Imbralyx leucanthus
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Faboideae
Genus: Imbralyx
Species:
I. leucanthus
Binomial name
Imbralyx leucanthus
(Kurz) Z.Q.Song (2021)
Varieties[2]

2; see text

Synonyms[2]

Millettia leucantha Kurz (1873)

Millettia leucantha or sathon is a species of plant in the legume family, Fabaceae. It is a perennial flowering tree native to Indo-China – Cambodia, Laos, Myanmar, Thailand, and Vietnam – as well as Bangladesh and southern Yunnan province in China.[2]

It is the provincial tree and flower of Khorat or Nakhon Ratchasima Province in Isaan (Thailand), where it is known as sathon (สาธร).

Varieties

Two varieties are recognized:

  • Imbralyx leucanthus var. buteoides (Gagnep.) Z.Q.Song (synonyms Millettia buteoides Gagnep., Millettia leucantha var. buteoides (Gagnep.) L.K.Phan, Millettia bassacensis Gagnep., and Millettia buteoides var. siamensis Craib) – Cambodia, Laos, Thailand, and Vietnam
  • Imbralyx leucanthus var. leucanthus (synonyms Millettia latifolia Dunn, Millettia leucantha var. latifolia (Dunn) L.K.Phan, Millettia pendula Benth., Millettia utilis Dunn, Phaseoloides pendulum (Benth.) Kuntze, and Pongamia pendula Graham) – Bangladesh, Myanmar, Thailand, and southern Yunnan

Uses

Sathon sauce is a flavouring sauce used in Isaan cuisine. The leaves of two species of Millettia are used for making sathon sauce: Millettia utilis and Millettia leucantha var. buteoides (aka Imbralyx leucanthus var. buteoides).[3] This sauce used for cooking is the only OTOP product made from the sathon tree.[4]

See also

References

  1. ↑ Barstow, M. (2019). "Millettia leucantha". IUCN Red List of Threatened Species. 2019: e.T62026460A62026462. doi:10.2305/IUCN.UK.2019-1.RLTS.T62026460A62026462.en. Retrieved 18 September 2023.
  2. 1 2 3 Imbralyx leucanthus (Kurz) Z.Q.Song. Plants of the World Online. Retrieved 18 September 2023.
  3. ↑ Loei, Pitsanulok and Petchaburi Province
  4. ↑ SEB Program


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