BESTER, S. P., & NICHOLAS, A. (2016). <em>Aspidoglossum albocoronatum</em> (Apocynaceae, Asclepiadoideae), a new species with a remarkable petaloid corona from the northern provinces of South Africa. Phytotaxa, 282(3), 186–196. https://doi.org/10.11646/phytotaxa.282.3.2