Xin, Z., Fu, L., Huang, Z., Chou, W.-C., Huang, Y. and Wen, F. 2020. Primulina titan sp. nov. (Gesneriaceae) from a Limestone Area in Northern Guangxi, China. Journal of Botanical Research. 2, 3 (Aug. 2020), 1–5. DOI:https://doi.org/10.30564/jrb.v2i3.1994.