Zhang, R.-L., Fu, L.-F., Li, S., Wei, Y.-G., Maciejewski, S., Lofurno, M. & Wen, F. (2018)

Petrocodon asterocalyx, a new species of Gesneriaceae from Guangxi, China

. Phytotaxa 343 (3): 259–268. https://doi.org/10.11646/phytotaxa.343.3.6