Sphaeropteris lunulata

Sphaeropteris lunulata is a species of tree fern in the family Cyatheaceae, native from Sulawesi in Malesia and the Bismarck Archipelago in Papuasia to the western Pacific. It was first described by Georg Forster in 1786 as Polypodium lunulatum and transferred to Sphaeropteris by Rolla Tryon in 1970.