Joseph, Jikku Maria, Binu Thomas, A Rajendran, and M C Varghese. 2014. “Ornamental Chasmophytes of Urumbikkara Hills, Western Ghats Region of Idukki District, Kerala, India”. Research in Plant Biology 4 (3). https://updatepublishing.com/journal/index.php/ripb/article/view/2618.