The alate rachis that is decurrent along the petiole would suggest Tectaria decurrens. However, the breaks in this tissue at each pinna is in conflict with that species. This plant may be a hybrid between T. decurrens and T. repanda, which Holttum (1991) reports being very common.
Holttum, R.E., 1991. Tectaria group. Flora Malesiana-Series 2, Pteridophyta, 2(1), pp.1-124.
