Pterodon is a genus of flowering plants in the legume family, Fabaceae. It includes four species of trees native to Brazil and Bolivia. Typical habitats include seasonally-dry tropical forest, woodland (cerrado), and thorn shrubland (caatinga), often on rocky outcrops.[1] It belongs to the subfamily Faboideae.

Pterodon
Pterodon emarginatus
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Faboideae
Tribe: Dipterygeae
Genus: Pterodon
Vogel (1837)
Species[1]

Four; see text

Synonyms

Commilobium Benth. (1837)

Pterodon can be distinguished from other members of the Dipterygeae as follows:

the leaf rachis is exalate, the fruit is a cryptosamara with oil glands in the epicarp, the seed testa is smooth and the raphe is apparent, with the hilum in a lateral position covered by an aril and a smooth embryo.[2]

Species

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Four species are accepted:[1][3][4]

References

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  1. ^ a b c "Pterodon Vogel". Plants of the World Online. Retrieved 17 September 2023.
  2. ^ Gonçalves Leite V, Freitas Mansano V, Pádua Teixeira S (2014). "Floral ontogeny in Dipterygeae (Fabaceae) reveals new insights into one of the earliest branching tribes in papilionoid legumes". Botanical Journal of the Linnean Society. 174 (4): 529–550. doi:10.1111/boj.12158.
  3. ^ "ILDIS LegumeWeb entry for Pterodon". International Legume Database & Information Service. Cardiff School of Computer Science & Informatics. Retrieved 30 January 2014.
  4. ^ USDA; ARS; National Genetic Resources Program. "GRIN species records of Pterodon". Germplasm Resources Information Network—(GRIN) [Online Database]. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved 30 January 2014.