Petaloid Travertine Formation (IMAGE) Pensoft Publishers Caption Petaloid travertine formation in the Malinghe Gorge, habitat of anther new species from the nettle family, Pilea guizhouensis. Credit Alex Monro Usage Restrictions CC-BY 3.0 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.