New to C-Fern?

Find out what C-Fern is and how it can be used for classroom teaching and research

C-Fern®is a specially derived cultivar of an unusual tropical fern, Ceratopteris richardii. C-Fern is a unique teacher and student-friendly instructional tool for the Biology classroom that is easy to grow and observe.

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Under the standard temperature and light conditions, C-Fern develops in about 10-12 days from a single-celled haploid spore to sexually mature gametophytes in which eggs are fertilized by sperm. Mature spores are produced by about 80-90 DFS.

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Most activities use the wild type C-Fern (RNWT1) spores also known as the C-Fern Standard Genotype. Other strains derived from the wild type are useful for investigations in development, genetics, physiology, and ecology. Below is a listing of possible available strains and a brief description.

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