American Acorn (Quercus garryana) (IMAGE) CABI Caption American acorn (Quercus garryana) with fungus on the inside of the skin and feeding damage by weevil larvae. Credit CABI/Iva Franić Usage Restrictions Please credit CABI/Iva Franić License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.