Synonyms: Agalma kavaiense (homotypic); Dipanax dipyrenus; Dipanax kavaiensis (homotypic); Dipanax mannii; Heptapleurum dipyrenum; Heptapleurum kavaiense (homotypic); Pterotropia dipyrena; Pterotropia kaalae; Pterotropia kavaiensis (homotypic); Schefflera dipyrena; Tetraplasandra kavaiensis (homotypic); Tetraplasandra kavaiensis var. dipyrena; Tetraplasandra kavaiensis var. grandis; Tetraplasandra kavaiensis var. intercedens; Tetraplasandra kavaiensis var. koloana; Tetraplasandra kavaiensis var. nahikuensis; Tetraplasandra kavaiensis var. occidua; Tetraplasandra kavaiensis var. robustior; Tetraplasandra micrantha; Tetraplasandra turbans; Tetraplasandra turbens