Drynaria sparsisora, commonly known in Java as “simbar layangan” or “paku langlayang”, belongs to the family Polypodiaceae. This plant is characterized by an upright rhizome with a tapering base and dense scales, as well as dimorphic leaves. It is often found growing on rocks, in open areas such as riverbanks, and on tall trees. This study aimed to isolate secondary metabolites from the…