Twining Bean Making a Complete Revolution around Its Support (video) Botanical Society of America Share Print E-Mail Loading video... Caption This is a twining bean, Phaseolus vulgaris, shown in time lapse photographic record. In about 12h the vine makes a complete revolution around its support. Credit Courtesy of Wendy K. Silk, University of California, Davis, California Usage Restrictions None Share Print E-Mail 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.