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Caulis Lonicerae

【Chinese medicine name】 rendongteng 【English name】Lonicerae Japonicae Caulis [Source] The stems of the honeysuckle family Lonicera japonica Thunb. [Plant form] leaf climbing irrigation. Fibre hairs and glandular hairs are densely covered by young techniques. The leaves are broadly lanceolate to...

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【Chinese medicine name】 rendongteng

【English name】Lonicerae Japonicae Caulis

[Source] The stems of the honeysuckle family Lonicera japonica Thunb.

[Plant form] leaf climbing irrigation. Fibre hairs and glandular hairs are densely covered by young techniques. The leaves are broadly lanceolate to ovate-elliptic in shape. When they are 3 to 8 cm in length, they are covered with hair on both sides. The flowers are paired in leaf axils, bracts leaflike, margin ciliate, calyx tube glabrous, 5-lobed. Corolla 2-lipped, 3–4 cm long. White purplish after first turning yellowish. With aromas, outside pubescent and glandular hairs, upper lip with 4 lobes. Stand erect, lower lip reversed. Stamens 5, and styles slightly longer than corolla. Berries, spherical, black. Flowering from June to August, fruiting period from August to October.

【Origin distribution】honeysuckle stem was born in hillside irrigation, sparse forest, rock dump, field ridge and roadside. Distributed in the northeast, north, south, southeast and other provinces.

【Harvesting and processing】The autumn and winter seasons are used to cut the leaves and canes into small bundles and dried.

【Medicine traits】long cylindrical, multi-branched, often wrapped into bundles, the surface brown-red to dark brown, easy skin peeling. Branch Bu. Brittle, yellow-white cross section, hollow.

【Main ingredients】 honeysuckle stem contain chlorogenic acid, isochlorogenic acid. The aboveground part contains loganin, secologanin dimethylacetal, vegeloside, and cuts off the strychnine Epi-vogeloside, ivy saponin-3-O-α-L-arbinopyranoside, ivy saponin-3-O- β-D-glucopyranosyl (1→2)-α-L-pyranoarabinoside[hederagenin-3-O-β-D-glucopyranosyl(1→2)-α-L- arabinopyranoside ], Ivy saponin-3-O-α-L-pyranoarabino-28-O-β-D-glucopyranosyl (1→6)-β-D-glucopyranoside [hederagenin-3-O-α-L-arabinopyranosyl-28-O-β-D-glucopyranosyl(1→6)-β-D-glucopyranoside].


honeysuckle stem
caulis lonicerae
Japanese Honeysuckle Stem
REN DONG TENG
Honey Suckle Stem
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