# Halodule

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{{Short description|Genus of aquatic plants}}
{{automatic taxobox
|image = Halodulesp.jpg
|taxon = Halodule
|authority = [Endl.](/source/Stephan_Ladislaus_Endlicher)
|synonyms_ref = <ref name=c/>
|synonyms =
*''Diplanthera'' <small>Thouars 1806 not Gleditsch 1764 ([Acanthaceae](/source/Acanthaceae)) nor Banks & Sol. ex R. Br. 1810 (syn of ''[Deplanchea](/source/Deplanchea)''  in [Bignoniaceae](/source/Bignoniaceae)) nor Schrank 1819 ([Acanthaceae](/source/Acanthaceae)) nor Raf. 1833 (syn of ''[Platanthera](/source/Platanthera)'' in [Orchidaceae](/source/Orchidaceae))</small>
}}

'''''Halodule''''' is a [genus](/source/genus) of plants in the [family](/source/Family_(taxonomy)) [Cymodoceaceae](/source/Cymodoceaceae) described as a genus in 1841.<ref>[https://www.biodiversitylibrary.org/page/565903#page/1434/mode/1up Endlicher, Stephan Friedrich Ladislaus. 1841. Genera plantarum secundum ordines naturales disposita Supplementum 1(2)1368–1369] in Latin</ref><ref>{{Cite web|url=http://www.tropicos.org/Name/40020400|title=Tropicos {{!}} Name - !Halodule Endl.|website=www.tropicos.org|access-date=2017-02-03}}</ref>  It is  widespread on tropical and semi-tropical ocean shores of all continents except Europe and Antarctica.<ref name="c">{{Cite web|url=http://apps.kew.org/wcsp/namedetail.do?name_id=308055|title=World Checklist of Selected Plant Families: Royal Botanic Gardens, Kew|website=apps.kew.org|language=en-GB|access-date=2017-02-03}}</ref><ref>Davidse, G., M. Sousa Sánchez & A.O. Chater. 1994. Alismataceae a Cyperaceae. 6: i–xvi, 1–543. In G. Davidse, M. Sousa Sánchez & A.O. Chater (eds.) Flora Mesoamericana. Universidad Nacional Autónoma de México, México, D.F.</ref><ref>Schatz, G. E., S. Andriambololonera, Andrianarivelo, M. W. Callmander, Faranirina, P. P. Lowry, P. B. Phillipson, Rabarimanarivo, J. I. Raharilala, Rajaonary, Rakotonirina, R. H. Ramananjanahary, B. Ramandimbisoa, A. Randrianasolo, N. Ravololomanana, Z.S. Rogers, C.M. Taylor & G. A. Wahlert. 2011. Catalogue of the Vascular Plants of Madagascar. Monographs in systematic botany from the Missouri Botanical Garden</ref><ref>{{Cite web|url=http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=114513|title=Halodule in Flora of North America @ efloras.org|website=www.efloras.org|access-date=2017-02-03}}</ref><ref>{{Cite web|url=http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=114513|title=Halodule in Flora of China @ efloras.org|website=www.efloras.org|access-date=2017-02-03}}</ref>

==Species==
Hybridization has been reported in the Pacific between ''H. pinifolia'' and ''H. uninervis''.<ref>Ito, Y. and Nr. Tanaka (2011) [http://www.rbgsyd.nsw.gov.au/science/Scientific_publications/telopea/contents_by_volume/volume_13 Hybridisation in a tropical seagrass genus, ''Halodule'' (Cymodoceaceae), inferred from plastid and nuclear DNA phylogenies] {{Webarchive|url=https://archive.today/20130825034821/http://www.rbgsyd.nsw.gov.au/science/Scientific_publications/telopea/contents_by_volume/volume_13 |date=2013-08-25 }}. ''[Telopea](/source/Telopea_(journal))'' 13: 219-231</ref>

There are six recognised species:<ref name=c/>
*''[Halodule bermudensis](/source/Halodule_bermudensis)'' - [Bermuda](/source/Bermuda)
*''[Halodule ciliata](/source/Halodule_ciliata)'' - [Panama](/source/Panama)
*''[Halodule emarginata](/source/Halodule_emarginata)'' - SE [Brazil](/source/Brazil)
*''[Halodule pinifolia](/source/Halodule_pinifolia)'' - India, [Sri Lanka](/source/Sri_Lanka), [Southeast Asia](/source/Southeast_Asia), [Hainan](/source/Hainan), [Taiwan](/source/Taiwan), [Ryukyu Islands](/source/Ryukyu_Islands), [New Guinea](/source/New_Guinea), [Queensland](/source/Queensland), [Fiji](/source/Fiji), [New Caledonia](/source/New_Caledonia), [Tonga](/source/Tonga), [Caroline Islands](/source/Caroline_Islands)
*''[Halodule uninervis](/source/Halodule_uninervis)'' - shores of [Indian](/source/Indian_Ocean) + [Pacific Ocean](/source/Pacific_Ocean)s, [Red Sea](/source/Red_Sea), [Persian Gulf](/source/Persian_Gulf), [Bay of Bengal](/source/Bay_of_Bengal), [Papuasia](/source/Papuasia), [Queensland](/source/Queensland), [Micronesia](/source/Micronesia)
*''[Halodule wrightii](/source/Halodule_wrightii)'' - [Atlantic Ocean](/source/Atlantic_Ocean) shores including [Caribbean](/source/Caribbean) + [Gulf of Mexico](/source/Gulf_of_Mexico): [Africa](/source/Africa) ([Senegal](/source/Senegal), [Mauritania](/source/Mauritania), [Angola](/source/Angola)), [West Indies](/source/West_Indies), [South America](/source/South_America) ([Venezuela](/source/Venezuela), [Brazil](/source/Brazil)), Mexico, [Central America](/source/Central_America), United States ([TX](/source/Texas) [LA](/source/Louisiana) [MS](/source/Mississippi) [AL](/source/Alabama) [FL](/source/Florida) [NC](/source/North_Carolina) [MD](/source/Maryland))

==References==
{{Reflist}}

==External links==
*[http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?7925,7926 Jepson Manual Treatment]

{{Taxonbar|from=Q2703308}}

Category:Cymodoceaceae
Category:Alismatales genera

{{Alismatales-stub}}

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Adapted from the Wikipedia article [Halodule](https://en.wikipedia.org/wiki/Halodule) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Halodule?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.