Ophiorrhizeae

Xanthophytum is a genus of flowering plants in the family Rubiaceae. The genus is found from tropical and subtropical Asia to the southwestern Pacific.

Neurocalyx is a plant genus in the coffee family Rubiaceae. Species are found in southern India and Sri Lanka.

Lerchea is a genus of flowering plants in the family Rubiaceae. It was described by Carl Linnaeus in 1771. The genus is found from southern China to western Malesia.

Coptophyllum is a genus of flowering plants in the family Rubiaceae. The genus is found from the Nicobar Islands to western Malesia.

species of plant