160,128 species and infraspecific names are in the database, 22,602 images, 62,228 bibliographic items, 471,446 distributional records.

Posidonia australis J.D.Hooker 1858

Classification:
Empire Eukaryota
Kingdom Plantae
Phylum Tracheophyta
Subphylum Euphyllophytina
Infraphylum Spermatophytae
Superclass Angiospermae
Class Monocots
Subclass Alismatidae
Order Alismatales
Family Posidoniaceae
Genus Posidonia

Pictures

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Posidonia australis J.D.Hooker
Cape Peron, Western Australia. J.M. Huisman. © J.M. Huisman.

Posidonia australis J.D.Hooker
Cape Peron, Western Australia; fruit. J.M. Huisman. © J.M. Huisman.

Posidonia australis J.D.Hooker
Australia. 09 Dec 2011. Robert Anderson (anderson@botzoo.uct.ac.za). © Robert Anderson (anderson@botzoo.uct.ac.za).

Posidonia australis J.D.Hooker
Australia. 09 Dec 2011. Robert Anderson (anderson@botzoo.uct.ac.za). © Robert Anderson (anderson@botzoo.uct.ac.za).

Posidonia australis J.D.Hooker
Australia. 09 Dec 2011. Robert Anderson (anderson@botzoo.uct.ac.za). © Robert Anderson (anderson@botzoo.uct.ac.za).

Posidonia australis J.D.Hooker
Rottnest Island, Western Australia. 25 May 2011. John Huisman. © John Huisman (j.huisman@murdoch.edu.au).

Posidonia australis J.D.Hooker
Shoalwater Bay, south of Perth, Western Australia. 25 May 2011. John Huisman. © John Huisman (j.huisman@murdoch.edu.au).

Posidonia australis J.D.Hooker
Cape Peron, south of Perth, Western Australia. 25 May 2011. John Huisman. © John Huisman (j.huisman@murdoch.edu.au).

 

Halosaccion tilesii Kjellman

Posidonia australis J.D.Hooker Cape Peron, south of Perth, Western Australia
© John Huisman (j.huisman@murdoch.edu.au)

Publication details
Posidonia australis J.D.Hooker 1858: 43

Published in: Hooker, J.D. (1858). The botany of the Antarctic voyage of H.M. Discovery ships Erebus and Terror in the years 1839-1843. III. Flora Tasmaniae. Vol. 2. (Monocotyledones). . London: Lovell Reeve.

Type species
The type species (holotype) of the genus Posidonia is Posidonia caulinii K.D.Koenig.

Status of name
This name is of an entity that is currently accepted taxonomically.

Type information
Type locality: Georgetown, Tasmania (Robertson 1984: 94). Lectotype: Gunn 1347; K (Robertson 1984: 94).

Origin of species name
Adjective (Latin), south, southern (Stearn 1973).

Synonym(s)
No synonyms are currently included in AlgaeBase.

Habitat notes
Occurs from just below low water mark, where the tops of the leaves are emergent at low tide to about 15 m deep and grows sympatrically with both P. angustifolia and P. sinuosa in the shallower part of their range (Robertson 1984). - (24 Jun 2010) - Wendy Guiry

General environment
This is a marine species.

Detailed distribution with sources (Click to Load)

Key references
Hartog, C. den (1970). The sea-grasses of the world. Verhandelingen der Koninklijke Nederlandse Akademie van Wetenschappen, Afdeling Natuurkunde, Tweede Reeks 59(1): [1-]6-275, 63 figs, 31 plates.

Huisman, J.M. (2019). Marine plants of Australia Revised edition. pp. [i]-xviii, [1]-435, numerous col. figs. Crawley Western Australia: UWA Publishing.

Robertson, E.L. (1984). Seagrasses. In: The marine benthic flora of Southern Australia. Part 1. (Womersley, H.B.S. Eds), pp. 57-122. Adelaide: D.J. Woolman, Government Printer, South Australia.

Scott, F.J. (2017). Marine plants of Tasmania. pp. [i]-viii, 1-360, numerous col. illus. Hobart: Tasmania Herbarium, Tasmanian Museum and Art Gallery.

Created: 03 December 1999 by M.D. Guiry

Verified by: 17 January 2020 by M.D. Guiry

Accesses: This record has been accessed by users 1704 times since it was created.

Verification of data
Users are responsible for verifying the accuracy of information before use, as noted on the website Content page.

References
(Please note: only references with the binomials in the title are included. The information is from the Literature database.)

Cambridge, M.L. (1975). Seagrasses of south-western Australia with special reference to the ecology of Posidonia australis Hook. f. in a polluted environment. Aquatic Botany 1: 149-161.
Silberstein, K., Chiffings, A.W. & McComb, A.J. (1986). The loss of seagrass in Cockburn Sound, Western Australia. III. The effect of epiphytes on productivity of Posidonia australis Hook. F.. Aquatic Botany 24: 355-371.
Walker, D.I. & McComb, A.J. (1985). Decomposition of leaves from Amphibolis antarcita (Labill.) Sonder et Aschers. and Posidonia australis Hook. f. the major seagrass species of Shark Bay, Western Australia. Botanica Marina 28: 407-413.

Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=21531

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 02 March 2021.

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