Bencao Gangmu Reference Library
剑麻 / 西沙尔龙舌兰 / 菠萝麻 / 剑兰同属 / 琼麻 / 剑麻草 — Agave sisalana Perrine (syn. Agave rigida var. sisalana)
Pinyin: Jiànmá / Xīshā'ěr Lóngshélán / Bōluómá · Malay: Pokok Sisal / Sisal / Pokok Tali Sisal / Nanas Tali / Sisal Hemp · Family: Asparagaceae (天门冬科 / 龙舌兰科)
Energetics
Cool (微寒 / 凉 / 苦微凉)
Flavor
Bitter, astringent, bland, slightly acrid in raw sap (苦、大涩、淡、微寒)
Meridians
Liver (肝), Lung (肺), Large Intestine (大肠)
Traditional Edict
Sisal Hemp (Pokok Sisal / Jian Ma / Qiong Ma). Stiff erect sword leaves yielding marine cordage fiber. World's Primary Industrial Source of Hecogenin: used synthetically to synthesize cortisone and steroid hormones, while leaf juice stanches traumatic hemorrhage and washes fungal scabies.
Cautions & Contraindications
- Raw fresh leaf juice contains saponins and oxalate crystals (handle with gloves; boil before clinical use). High topical safety profile once boiled. Contraindicated in raw state internally.
Clinical Applications
- Pharmaceutical synthesis of corticosteroids (dexamethasone, hydrocortisone via Hecogenin extraction), traumatic external capillary hemorrhage, superficial wound granulation, and anti-fungal skin washes.
Quality Markers
Mechanism & Phytochemistry
1. Hecogenin possesses a C-12 ketone group making it the ideal starting material for semi-synthetic glucocorticoids. 2. Astringent tannins and saponins cross-link proteins to halt capillary bleeding.
Preparation & Dosage
THE SOVEREIGN SISAL WOUND STYPTIC & GRANULATION WASH: 30 g dried boiled leaf fibers or pulp boiled in 500 mL water for 20 min; used to cleanse weeping wounds and fungal dermatitis. Industrial extraction: specialized acid hydrolysis yields pharmaceutical Hecogenin.
Appended Prescriptions
- 1. The Sovereign External Hemorrhage & Wound Wash with Bletilla striata (Bai Ji). 2. Anti-Fungal Cutaneous Scabies Wash with Melaleuca cajuputi (Gelam).
Yemama Apothecary · Petaling Jaya, Malaysia · For educational and clinical reference only
