258 XCI. SOLANACEZ (WRIGHT). | Datura. 
Lower Guinea. Angola; Mossamedes; banks of the River Bero, near 
Quipola, Welwitsch, 6030! lLoando ; near Conceicao, Welwitsch, 6051! 
Throughout the tropics and temperate regions. 
9. HYOSCYAMUS, Linn.; Benth. et Hook. f. Gen. Pl. ii. 903. 
Calyx tubular-campanulate or urceolate, shortly 5-fid ; accrescent, 
rigidly many ribbed. Corolla funnel-shaped, sometimes split down one 
side; limb oblique, 5-fid ; lobes wide, imbricate, more or less unequal, 
patent. Stamens inserted about the middle of the corolla-tube, usually 
exserted ; filaments filiform, slightly dilated at the base; anthers ovate 
or oblong, dehiscing longitudinally. Disc none orsmall. Ovary 2-celled, 
sometimes thickened at the apex; style filiform ; stigma capitate ; ovules 
many. Capsule 2-celled, circumscissile. Seeds more or less com- 
pressed, tuberculate or scrobiculate; embryo near the margin, much 
curved; cotyledons semiterete.—Erect annual or biennial herbs, hairy 
or glabrous. Leaves sinuate, dentate or incised, rarely quite entire. 
Flowers usually unilateral, the lower axillary, the upper in a scorpioid 
spike or raceme. Corolla often reticnlately veined. 
Species about 9, the others in Central Asia, the Mediterranean region and 
Canary Islands. 
Lower leaves subrotund —. : : : : . J. A. grandiflorus. 
Lower leaves broadly lanceolate . A : : . 2. H. muticus, 
1. H. grandiflorus, Franchet, Sert. Somal. 48. An erect herb 
about 3 ft. high, covered with short glandular pubescence. Lowest 
leaves long petioled, subrotund, broadly subcordate or truncate at the 
base, margin unequally sinuate-dentate, pubescent on the nerves only ; 
upper leaves ovate, shortly petioled, sinuate or repand. Bracts small, 
entire ; lower peduncles 1 in. long, upper much shorter. Calyx tur- 
binate-tubular, 1 in. long, unequally 5-toothed ; teeth deltoid. Corolle 
funnel-shaped, 2 in. long; limb large. 
Wile Land. Somaliland: Gueldora Valley, below Lasgore, Révoil. 
2. H. muticus, Linn. Mant. 45. Herbaceous. Stem erect, 
1-2 feet high, $—1 in. in diam., glabrous or pubescent. Leaves broadly 
lanceolate, 4—6 in. long, 2 in. wide, entire or dentate, almost glabrous ; 
petiole 13-24 in. long, winged. Peduncle short; flowers greenish- 
white, tipped with purple (Brown). Calyx obconic, 5-fid. Corolla 
funnel-shaped, a little longer than the calyx; 3 upper lobes wider than 
the lower, 2 lower widely separated. Stamens 5, declinate, slightly 
exserted; anthers versatile. Style exserted. Capsule subglobose.— 
Oliver in Trans. Linn, Soc. xxix. 119; Vatke in Linnea, xliil. BB 5 
Boiss. Fl. Orient. iv. 293. Scopolia mutica, Dunal in DC. Prodr. xi. 1. 
552. Scopolia Datora, Dunal, l.c. 553; Thomson in Speke, Nile Journ. 
App. 641. 
Wile Land. Nubia: Dongola, Broun! 
Also in Lower Egypt, Arabia, Persia, and Beluchistan. 
