Tachiadenus
# Tachiadenus

Tachiadenus is a plant genus in the gentian family (Gentianaceae), tribe Exaceae. It contains 12 species. The genus is endemic to Madagascar.

## Species

The following species are recognised:

* Tachiadenus antaisaka Humbert
* Tachiadenus boivinii Humbert ex Klack.
* Tachiadenus carinatus Griseb.
* Tachiadenus gracilis Griseb.
* Tachiadenus longiflorus Griseb.
* Tachiadenus longifolius Scott Elliot
* Tachiadenus pervillei Humbert
* Tachiadenus platypterus Baker
* Tachiadenus tubiflorus Griseb.
* Tachiadenus umbellatus Klack.
* Tachiadenus vohimavensis Humbert
