# Gigasiphon

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{{Short description|Genus of legumes}}
{{Automatic taxobox
|image = Gigasiphon macrosiphon 0zz.jpg
|image_caption = ''Gigasiphon macrosiphon''
|display_parents = 2
|taxon = Gigasiphon
|authority = Drake
|type_species = ''[Gigasiphon humblotianum](/source/Gigasiphon_humblotianum)''
|type_species_authority = (Baill.) Drake
|subdivision_ranks = Species
|subdivision = 5; see text
}}

'''''Gigasiphon''''' is a genus of plants in the family [Fabaceae](/source/Fabaceae). The genus is [circumscribed](/source/circumscription_(taxonomy)) is defined by "a long-tubular hypanthium, an arborescent habit, and a calyx divided into two lobes".<ref name="Sinou">{{cite journal | title = The genus ''Bauhinia'' s.l. (Leguminosae): a phylogeny based on the plastid ''trnL''–''trnF'' region | year = 2009 |vauthors=Sinou C, Forest F, Lewis GP, Bruneau A | journal = [Botany](/source/Botany_(journal)) | volume = 87 | issue = 10 | pages = 947–960 | doi = 10.1139/B09-065 }}</ref> It includes five species native to eastern Africa, Madagascar, the Philippines, New Guinea, and Lesser Sunda Islands.<ref name = powo>[https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:22484-1 ]. 

{{cite web | url =https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:22484-1 | title = ''Gigasiphon'' Drake | date = 2023 | website = [Plants of the World Online](/source/Plants_of_the_World_Online) | publisher = [Royal Botanic Gardens, Kew](/source/Royal_Botanic_Gardens%2C_Kew)| accessdate = 31 August 2023 }}</ref> 

==Species==
''Gigasiphon'' comprises the following species:<ref>{{cite web | url = http://www.ildis.org/LegumeWeb?version~10.01&genus~Gigasiphon&species~ | title = ILDIS LegumeWeb entry for ''Gigasiphon'' | author = <!--Staff writer(s); no by-line.--> | website = International Legume Database & Information Service | publisher = Cardiff School of Computer Science & Informatics | accessdate = 8 May 2014 }}</ref><ref>{{cite web | url = http://www.ars-grin.gov/cgi-bin/npgs/html/splist.pl?14647 | title = GRIN species records of ''Gigasiphon'' | author = USDA | author-link = USDA | author2 = ARS | author2-link = Agricultural Research Service | author3 = National Genetic Resources Program | date = | website = [Germplasm Resources Information Network](/source/Germplasm_Resources_Information_Network)—(GRIN) [Online Database] | publisher = [National Germplasm Resources Laboratory](/source/Henry_A._Wallace_Beltsville_Agricultural_Research_Center), Beltsville, Maryland | accessdate = 5 May 2014 }}</ref><ref name= powo/>
<!-- Gigasiphon amplus is a misspelling of Gigasiphon amplum  -->
* ''[Gigasiphon amplum](/source/Gigasiphon_amplum)'' <small>(Span.) de Wit</small>
* ''[Gigasiphon dolichocalyx](/source/Gigasiphon_dolichocalyx)'' <small>(Merr.) de Wit</small>
* ''[Gigasiphon humblotianum](/source/Gigasiphon_humblotianum)'' <small>(Baill.) Drake</small>
* ''[Gigasiphon macrosiphon](/source/Gigasiphon_macrosiphon)'' <small>(Harms) Brenan</small>
* ''[Gigasiphon schlechteri](/source/Gigasiphon_schlechteri)'' <small>(Harms) de Wit</small>

'''Note:''' ''Gigasiphon gossweileri'' is now in the African monotypic genus ''[Tournaya](/source/Tournaya)''

==References==
{{Reflist|2}}

{{Taxonbar|from=Q5560258}}

Category:Cercidoideae
Category:Fabaceae genera
Category:Taxonomy articles created by Polbot
Category:Fabales of Asia

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