Martensianthus

Martensianthus is a genus of flowering plants belonging to the family Rubiaceae.

It is native to southern Mexico.

The genus name of Martensianthus is in honour of Martin Martens (1797–1863), a Belgian botanist and chemist born in Maastricht, Netherlands. It was first described and published in Acta Bot. Hung. Vol.53 on page 25 in 2011.

Known species
According to Kew:
 * Martensianthus breviflorus (Borhidi & Salas-Mor.) Borhidi
 * Martensianthus galeottii (M.Martens) Borhidi & Lozada-Pérez
 * Martensianthus macdougallii (Lorence) Borhidi & Lozada-Pérez
 * Martensianthus micranthus (Borhidi) Borhidi
 * Martensianthus viticellus (Lorea-Hern. & Lozada-Pérez) Borhidi