Biology:Asplenium surrogatum

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Short description: Species of fern in the spleenwort family

Asplenium surrogatum
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Division: Polypodiophyta
Class: Polypodiopsida
Order: Polypodiales
Suborder: Aspleniineae
Family: Aspleniaceae
Genus: Asplenium
Species:
A. surrogatum
Binomial name
Asplenium surrogatum
P.S.Green
Synonyms[1]
  • Asplenium lucidum var. incisum (Benth.) Bonap.
  • Benth. Asplenium obtusatum var. incisum

Asplenium surrogatum is a species of fern in the family Aspleniaceae.[1][2] It is endemic to Australia's subtropical Lord Howe Island in the Tasman Sea. It grows both terrestrially and as an epiphyte. It occurs in forest at high elevations on the island's mountains.[3]

Taxonomy

A global phylogeny of Asplenium published in 2020 divided the genus into eleven clades,[4] which were given informal names pending further taxonomic study. A. surrogatum belongs to the "Neottopteris clade",[5] members of which generally have somewhat leathery leaf tissue. It forms a clade with A. milnei and A. pteridoides, two other Lord Howe Island endemics, suggesting that all three species diverged after a single colonization of the island by their ancestor.[6] This clade is sister to a large group of Pacific Ocean spleenworts.[5]

References

  1. 1.0 1.1 "Asplenium surrogatum P.S.Green". The Trustees of the Royal Botanic Gardens, Kew. n.d.. https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:17528190-1. 
  2. "Asplenium surrogatum P.S.Green". Species 2000. n.d.. https://www.catalogueoflife.org/data/taxon/B96K5. 
  3. Brown, E.A.. "Asplenium surrogatum P.S.Green". PlantNET: New South Wales Flora Online. National Herbarium of NSW: Sydney. http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Asplenium~surrogatum. Retrieved 2014-01-23. 
  4. Xu et al. 2020, p. 27.
  5. 5.0 5.1 Xu et al. 2020, p. 31.
  6. Xu et al. 2020, p. 41.

Wikidata ☰ Q16748696 entry