Falcataria moluccana subtropical regions of the world and so has many common names. These include: albizia (Hawaii), Moluccan albizia, sengon (Java), salawaku (Maluku), jeungjing (Indonesia), ai-samtuco (Tetun, East Timor), madre de cacao (East Timor), batai (Malaysia), kerosin tree (Pohnpei), sau, Moluccan sau, and falcata (Philippines). The tree has become invasive in forests in Hawaii and on other Pacific islands. In Hawaii the caterpillars of the endemic Hawaiian koa looper ("Scotorythra paludicola") has been found to defoliate "Falcataria moluccana" and complete their development on this invasive tree without the larvae eating the leaves of their native host "Acacia koa". In Borneo the following
Acacia koa of their electric guitars as well, and still uses a koa-veneered topwood on certain models. Fender made limited edition koa wood models of the Telecaster and the Stratocaster in 2006. Trey Anastasio, guitarist for the band Phish, primarily uses a koa hollowbody Languedoc guitar. Commercial silviculture of koa takes 20 to 25 years before a tree is of useful size. Among other Pacific Islands of volcanic (non-continental) origin, only Vanuatu has native "Acacia" species. "A. heterophylla", from distant Réunion, is very similar and has been suggested to be the closest relative of koa. Genetic sequence analysis results announced in 2014