768 Convolvulaceae. 
N.d. N.f. N.v. N.v. mer. Not common on waste places. — O. 
Little Oasis; Dakhel; Great Oasis. 
Local name: ?ulleyq (Schweinfurth). 
Also known from Tropical Africa and Arabia. 
1074. (13.) Convolvulus siculus L. Spec. Plant. | (1753), 
y. 223. — Boiss. Flor. Or. IV, p. 109. — Rehbch. Ic. XVIII, tab. 137 
fig. IV. — Aschers.-Schweinf. Ill. Flor. d@Eg., p.107 no. 704. — 
Sickenberg. Coutrib. Flor. d’Eg., p. 259. — Aschers.-Schweinf. Primit. 
Flor. Marmaric., p.659 no. 219. — Sibth. and Smith Flor. graee., 
tab. 196. — An annual plant 40—60 cm high or sometimes somewhat 
more, more or less pubescent; stems procumbent or erect. Leaves 
petioled, cordate-ovate to cuneate-ovate, acute. Peduncles longer 
than the flower, shorter than the leaf; pedicel very short; bracts 
lancealate, as long as the calyx or longer; sepals elliptical, tapering; 
corolla 1 cm long, blue, scarcely twice as long as the calyx. — 
Flow. March to April. 
M. ma. Marmarica: Matruqa; Alexandria-West and -East. — 
O. Dakhel; Great Oasis. 
Also known from the other parts of the Mediterranean region. 
437. (5.) Ipomoea Linn. 
Sepals herbaceous or coriaceous, very various in shape, often 
ovate to lanceolate, or elliptic, obtuse or acute to acuminate or 
aristate, unequal or subequal, hairy or glabrous, persistent and often 
much enlarged in fruit. Corolla regular, usually funnel-shaped, 
rarely salver-shaped shallowly (rarely-deeply) 5-lobed : midpetaline 
areas well-defined, and often hairy, especially in the young flower. 
Stamens inserted low down in the corolla-tube; anthers and stigma 
rarely exserted; filaments filiform, sometimes dilated at the base; 
anthers ovate-oblong or linear, sometimes spirally twisted when old. 
Disc annular, entire or sinuate, rarely obsolete. Ovary usually 
4-ovuled, 2—4-celled, rarely 6-ovuled, 3-celled; style filiform; stigma 
capitate, entire, or 2-lobed. Capsule globose or ovoid, usually 4- 
or 6-valved, rarely splitting irregularly or indehiscent. Seeds glabrous 
or hairy, 4—6, rarely fewer by abortion; cotyledons broad, plicate. 
— Herbs or shrubs, usually twining, sometimes prostrate, creeping, 
rarely erect. Peduncles axillary; flowers 1, few or many in a lax 
or dense simple or compound cyme; bracts small or large, deciduous 
or persistent. Flowers large or small, very various in colour, usually 
white or red-purple. 
Species about 400, spread throughout the tropical and subtemperate 
regions of both hemispheres. 
