SMITH, G. F.; MONRO, A. M.

Notes on the nomenclature and taxonomy of Chiastophyllum and Umbilicus oppositifolius (≡Cotyledon oppositifolia, ≡Chiastophyllum oppositifolium) (Crassulaceae subfam. Sempervivoideae)

. Phytotaxa, Auckland, New Zealand, v. 564, n. 2, p. 239–247, 2022. DOI: 10.11646/phytotaxa.564.2.7. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.564.2.7. Acesso em: 9 apr. 2025.