Satthaphorn, J., Paton, A.J. & Leeratiwong, C. (2021)

Clerodendrum angustipetalum, a new species of Clerodendrum (Lamiaceae) from Thailand

. Phytotaxa 491 (2): 177–183. https://doi.org/10.11646/phytotaxa.491.2.7