NOUN
- chiefly small perennial rock ferns: bladder ferns; in some classifications placed in Polypodiaceae
How To Use Cystopteris In A Sentence
- Approximately 160 species of phanerogams, three club-mosses Lycopodium annotinum, Diphasiastrum alpinum and Huperzia selago, two horsetails Equisetum arvense and E. variegatum, and four ferns Cystopteris fragilis, Dryopteris fragrans, Woodsia ilvensis and Woodsia glabella occur in the nominated area. Ilulissat Icefjord, Denmark-Greenland