Proctor, J., G. C. Argent, and D. A. Madulid. “Forests of the Ultramafic Mount Giting-Giting, Sibuyan Island, the Philippines”. Edinburgh Journal of Botany 55, no. 2 (April 26, 2010): 295–316. Accessed September 15, 2026. https://journals.rbge.org.uk/ejb/article/view/933.