~ Periploca. 743 
1045. (2.) Periploca laevigata Ait. Hort. Kew. I (1789), p. 301. 
— Boiss. Flor. Or. IV, p. 50, — DC. Prodrom. VIII, p, 498. — Aschers.- 
Schweinf. Ill. Flor. d’Eg., p.104 no,679. — Aschers.-Schweinf. Primit. 
Flor, Marmaric., p.658 no. 214. — Periploca angustifolia Labill. Ie. 
Syr,. Dec. II, p, 13 tab. 7. — Periploca rigida Viv. Flor. Libyc., p.14 
tab. 6 fig. 3—4, — A tall shrub. Branches short, rigid, the upper 
only twining, Leaves opposite or clustered, nearly sessile, oblong 
to elliptico-linear, obtuse or acute, much smaller than in the last, 
glabrous, nearly sessile. Cymes terminal, few-flowered, shorter than 
the leaves; corolla 5—8 mm broad, yellow, glabrous, except an 
ovate, woolly spot near middle of obtuse or retuse lobes; scales of 
crown 2-auricled, ending in a simple awn; follicles horizontal, — 
Flow. February to March, 
M. ma. Marmarica: Kasr-el-Adjedabiya; Matruga; Abusir; Mariut; 
Alexandria-West and -East; Mandara; Abukir; Qasr-el-Adjabiye. 
Local name: halab; halablab (Schweinfurth), 
Also known from the Canarian Islands; Spain; Sicily; Morocco; Algeria; 
Tunisia; Tripolitania; Cyrenaica, Western Marmarica and Syria. 
1046. (3.) Periploca aphylla Deesne. in Jacquem. Voy. Bot. 
(1841), p.109 tab.116. — DC. Prodrom. VHI, p. 499. — Boiss. 
Flor. Or. IV, p.50. — K. Schumann in Engler and Prantl, Naturel. 
Pflanzenfam. IV, fase. IL p. 216. A branching glabrous or pube- 
rulous shrub, with stiff moderately stout leafless branches, or some- 
times the young shoots bear small oblong or linear-oblong obtuse 
or acute leaves 5—9 mm long, 7—2'/, mm broad, on very short 
petioles. Cymes terminal on very short lateral branches, 5—20- 
flowered; bracts minute, obtuse; pedicels 27/,—6 mm long, glabrous 
or puberulous. Sepals 7—2 mm long, 5—8 mm broad, ovate or 
ovate-oblong, obtuse, glabrous or puberulous. Corolla rotate, 12 to 
15 mm in diam.; lobes 5'/,—6 mm long, 21/,—2%/, mm_ broad, 
oblong-ovate, obtuse or subacute, glabrous on the back, bordered 
on the inner face near the margin with long white hairs, glabrous 
on the central part, with a slightly raised lanceolate boss down the 
middle, formed of minute, densely crowded papillae. Coronal-lobes 
6*/, mm long; basal part transversely oblong, truncate, with two 
wing-like keels down the inner face, one near each margin; apical 
part filiform, erect, tortuous. Stamens hairy on the back of the 
deltoid-ovate anthers; filaments glabrous. Follicles widely divergent, 
6—8 cm long, 5 mm thick, terete, acuminate, glabrous or puberulous. 
— Flow. January to March. 
M. ma. Mandara; Abukir, in sandy places (Muschler). 
Also in Tropical Africa and extending through Arabia and Persia into 
the plains of Northwest-India. 
