The Hawaiian name naupaka kahakai means "naupaka of the seashore."

The pulpy fruits tolerate salt water and float on the ocean currents for dispersal to other islands, unlike the dark purple fruits of the other native naupaka species which are eaten and dispersed by birds.
The pulpy fruits tolerate salt water and float on the ocean currents for dispersal to other islands, unlike the dark purple fruits of the other native naupaka species which are eaten and dispersed by birds.

