Goldblatt, Peter, and J.C. Manning. 2013. “New Taxa of Hesperantha (Iridaceae: Crocoideae) from the Southern African Winter Rainfall Region and a Review of the H. Pilosa Complex”. Bothalia, African Biodiversity & Conservation 43 (2). https://abcjournal.org/index.php/BothaliaABC/article/view/233.