Pityrogramma calomelanos (L.) Link
Silver Fern / Paku halus (Bru.)
Terrestrial fern that can reach up to 1 m high. Leaves are pinnately compound, composed of 20 pairs of leaflets. Leaflets are thickly papery when dry, adaxially grayish green and glabrous and abaxially covered with white powder particles. Leaflet blades are oblong or oblong-lanceolate, acuminate at apex, broadly cuneate at base with toothed or entire margin. Stalks are dark-brown, slightly hairy, turfed and covered with whitish powder. Sporangia are brown, covering the surface of segments or pinnules. Rhizomes are short, erect, dark golden brown and covered with
The bark is scraped off to get the sap or latex from the inner bark. The sap is massaged on the skin as a remedy for shingles (Kayap). Antihyperglycemic, antimicrobial and antioxidant activities are observed in the
It is commonly growing in the forest edges, near roadsides and clearing sites under full sunlight and partial shade.
Stem cutting, rhizome division and seeds.
Native to Malaysia and
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