Macadamia jansenii raceme (IMAGE) University of Queensland Caption The flower or raceme of the critically endangered Macadamia jansenii - one of four macadamia species that are native to Australia. Credit Bruce Topp, University of Queensland Usage Restrictions None 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.