''Triplosperma'' is a genus of plants in the

Apocynaceae Apocynaceae (from ''Apocynum'', Greek for "dog-away") is a family of flowering plants that includes trees, shrubs, herbs, stem succulents, and vines, commonly known as the dogbane family, because some taxa were used as dog poison Members of the ...

, first described as a genus in 1838. It contains only one known species, ''Triplosperma cochinchinensis'', native to

Indochina Mainland Southeast Asia, also known as the Indochinese Peninsula or Indochina, is the continental portion of Southeast Asia. It lies east of the Indian subcontinent and south of Mainland China and is bordered by the Indian Ocean to the west an ...

.Tropicos
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References

Asclepiadoideae Monotypic Apocynaceae genera {{Apocynaceae-stub