[1]
Shabangu, K., Bester, S.P. and van Der Bank, M. 2020.

Two novel species of Sisyranthus (Apocynaceae—Ceropegieae) from South Africa

. Phytotaxa. 438, 1 (Apr. 2020), 6–14. DOI:https://doi.org/10.11646/phytotaxa.438.1.2.