What is "klackenbergia"

Klackenbergia is a genus of flowering plants belonging to the gentian family ( Gentianaceae) and the tribe Exaceae. It only contains two species, both endemic to Madagascar. They are notable for their inflorescence with characteristic long bracts and bracteoles and sub-sessile flowers arranged in axillary fascicules at each node.

The genus is named after Jens Klackenberg (1951-).