Tung bark

Tung bark

(Ben Jing)

[synonyms] baitongpi (theory of medicinal properties), shuitongpi (linhujijianfang), tongmupi (compendium).

[source] it is the bark of Paulownia or Paulownia tomentosa.

[plant morphology] 1. Paulownia (compendium), also known as Baitong (Lu Ji's Poetry), Yitong (Tao Hongjing), Huangtong (Ben Cao Tu Jing), baihuatong (Chen Zhu's Tongpu), Huatong (pinhui Jingyao).

Deciduous trees, up to 15 meters high. Bark grayish brown, smooth; branchlets stout, brown, smooth. The leaves are ovate or oblong ovate, 10-15 cm long, heart-shaped at the base, apex pointed or acuminate, entire, with short stellate hairs on the top, immediately smooth, dense gray yellow stellate hairs on the bottom, smooth veins; the petiole is 6-12 cm long, hairy. Inflorescence panicle; flower large, 10 cm long; calyx ovate bell shaped, densely covered with stellate villi, 5-lobed, tube immediately smooth, lobes thick and slightly pointed at the top, with persistent Tricholoma; corolla white, with purple spots on the inside, tube 7 cm long, 4 cm in diameter, stellate hairs on the outside, lobes almost square, upper lip narrower, lower lip wider, with gnawing teeth or concave head at the end ; stamens 4, 2 strong, concealed in corolla tube, without staminodes; ovary 2-locular, style slender, incurved. Capsule essence, oblong, 7 cm long. Seeds numerous, flat and winged. The flowering period is from February to March. The fruit period is from August to September.

Most of them are cultivated in Shandong, Zhejiang, Fujian, Taiwan, Hunan, Yunnan, Guizhou, Guangxi, Guangdong and other places.

② Paulownia tomentosa, also known as zihuatong (Tongpu by Chen Zhu), Gangtong (compendium), Paulownia japonica.

Leaves entire or 3-5-lobed. Flowers outside lavender, hairy, white inside, with purple stripes. Capsule apex acute, ca. 2. 3 cm long.

It is distributed in Northeast, East, central and southwest China.

The tender root or root bark (Paulownia root), wood part (Paulownia), leaf (Paulownia leaf), fruit (Paulownia fruit) and flower (Paulownia flower) of the above two plants are also used for medicine. Please refer to the special section for details.

[chemical constituents] the bark of Paulownia tomentosa contains 0.3% syringin.

[function indications] for hemorrhoids, gonorrhea, erysipelas and traumatic injuries.

① Ben Jing: "master five hemorrhoids, kill three insects. "

② Bielu: "cure the disease of galloping dolphin Qi. "

③ "Treatise on medicinal properties": "treat five kinds of gonorrhea, bathe the hair, remove the headwind, and nourish the hair. "

④ "Gangmu": "for the treatment of malignant sores, children's erysipelas, decoct and spread it. "

[usage and dosage] oral administration: decoction, 0.5-1 Liang. External use: tamping or decocting.

[prescription selection] ① it has been six or seven days since the treatment of typhoid fever. It is extremely hot. My heart is depressed and I want to get up and go. I want to cut off the black Tung peel, break it carefully, and make a bundle of four inches. I want to use five combinations of wine, one liter of water, boil one liter, remove the dross, and take it at once. I want to spit out several liters of green and yellow juice. (behind the elbow)

② Treatment of falling injury: water Tung bark (to Green left white), stir fried vinegar tamping. (Linhu jijianfang)