Drynaria sparsisora, commonly known as the "langlayang fern," is a member of the Polypodiaceae family. This plant typically grows on rocks, in open areas, along riverbanks, and can also exist as an epiphyte on tall trees. Its leaves are characterized by fertile margins with a pinnate venation pattern, and the central part of the petiole is broad, short, and thin. This study aims to isolate seco…