Hyoscyamus. 853 
1197. (1.) Hyoscyamus muticus L. Mant. (1771), p.45. — 
Aschers.-Schweinf. Ill. Flor. d’Eg., p. 113 no. 764. — Boiss. Flor. 
Or. IV, 293. — Aschers.-Schweinf. Ill. Flor. d’Eg., Supplem. p. 770. 
— Aschers. Flor. Rhinocol., p. 801 no. 190. — Sickenberg. Contrib. 
Flor. @Eg., p. 262. — Jaub. and Spach Illustr. Plant. Or. V, tab. 415. 
— Scopolia mutica Dun. in DC. Prodrom. XIII, fasc.I p.552. — 
Scopolia Datura Dun. in DC. Prodrom. XIII, fase. I p.553. — A 
perennial plant, 30—60 cm high, or sometimes somewhat more, 
green, crisp-pubescent or hairy; stems thick, often warty, simple or 
sparingly branched. Leaves fleshy, cuneate at the base, ovate to 
rhombic, acute, angled or toothed-lobed, rarely entire, the lower ones 
petioled, blade 10 cm or more long, the upper one sessile; the 
floral one oblong-lenticular. Corolla whitish, with violet spots, 2 cm 
long, tube somewhat exserted, limb irregularly split; fruiting calyx 
4 cm long, 1,5 cm broad, with broad, triangular, muticous teeth, 
about one-sixth as long as the tube. — Flow. March to April. 
M. p. Bir-el-Mesauidyat; el-’Arish, — N. d. N. f. often in 
sandy places. — O. Little Oasis; Dakhel; Great Oasis. — D. 1. D. i. 
D. a. sept. Common in the deserts in deep sandy places. 
Local name: tatira (Forsk., Del.); semm-el-far (Del.), shegeret- 
es-sakran (Roth) generally: sekran. 
Also known from the Libyan desert, Arabia Petraea, Persia, Belutshistan 
to India. 
1198. (2.) Hyoscyamus albus L. Spec. Plant. (1753), p. 257. 
— Aschers.-Schweinf. Ill. Flor. d’Eg., p.113 no. 767. — Aschers.- 
Schweinf. Ill. Flor. d’Eg., Supplem. p. 770. — Aschers. Flor. Rhinocol., 
p- 801 no. 191. — Rchbch. Icon. XX, tab. 2 fig. 1. -- A perennial 
plant, 30—60 cm high, or sometimes somewhat more, villous-viscid ; 
stems erect, branching. Leaves petioled, ovate-orbicular, cuneate 
to cordate at the base, coarsely and obtusely dentate-lobed; floral 
leaves cordate-ovate, dentate, or oblong, entire, tapering at the base. 
Corolla pale yellow, purple or green at throat, 1,5—2,5 cm long, 
with oblique limb, and unequal lobes; stamens slightly longer than 
the tube; fruiting calyx 2 cm long, 8 mm broad, with short, trian- 
gular, acute teeth, one-sixth to one-eighth as long as the tube. — 
Flow. March to April. 
M. ma. Alexandria-West and -East. — D. i. Wady-el-Arish. 
Local name: beng. 
Also known from al] the other parts of the Mediterranean region. 
var. desertorum Aschers. in Boiss. Flor. Or. IV (1879), p. 296. 
— Aschers.-Schweinf. Ill. Flor. d’Eg., p. 113 no. 767. — Flowers 
