Biology:Leptophyllopsis

From HandWiki

Leptophyllopsis laxa is a species of liverwort in the family Lophocoleaceae.[1] It is the only member of the genus Leptophyllopsis.[2][3]

Description

Type drawing of Leptophyllopsis (Cheiloscyphus) laxa from Flora Antarctica

Leptophyllopsis laxa is a small liverwort, its shoots pale green, translucent, and up to 3 mm (0.12 in) wide. The leaves have a characteristic ragged appearance, due to the formation of adventive caducous teeth on their margins. [4]

Taxonomy

While the genus was originally described as monotypic,[3], another species from southern South America was later placed in Leptophyllopis as L. irregularis.[5] This taxon was later found to be synonymous with an earlier name, Chiloscyphus subviridis, and removed from Leptophyllopsis.[6]

Range

Leptophyllopsis laxa can be found throughout most of New Zealand, including Stewart Island and the sub-Antarctic Islands Campbell and the Auckland Islands. It is also present in Australia, primarily in south-eastern regions.[4][7]

Habitat

Leptophyllopsis laxa forms soft thin mats, usually over soil and tree bases in southern beech forests. It grows more frequently in mid- to upper-elevation, rather than lowland, forests, particularly in northern parts of its range.[4]

References

  1. Söderström, Lars; Hagborg, Anders; Konrat, Matt von; Bartholomew-Began, Sharon; Bell, David; Briscoe, Laura; Brown, Elizabeth; Cargill, D. Christine et al. (29 January 2016). "World checklist of hornworts and liverworts" (in en). PhytoKeys (59): 1–828. doi:10.3897/phytokeys.59.6261. ISSN 1314-2003. PMID 26929706. Bibcode2016PhytK..59....1S. 
  2. Hässel De Menéndez, Gabriela G. (1995). "Little Known Chiloscyphus (hepatophyta) Species from Southern South America 2". The Journal of the Hattori Botanical Laboratory 78: 63–81. doi:10.18968/jhbl.78.0_63. https://doi.org/10.18968/jhbl.78.0_63. 
  3. 3.0 3.1 Schuster, R. M. (1963). "Studies on Antipodal Hepaticae I. Annotated Keys to the Genera of Antipodal Hepaticae with Special Reference to New Zealand and Tasmania". The Journal of the Hattori Botanical Laboratory 26: 185–309. doi:10.18968/jhbl.26.0_185. https://doi.org/10.18968/jhbl.26.0_185. 
  4. 4.0 4.1 4.2 Engel, John J.; Glenny, David (2008). A flora of the liverworts and hornworts of New Zealand. Monographs in systematic botany from the Missouri Botanical Garden. St. Louis: Missouri Botanical Garden Press. ISBN 978-1-930723-66-5. 
  5. Engel, John J. (Winter 1973). "The Raymond E. Hatcher Collection of Hepaticae and Anthocerotae from Southern South America, with New Taxa and Notes on Range Extensions". The Bryologist 76 (4): 528. doi:10.2307/3241412. 
  6. Hässel De Menéndez, Gabriela G. (1995). "Little Known Chiloscyphus (hepatophyta) Species from Southern South America 2". The Journal of the Hattori Botanical Laboratory 78: 63–81. doi:10.18968/jhbl.78.0_63. https://doi.org/10.18968/jhbl.78.0_63. 
  7. Australasian Virtual Herbaria. "Leptophyllopsis laxa" (in en-AU). https://avh.ala.org.au/occurrences/search?q=raw_taxon_name%3A%22Leptophyllopsis+laxa%22+OR+raw_taxon_name%3A%22Leptophyllopsis+laxa+%28Mitt.%29+R.M.Schust.%22+OR+raw_taxon_name%3A%22Leptophyllopsis+laxus+%28Mitt.%29+R.M.Schust.%22+OR+raw_taxon_name%3A%22Leptophyllopsis+laxa+%28Mitt.%29+Schuster%22#tab_mapView. 

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