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Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Rosids
Order: Fabales
Subfamily: Cercidoideae[1]
Tribe: Bauhinieae[2]
Genus: Gigasiphon
Type species
Gigasiphon humblotianum
(Baill.) Drake

3; see text.

  • Tournaya A. Schmitz

Gigasiphon is a genus of legume in the Fabaceae family. The genus is circumscribed is defined by "a long-tubular hypanthium, an arborescent habit, and a calyx divided into two lobes."[2]


Gigasiphon comprises the following species:[4][5][6]


  1. ^ The Legume Phylogeny Working Group (LPWG). (2017). "A new subfamily classification of the Leguminosae based on a taxonomically comprehensive phylogeny". Taxon. 66 (1): 44–77. doi:10.12705/661.3. 
  2. ^ a b Sinou C, Forest F, Lewis GP, Bruneau A (2009). "The genus Bauhinia s.l. (Leguminosae): a phylogeny based on the plastid trnLtrnF region". Botany. 87 (10): 947–960. doi:10.1139/B09-065. 
  3. ^ Wunderlin RP. (2010). "Reorganization of the Cercideae (Fabaceae: Caesalpinioideae)" (PDF). Phytoneuron. 48: 1–5. 
  4. ^ "ILDIS LegumeWeb entry for Gigasiphon". International Legume Database & Information Service. Cardiff School of Computer Science & Informatics. Retrieved 8 May 2014. 
  5. ^ USDA, ARS, National Genetic Resources Program. "GRIN species records of Gigasiphon". Germplasm Resources Information Network—(GRIN) [Online Database]. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved 5 May 2014. 
  6. ^ "The Plant List entry for Gigasiphon". The Plant List. Royal Botanic Gardens, Kew and the Missouri Botanical Garden. 2013. Retrieved 5 May 2014.