Goldblatt P, Manning JC. Two new subspecies of Dietes (Iridaceae: Iridoideae), Dietes iridioides subsp. angolensis from Angola and Dietes bicolor subsp. armeniaca from eastern South Africa, with notes and range extensions for Dietes butcheriana and Dietes iridioides. ABC [Internet]. 2015 May 29 [cited 2026 May 2];45(1). Available from: https://mail.abcjournal.org/index.php/abc/article/view/161