Pakong alagdan is widely distributed in the
The caudex is stout, erect and densely covered with glossy brown scales. The stripes are erect 10 to 40 centimeters long. The fronds are 20 to 200 centimeters long and 10 to 40 centimeters wide. The pinnae are 5 to 20 centimeters long and 0.5 to 2 centimeters wide, and sessile. The sori are arranged in a long continous line close to the costae.
According to Casius the rhizomes are used in
source: Medicinal Plants of the Philippines