Dryopteris fragrans, Xiang Lin Mao Jue 香鳞毛蕨
Fragrant Shield Fern, Fragrant Wood Fern
Xiang Lin Mao Jue (TCM)
Ldum bu re ral ལྡུམ་བུ་རེ་རལ ‘Minister Fern’ (Tibetan Medicine)
Dryopteris fragrans
Oeder, G.C., Flora Danica, (1761-1883)
Britton and Brown, Illustrated Flora, Vol. 1, 1913
Dryopteris fragrans
(Photo by Superior National Forest) (Wikimedia)
Botanical name:
Dryopteris fragrans
Parts used:
Whole Herb
Temperature & Taste:
Cold, dry. Bitter. slightly Toxic
Uses:
1. Clears Wind-Damp, Resists Poison:
-Arthritis (TCM)
-Dermatitis, Eczema, Psoriasis (TCM)
-Neutralizes Poison (Tibetan)
2. Clears Heat, Resolves Masses:
-Tumors, Cancer: has been effective against Hepatoma, Lung Cancer, Sarcoma etc
-a number of active compounds have demonstrated anti-cancer effects and are Cytotoxic.
-also for Wounds in Tibetan Medicine
3. Clears Heat and Damp:
-Kidney diseases with Fever (Tibetan Medicine)
-Dysentery with Fever (Tibetan Medicine)
Dose:
Powder: 1–3 grams
Decoction: 3–9 grams
Substitute:
Athyrium filix-femina and Matteuccia struthiopteris are used in Buryat region for Ldum bu re ral.
Main Combinations:
Major Formulas:
Universal Conquering Vajra (Tibetan Mediicne)
Cautions:
Avoid overdose
Main Preparations used:
1. Compounds from Dryopteris Fragrans (L.) Schott with Cytotoxic Activity
2. A New Human Cancer Cell Proliferation Inhibition Sesquiterpene, Dryofraterpene A, from Medicinal Plant Dryopteris fragrans (L.) Schott
3. Anticancer Phenolics from Dryopteris fragrans (L.) Schott
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