Piper nigrum

Piper nigrum

(Hunan medical records)

[source] it is the branch, leaf or root of the Lauraceae plant jipozi.

[plant morphology] jipozi, also known as jianfengxiao (a textual research on the name of the plant), is a plant with narrow leaves, fine leaves, leigongye, wuleixiao, leigongtiao and xiaojitiao.

Deciduous shrubs or small trees, 2-8 m high. Branchlets yellowish green, glabrous. Leaves simple, alternate; nearly leathery; elliptic lanceolate or elliptic, 7.5-14 cm long, 2.5-3.5 cm wide, base cuneate, apex pointed or obtuse, margin entire, glabrous above, short hairs on veins below; veins pinnate. Flowers unisexual, dioecious; 2-7 flowers in short pedunculated or sessile umbels; perianth segments 6, obovate oblong; pedicels of male flowers 4-6 mm long, covered with gray hairs, stamens 9, anthers 2-chambered; female flowers with staminodes 9; style about 1 mm long, stigma capitate. Drupe globose, ca. 8 mm in diam., black, glabrous. The flowering period is from March to April. The fruit period is from September to October.

It grows in the shrubbery or open forest on the wild hillside. It is distributed in Jiangsu, Zhejiang, Anhui, Jiangxi, Hunan, Hubei, Guangdong, Guangxi, Hebei, Shandong and other places.

[collection] all year round.

[nature and taste] Hunan Medical Records: "pungent, warm, non-toxic. "

Functions and indications: promoting Qi, dispelling wind and reducing swelling. Treatment of abdominal pain, rheumatism, bone pain, carbuncle, scabies.

① "Dispelling the wind and detoxifying the poison" in the textual research on the names and facts of plants. "

② "Hunan medicine annals": "dispelling wind and detoxification, removing dampness and swelling, promoting qi and dispersing cold, killing insects and relieving itching, relieving cough and resolving phlegm. It is used to treat fish poisoning, scabies, scabies, muscle and bone pain. "

[usage and dosage] oral administration: decoction, 2-4 yuan (1-2 Liang fresh). External use: grind and apply.

[selection] ① for abdominal pain: one or two stems and leaves of Piper nigrum. Take it in water.

② Treatment of urticaria: narrow leaf mountain pepper stem and leaf one or two. Take it in water.

③ Treatment of hand and foot pain: two pairs of stem and leaf of Piper nigrum. Take it in water.

④ Treatment of abscess: stem and leaf of Piper nigrum. Mash and apply or decoct.

⑤ Treatment of carbuncle and swelling on the back of neck: Piper nigrum L. Burning, grinding, tea oil adjustment.

⑥ To cure scrofula: one or two roots of Piper nigrum. Boiled eggs. (selected prescriptions from Hunan Pharmacopoeia)