[1]
Yu, X.-L., Li, M., Zhou, J.-J. and Li, P.-W. 2015. Petrocodon hunanensis (Gesneriaceae), a new species identified by both morphological and molecular evidence from limestone area in Hunan, China. Phytotaxa. 195, 1 (Jan. 2015), 65–72. DOI:https://doi.org/10.11646/phytotaxa.195.1.4.