Posidonia ostenfeldii

Posidonia ostenfeldii
Conservation status
	; Least Concern (IUCN 3.1)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Order:	Alismatales
Family:	Posidoniaceae
Genus:	Posidonia
Species:	P. ostenfeldii
Binomial name
	Posidonia ostenfeldii; Hartog

Posidonia ostenfeldii is a species of seagrass that occurs in the southern waters of Australia.

Description

A species of Posidonia. A perennial rhizomatous herb that appears as clumps on sand in marine habitat. It is found at depths between 1 and 15 metres. The leaf blades are 6–12 mm wide.

Distribution

This species is found in waters around the southern coast of Australia. Posidonia ostenfeldii is recorded at the edge of the Esperance Plains, the Archipelago of the Recherche, at the southern coast of Southwest Australia.

Taxonomy

This species is contained by the Posidoniaceae family, one of eight occurring in southern Australia. The ninth member, Posidonia oceanica, is found in the mediterranean sea. Several related species within Posidonia are described as the Posidonia ostenfeldii complex.

References

Short, F.T., Carruthers, T.J.R., Waycott, M., Kendrick, G.A., Fourqurean, J.W., Callabine, A., Kenworthy, W.J. & Dennison, W.C. 2010. Posidonia ostenfeldii. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 9 January 2013.

External links

"Posidonia ostenfeldii". Australian Plant Name Index (APNI), IBIS database. Centre for Plant Biodiversity Research, Australian Government.

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[1] Short, F.T., Carruthers, T.J.R., Waycott, M., Kendrick, G.A., Fourqurean, J.W., Callabine, A., Kenworthy, W.J. & Dennison, W.C. 2010. Posidonia ostenfeldii. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 9 January 2013.