Witnessed by: Ayurveda

Walking maidenhair fern (Adiantum lunulatum), of the Pteridaceae family. Small tufted fern with black hair-like stalks and crescent-shaped pinnae; native range: damp shaded rocks, walls and stream-banks across India and tropical Asia. Globally recognized as hamsapadi · tripadi in Sanskrit, parsiaoshan in Persian, and walking maidenhair, black maidenhair in English. The part used is whole plant (herb). Faintly sweetish then astringent, with a green haylike smell when dried.

In this cross-tradition database, we analyze how this substance operates across world medicine systems — tracking its traditional tastes, temperatures, tissue affinities, post-digestive effects, and planetary correspondences across Ayurveda, Unani, and Western herbalism.

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