''Catharanthus ovalis'' is a species of

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...

in the dogbane family,

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 ...

. It is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

Madagascar Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an island country in the Indian Ocean, approximately off the coast of East Africa ...

. First published as a species in 1970, several subspecies or varieties have been proposed, however none are now recognized. Tropicos.org. Missouri Botanical Garden. 09 Jun 2019

References

ovalis Ovalis, oval in Latin, may refer to: * Fossa ovalis (disambiguation) * Limbus of fossa ovalis The ''fossa ovalis'' is a depression in the right atrium of the heart, at the level of the interatrial septum, the wall between right and left atri ...

Endemic flora of Madagascar {{Apocynaceae-stub