Cystopteris chinensis

Cystopteris chinensis is a species of fern in the family Cystopteridaceae. It was formerly placed as the sole species in the genus Cystoathyrium, not recognized in the Pteridophyte Phylogeny Group classification of 2016 (PPG I).^[2] The forest in Sichuan, China from which the species was originally described in 1963 has since disappeared, and only one individual plant of this species was found in the remaining bush.^[1]

Cystopteris chinensis
Conservation status
Critically Endangered  (IUCN 3.1)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Division:	Polypodiophyta
Class:	Polypodiopsida
Order:	Polypodiales
Suborder:	Aspleniineae
Family:	Cystopteridaceae
Genus:	Cystopteris
Species:	C. chinensis
Binomial name
Cystopteris chinensis (Ching) R.Wei & X.C.Zhang
Synonyms
Cystoathyrium chinense Ching