(Scleroglossum)
Scleroglossum is a genus of ferns belonging to the Polypodiaceae family . It is native to Southeast Asia . There are 12 species described, of which only 2 have been accepted to date. Scleroglossum was described by Cornelis Rugier Willem Karel van Alderwerelt van Rosenburgh and published in Bulletin du Jardin Botanique de Buitenzorg , ser. 2 , 2 (7): 37-39. 1912. The type species is: Scleroglossum pusillum (Blume) Alderw.