Shrubs often twining, with opposite or alternate, mostly compound leaves. Calyx and corolla 5 to 8-parted, the latter imbricated in aestivation. Stamens 2, in the tube of the corolla. Ovary free, 2-celled, 2 to 8-ovuled. Fruit a berry or capsule.
Seeds erect, with little or no albumen. Fig. 78.
Genera 6, species 100. Ornamental shrubs abounding in tropical India. The essential oil which pervades the order, residing chiefly in the flowers, is exquisitely fragrant. On this account, as well as for their beauty, these plants are cultivated.
JASMI'NUM, L. Jasmine. (Gr. perfume.) Calyx tubular,
5 to 10-cleft; corolla hypocrateriform, tube long, limb flat, 5 to 10-cleft; berry double; seeds 2, solitary, ariled. - Shrubs bushy or climbing. Lvs. opposite, rarely alternate, compound. Petioles articulated. Fls. paniculate.
1 J. fruticans L. Yellow Jasmine. Smooth, erect; branches angular; lvs. alternate, trifoliate, rarely simple, lfts. curved; fls. few, subteminal; cal. segm. subulate; cor. tube twice longer than the calyx, limb of 5 obtuse lobes. - St. 3f high. Fls. yellow, inodorous, tube about 6" long. Propagated by layers. † S. Eur.
2 J. officinale L. White Jasmine. Smooth, scarcely climbing; branches subangulate; lvs. opposite, compound, lfts. 3 to 7, lanceolate, acuminate; panicles terminal, few-flowered, corymbous; cor. tube twice longer than the calyx. Stem several feet in length. Flowers white. Both species are beautiful and much cultivated. The deliriously fragrant oil of Jasmine of the shops is extracted from this plant. † Asia.