Cystopteris fragilis
Cystopteris fragilis is a species of fern known by the common names brittle bladder-fern[1] and common fragile fern. It can be found worldwide, generally in shady, moist areas. The leaves are up to 30 or 40 centimeters long and are borne on fleshy petioles. Each leaf is divided into many pairs of leaflets, each of which is subdivided into lobed segments. The underside of the leaf has many rounded sori containing the sporangia.
| Cystopteris fragilis | |
|---|---|
 | |
| Sori | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Class: | Polypodiopsida |
| Order: | Polypodiales |
| Suborder: | Aspleniineae |
| Family: | Cystopteridaceae |
| Genus: | Cystopteris |
| Species: | C. fragilis |
| Binomial name | |
| Cystopteris fragilis | |
| Synonyms | |
|
Filix fragilis (L.) Underw. | |
References
- "BSBI List 2007". Botanical Society of Britain and Ireland. Archived from the original (xls) on 2015-01-25. Retrieved 2014-10-17.
External links
- Jepson Manual Treatment: Cystopteris fragilis
- USDA Plants Profile: Cystopteris fragilis
- Flora of North America: Cystopteris fragilis
- Cystopteris fragilis — U.C. Photo gallery
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.