1.
Gibby M, Middleton DJ. Flora of Peninsular Malaysia, Series I: Ferns and Lycophytes, Volume 1 (Malayan Forest Records No. 48) . B. S. Parris, R. Kiew, R. C. K. Chung, L. G. Saw & E. Soepadmo (eds). / Flora of Peninsular Malaysia, Series II: Seed Plants, Volume . Edinburgh J. Bot. 2011;68(2):328-330. doi:10.1017/S0960428611000187