[1]
Middleton, D., Atkins, H., Truong, L.H., Nishii, K. and Möller, M. 2014.

Billolivia, a new genus of Gesneriaceae from Vietnam with five new species

. Phytotaxa. 161, 4 (Mar. 2014), 241–269. DOI:https://doi.org/10.11646/phytotaxa.161.4.1.