LI, L.; HU, A.-Q.; WU, Q.-P.; WU, K.-L.; FANG, L.; ZENG, S.-J. Reconsideration of the taxonomic status of Bulbophyllum obtusangulum (Orchidaceae) from southern China. Phytotaxa, Auckland, New Zealand, v. 494, n. 2, p. 219–224, 2021. DOI: 10.11646/phytotaxa.494.2.4. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.494.2.4. Acesso em: 6 dec. 2025.