Larsen, Kai, and Supee Saksuwan Larsen. 2014. “A new species of Spatholirion (Commelinaceae) from Thailand and further notes on S. ornatum”. Thai Forest Bulletin (Botany), no. 31 (December):39-43. https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/24399.