HEIDUK, A.; STYLES, D. G. Ceropegia strophanthiflora (Apocynaceae—Asclepiadoideae)—a magnificent and rare new species from South Africa at the brink of extinction. Phytotaxa, Auckland, New Zealand, v. 632, n. 1, p. 27–37, 2023. DOI: 10.11646/phytotaxa.632.1.2. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.632.1.2. Acesso em: 6 dec. 2025.