Children (9 direct children, 9 direct and indirect children):
Cystopteris fragilis var. fragilis
Cystopteris fragilis var. huteri
Cystopteris fragilis var. laurentiana
Cystopteris fragilis var. protrusa
Cystopteris fragilis subsp. diaphana
Cystopteris fragilis var. tasmanica
Cystopteris fragilis subsp. kansuana
Cystopteris fragilis var. palmensis
Cystopteris fragilis subsp. fragilis