Bunchalee, P., Leeratiwong, C. and Johnson, D.M. 2021.

Two new species and a new record of the genus Polyalthia (Annonaceae) from Peninsular Thailand

. Phytotaxa. 510, 3 (Jul. 2021), 239–250. DOI:https://doi.org/10.11646/phytotaxa.510.3.4.