Pinyin: Haijinsha
Aliases
Haijinsha, Zuozhuan Tenghui
Source
Lygodiaceae plant Lygodium japonicum (Thunb.) Sw.Lygodium japonicumDried mature spores of (Thunb.) Sw.
Botanical Description
Perennial climbing herbaceous vine, 1-5 m long. Roots fibrous, dark brown, hairy; rhizome nearly brown, slender and creeping. Leaves dimorphic, numerous, herbaceous, opposite on short branches on both sides of rachis, with hairy dormant buds at tips of short branches; sterile leaves sharply triangular, bipinnate; primary pinnae 2-4 pairs, alternate, ovate, 4-8 cm long, 3-6 cm wide, with short petioles bearing narrow wings; secondary pinnae 2-3 pairs, ovate-triangular, palmately 3-lobed, lobes short and broad, terminal lobe 2-3 cm long, 6-8 mm wide, margins with irregular shallow crenations. Fertile leaves ovate-triangular, length and width nearly equal, 10-20 cm; primary pinnae 4-5 pairs, alternate, oblong-lanceolate, 5-10 cm long, 4-6 cm wide; secondary pinnae 3-4 pairs, ovate-triangular, often contracted and torn. Lower margins of pinnae bear fringed spore-bearing spikes, dark brown, spikes 2-5 mm long; spore surface with small warts.
Habitat and Distribution
Born in damp shady mountain slopes among shrubs or along roadsides and forest edges. Distributed in East China, Central South China, Southwest China, and Shaanxi, Gansu.
Harvesting and Processing
Harvest the vines and leaves in autumn before the spores fall off, dry them in the sun, rub or beat off the spores, and remove the vines and leaves.
Medicinal Properties
This product is in powder form, brown-yellow or light brown-yellow
Chemical Constituents
This product contains trans-p-coumaric acid, lygodin, myristic acid, palmitic acid, and other components.
Pharmacology
Enhances ureteral peristalsis.
Properties and Channel Entry
Sweet, salty, and cold. Enters the Urinary Bladder and Small Intestine channels.
Functions and Indications
Clears and eliminates Damp-Heat, unblocks painful urination and alleviates pain. Used for heat stranguria, stone stranguria, blood stranguria, chylous stranguria, and urethral stabbing pain.
Dosage and Administration
Oral administration: decoct 6-15 g in water, wrapped in cloth for decoction; or grind into powder, 2-3 g per dose.
Precautions and Contraindications
Caution should be exercised in patients with Kidney Yin deficiency.
Prescriptions
1. For painful and difficult urination with blood in urine (Blood Lin): Haijinsha powder, 3 g taken with freshly drawn water or sugar water. (Puji Fang) 2. For urinary tract stones: Haijinsha, Jinqiancao (Lysimachia christinae), and Cheqiancao (Plantago asiatica) each 30 g, decoct and take. (Beihai Folk Commonly Used Chinese Herbal Medicine Manual) 3. For cystitis: Haijinsha, Cheqiancao, Jixuecao (Centella asiatica), Yidianhong (Emilia sonchifolia), and Baimaogen (Imperata cylindrica) each 30 g, decoct in water and take. (Jiangxi Herbal Medicine Manual) 4. For nephritis edema: Haijinsha, MaTijin (Dichondra repens), and Baimaogen each 30 g, and Yumixu (corn silk) 12 g. Decoct in water and take. (Fujian Materia Medica) 5. For dysentery: Haijinsha 9 g, Yiyigen (Coix lacryma-jobi root) 9 g. Decoct in water, mix with white sugar and take. (Jiangxi Herbal Medicine) 6. For hepatitis: Haijinsha 15 g, Yinxingcao (Siphonostegia chinensis) 30 g, Cheqian (Plantago asiatica) 18 g. Decoct in water and take, 1 dose daily. (Jiangxi Herbal Medicine) 7. For hematemesis (vomiting blood) and epistaxis (nosebleed): Grind Haijinsha into a fine powder. Mix with freshly drawn water and take. (Zhizhi Fang)
