Phutthai, Thamarat, Theerawat Thananthaisong, Kunanon Daonurai, Priwan Srisom, Somran Suddee, and Mark Hughes. “Begonia sirindhorniana (Begoniaceae) a new species from Thailand”. Thai Forest Bulletin (Botany) 49, no. 2 (October 11, 2021): 201–205. accessed September 15, 2026. https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/250819.