Ctenitis squamigera
Ctenitis squamigera, commonly known as the Pacific lacefern or pauoa, is a critically endangered species of fern found only on the islands of Hawaii.[2] In 2003 there were at least 183 individuals remaining, divided among 23 populations.[3] Several populations consist of only one to four plants.[3]
| Ctenitis squamigera | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Class: | Polypodiopsida |
| Order: | Polypodiales |
| Suborder: | Polypodiineae |
| Family: | Dryopteridaceae |
| Genus: | Ctenitis |
| Species: | C. squamigera |
| Binomial name | |
| Ctenitis squamigera (Brack.) Copel.[1] | |
Threats to the species include the degradation of the Hawaiian forests by Axis deer, Mouflon sheep, feral pigs and goats, and invasive plant species such as Santa Barbara daisy and guava.[3]
This fern is a federally listed endangered species of the United States.
References
- Hassler, Michael & Schmitt, Bernd (January 2020). "Ctenitis squamigera". Checklist of Ferns and Lycophytes of the World. 8.20. Retrieved 2020-02-02.
- Bruegmann, M. M. & V. Caraway. (2003). Ctenitis squamigera. IUCN Red List of Threatened Species. IUCN 2010. www.iucnredlist.org Archived June 27, 2014, at the Wayback Machine. Retrieved on 23 February 2011.
- USFWS. Ctenitis squamigera Five-year Review. July 2009.
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