Large-flowered lady's-slipper (Cypripedium macranthos) (IMAGE) Pensoft Publishers Caption In the studied area, one of the largest populations of large-flowered lady's-slipper (Cypripedium macranthos) is likely to be found. The total number of plant specimens, according to researchers, can reach 5000. Credit Alexander Dubynin Usage Restrictions CC-BY 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.