Acystopteris

Acystopteris is a genus of ferns in the family Cystopteridaceae.^[1]

Acystopteris
Acystopteris tenuisecta
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Division:	Polypodiophyta
Class:	Polypodiopsida
Order:	Polypodiales
Suborder:	Aspleniineae
Family:	Cystopteridaceae
Genus:	Acystopteris Nakai (1933)
Type species
Acystopteris japonica (Luerssen) Nakai
Synonyms
Cystopteris (Acystopteris) (Nakai 1933) Blasdell 1963

Phylogeny

This genus includes the following species:^[2]

Phylogeny from Fern Tree of Life[3][4]
Acystopteris A. japonica (Luerssen) Nakai 1933 A. taiwaniana (Tagawa) Á.Löve & D.Löve 1977 A. tenuisecta (Blume) Tagawa 1938