OUDEJANS, R. C. New combinations for infraspecific taxa in the genus Euphorbia L. (Euphorbiaceae). Collectanea Botanica, [S. l.], v. 21, p. 183–189, 1992. DOI: 10.3989/collectbot.1992.v21.99. Disponível em: https://collectaneabotanica.revistas.csic.es/index.php/collectaneabotanica/article/view/99. Acesso em: 26 abr. 2024.