Neomartensia Borhidi & Lozada-Pérez Martensianthus is a genus of flowering plants belonging to the family Rubiaceae.
[1] It is native to southern Mexico.
[1] The genus name of Martensianthus is in honour of Martin Martens (1797–1863), a Belgian botanist and chemist born in Maastricht, Netherlands.
[2] It was first described and published in Acta Bot.
Hung.