Four palm species, previously unknown hosts for Rhynchophorus palmarum L. (Coleoptera: Curculionidae), were killed by this invasive weevil in Balboa Park, San Diego County, California, USA. The 4 new species recorded as reproductive R. the first time are Brahea edulis, Jubaea chilensis, Phoenix reclinata, and Sabal bermudana (all Arecaceae). canariensis Chabaud (Arecaceae) is most highly attack...