Bark of Eucommia ulmoides Oliver bark tu-chung for TCM Du zhong

Product Description

Eucommia ulmoides Oliver bark,tu-chung; the bark of eucommia;

• Chinese name:Du zhong
• Its bark is a kind of traditional herb in China.
• Herb property: sweet,warm, act on liver and kidney channel.
• Effects:strengthening bones and muscles/nourishing liver and kidney/protect a fetus rest to prevent miscarriage.
• Dosage:6-9g

Typical prescription:

Name of the prescription:Du zhong tang

Herbs and quantity:Eucommia ulmoides bark 30g;Cinnamomum cassia bark 30g;Notopterygium incisum root 30g;Zanthoxylum bungeanum seed;root of Gentiana macrophylla 30g;stem of Dendrobium officinale 30g;Trichosanthes kirilowii Maxim.tuber 30g;Dipsacus asper Wall root 30g;Acanthopanax spinosus bark 30g;Cortex Moutan Radicis 30g;Paeonia lactiflora root 30g;Angelica sinensis root 30g

Take good quality herbs of above and crush into powder

Treat for sudden pain,Waist injury by laboring work.

Normal Herbs used in China for years

Collected recently

Best prices for new customers

Dried well

Soon delivery

Small quantity available

Plant description:

Eucommia ulmoides Oliver
du zhong
Trees to 20 m tall. Trunk to 50 cm d.b.h.; bark gray-brown, scabrous. Young branches yellow-brown pubescent at first, soon glabrate, old ones conspicuously lenticellate. Buds shiny red-brown; scales 6–8, margin puberulous. Petiole 1–2.5 cm, sparsely villous; leaf blade pale green adaxially when old, 5–15 × 2.5–7 cm, brown pubescent at first, later pubescent only along veins, lateral veins 6–9-paired, together with reticulate veins slightly prominent abaxially, concave adaxially. Male flowers: stamens ca. 1 cm, glabrous, filaments ca. 1 mm. Female flower: ovary ca. 1 cm, glabrous. Samara 2.5–3.5 × 1–1.3 cm; stipe 2–5 mm, articulate at 1–3 mm pedicel. Seed 1.3–1.5 cm × ca. 3 mm. Fl. Mar–May, fr. Jun–Nov.

Mixed forests, sparse forests, thickets, lower mountains, ridges, valleys, dry ravines, fields, also widely cultivated and locally becoming naturalized; 100--2000 m. Gansu, Guizhou, Henan, Hubei, Hunan, Shaanxi, Sichuan, Yunnan, Zhejiang; cultivated in Anhui and Beijing.

Eucommia ulmoides is a rare species in the wild in China, although it is much cultivated. The timber is used for furniture and fuel; the bark, which contains aucubin, is used medicinally as an invigorator, a tonic for arthritis, and for reducing blood pressure; and the solidified latex is used for lining pipes, insulating electric cables, and for filling teeth.