SHABANGU, K.; BESTER, S. P.; VAN DER BANK, M.

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

. Phytotaxa, Auckland, New Zealand, v. 438, n. 1, p. 6–14, 2020. DOI: 10.11646/phytotaxa.438.1.2. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.438.1.2. Acesso em: 7 dec. 2025.