Kadua romanzoffiensis

Kadua romanzoffiensis is a species of flowering plant in the family Rubiaceae, native to parts of the southwestern Pacific (Niue, Samoa, Tokelau and Manihiki, Tuvalu) and much of the south-central Pacific (the Cook Islands, the Line Islands, the Pitcairn Islands, the Society Islands, the Tuamotus, and the Tubuai Islands).