Axinaea affinis (image) University of Vienna Caption A flower of Axinaea affinis is shown. Note the strong visual color contrast between the yellow, bulbous stamen appendages (bellows organs) and the pink petals. The pollen is contained in the anthers, the blackish, elongated structures connected to the bulbous appendages Credit Copyright: Agnes Dellinger Usage Restrictions None 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.