Supplements to the Pteridophytes in Taiwan (I): Dryopteris decipiens (Hook.) Kuntze (Dryopteridaceae)

This paper reports Dryopteris decipiens (Hook.) Kuntze collected from northern Taiwan. The species can be distinguished from other congeners by its pinnate fronds with pinnatifid apex, costa on abaxial side covered by small saccate scales and usually a single row of sori on each side of costa. A key to the related taxa, taxonomic description, illustration, spore characteristics, and geographical distribution are provided here.