Kingdom: Plantae (2635)
Phylum: Tracheophyta (2573)
Class: Magnoliopsida (2146)
Order: Gentianales (112)
Family: Rubiaceae (61)(family description)
Genus: Psychotria (4)
Epithet: yunnanensis Hutch. (2)
yunnanensis => pertaining to Yunnan, a province of south-west China