Plenckia is a genus of flowering plants belonging to the family Celastraceae.

[1] It is native to Bolivia, Brazil, Paraguay and north-western Argentina.

[1] The genus name of Plenckia is in honour of Joseph Jakob Plenck (1735–1807), an Austrian physician and polymath.

He is now known as a pioneer dermatologist.

[2] It was first described and published in C.F.P.von Martius & auct.