Five new species of the genus Primulina (Gesneriaceae) from Limestone Areas of Guangxi Zhuangzu Autonomous Region, China

Five new species of Primulina (Gesneriaceae) are described and illustrated here, namely P. purpureokylin F. Wen, Yi Huang & W. Chuen Chou, P. persica F. Wen, Yi Huang & W. Chuen Chou, P. cerina F. Wen, Yi Huang & W. Chuen Chou, P. niveolanosa F. Wen, S. Li & W. Chuen Chou and P. leiyyi F. Wen, Z.B. Xin & W. Chuen Chou. The characteristic traits of these species, together with photographs, detailed descriptions, notes on etymology, distribution, and habitat, as well as comparisons with morphologically similar species, are provided.