Asplenium ascensionis

From Wikipedia, the free encyclopedia

Asplenium ascensionis
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Division: Polypodiophyta
Class: Polypodiopsida
Order: Polypodiales
Suborder: Aspleniineae
Family: Aspleniaceae
Genus: Asplenium
Species:
A. ascensionis
Binomial name
Asplenium ascensionis

Asplenium ascensionis is a species of fern in the family Aspleniaceae that is endemic to Ascension Island. Its natural habitats are receding due to introduced vegetation. It is threatened by habitat loss.

Distribution and habitat[edit]

A. ascensionis is endemic to central Ascension Island in the South Atlantic Ocean, where it grows on Green Mountain and the surrounding areas at altitudes of 430–770 m (1,410–2,530 ft) above sea level.[1][2]

Description[edit]

A. ascensionis is a small fern with a creeping habit.[2] The fronds measure 3–6 in (76–152 mm) long with 15-25 irregularly-shaped pinnae on each side.[3]

References[edit]

  1. ^ a b Lambdon, P.W.; Stroud, S.; Gray, A.; Niissalo, M.; Renshaw, O. (2012). "Asplenium ascensionis". IUCN Red List of Threatened Species. 2012: e.T43918A2989782. doi:10.2305/IUCN.UK.2012-1.RLTS.T43918A2989782.en. Retrieved 16 November 2021.
  2. ^ a b Ascension Island Government (2015). "Asplenium ascensionis species action plan" (PDF). Ascension Island Government Conservation Department. Archived (PDF) from the original on 18 September 2021. Retrieved 31 May 2024.
  3. ^ Watson, Sereno (1891). "Contributions to American Botany". Proceedings of the American Academy of Arts and Sciences. 26: 163. ISSN 0199-9818. LCCN sf86003040 – via Biodiversity Heritage Library.