TYTECA, D.; CEINOS, M.; GATHOYE, J.-L.; BRYS, R.; JACQUEMYN, H. On the morphological, biological and genetic heterogeneity of the genus Orchis (Orchidaceae, Orchidinae). Phytotaxa, Auckland, New Zealand, v. 75, n. 1, p. 19–32, 2012. DOI: 10.11646/phytotaxa.75.1.2. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.75.1.2. Acesso em: 5 dec. 2025.