Kingdom: Plantae (2629)
Phylum: Tracheophyta (2532)
Class: Magnoliopsida (2141)
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