5 cm petiole up to 2 cm long. Cymes umbellate, few- 
flowered; peduncle slender, 1 cm long; pedicels spreading in flower, 
pendulous in fruit. Calyx cup-shaped; lobes ovate, acute. Corolla 
rotate, white, 5 mm in diam.; lobes oblong-lanceolate, acute. 
Stamens equal; filaments short, cylindrical; anthers 2 mm_ long, 
oblong, obtuse, with 2 oblique pores near the apex. Style slightly 
longer than the stamens, pubescent below. Berry globose, glabrous, 
6 mm in diam., black, more rarely red or yellow. — Flow. March 
to April. 
M. ma. M. p. N. d. N.f. N. v. N. o. mer. O. D. a. sept. D. a. mer. 
Kverywhere common. 
Local name: ?aneb-ed-dib. 
A cosmopolit. 
var. induratum Boiss. Flor. Or. IV (1879), p. 284. — Dun. in 
DC. Prodrom. XII, fase. I. p. 19. — Aschers.-Schweinf. HL Flor. 
d’Eg., p. 111 no. 752. — Solanum nigrum var. suffruticosum Moris 
