SMITH, G. F.; CROUCH, N. R. Crassula ×mortii (Crassulaceae subfam. Crassuloideae), a new natural hybrid between C. perforata and C. rubricaulis from South Africa’s southern Cape. Phytotaxa, Auckland, New Zealand, v. 487, n. 1, p. 97–102, 2021. DOI: 10.11646/phytotaxa.487.1.9. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.487.1.9. Acesso em: 6 dec. 2025.