SMITH, G. F. Expanding and subdividing the southern and south-tropical African Kalanchoe [subg. Kalanchoe] sect. Raveta (Crassulaceae subfam. Kalanchooideae): description of K. [sect. Raveta] ser. Raveta, K. [sect. Raveta] ser. Longiflorae, and K. [sect. Raveta] ser. Rotundifoliae. Phytotaxa, Auckland, New Zealand, v. 655, n. 1, p. 1–20, 2024. DOI: 10.11646/phytotaxa.655.1.1. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.655.1.1. Acesso em: 6 dec. 2025.