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Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Duparquetioideae
Legume Phylogeny Working Group [1]
Genus: Duparquetia
Species: D. orchidacea
Binomial name
Duparquetia orchidacea
  • Duparquetiinae H.S.Irwin & Barneby
  • Oligostemon Benth.

Duparquetia orchidacea is a liana which is native to tropical west Africa. It is the only species in the subfamily Duparquetioideae. It is found in humid tropical forests in West and Central Africa.[1] It is a basal member of the Fabaceae, as evidenced by the distinctive structure of its flowers and wood, and phylogenetic studies.[2]


  1. ^ a b 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. ^ Prenner G, Klitgaard BB. (2008), "Towards unlocking the deep nodes of Leguminosae: Floral development and morphology of the enigmatic Duparquetia orchidacea (Leguminosae, Caesalpinioideae)", Am J Bot, 95 (11): 1349–65, doi:10.3732/ajb.0800199, PMID 21628144