Dried Shi Wei Pyrrosia Leaf Whole Herb 1kg Bag Traditional Chinese Herbal Tea Ingredient

Dried Pyrrosia Leaf, known in TCM as Shi Wei (石韦), from Pyrrosia lingua, a fern of the Polypodiaceae family. The whole leaf is brushed to remove star-shaped hairs and sporangia, then cut into strips for raw use. In TCM theory it is traditionally associated with clearing heat and supporting normal water metabolism. Store sealed in a cool dry place.

Key Selling Points

• Authentic Shi Wei (石韦) dried fern leaf supplied as a raw Chinese medicinal botanical
• Botanical source Pyrrosia lingua, a perennial Polypodiaceae fern gathered from warm humid mountain stream habitats
• Processed by brushing away the star-shaped hairs and sporangia on the leaf underside, then cut into strips
• Traditionally valued in TCM for its bitter-sweet nature and its association with heat-clearing and damp-draining functions
• Convenient 1kg sealed bag suitable for decoctions, herbal teas, and formula blending

Quality & Sensory

The cut leaf strips typically show a grey-green to brownish-green upper surface with a lighter underside, a dry papery texture, and a faint grassy-herbal aroma. When decocted, the liquor typically tastes mildly bitter with a subtle sweet aftertaste.

Technical Specifications

Usage Scenarios

• Simmered into a traditional herbal decoction
• Brewed as a mild herbal tea, often blended with other botanicals
• Added to multi-herb formulas by herbal shops and practitioners
• Used in seasonal wellness drinks in traditional practice

Traditional Uses

In TCM practice, Shi Wei is traditionally associated with clearing lung heat and promoting normal urination, and it appears in classic decoction formulas for urinary and lung-related patterns. It is commonly simmered with herbs such as Che Qian Zi (车前子) or Dong Kui Zi (冬葵子) in water-draining formulas, or lightly brewed as a daily tea during warm seasons.

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