Choi, Hyeok Jae, and J. Hugo Cota-Sanchez. “Nodding Onion (Allium cernuum), a Rare Plant in Saskatchewan”. Blue Jay 67, no. 4 (December 1, 2009). Accessed January 31, 2026. https://bluejayjournal.ca/index.php/bluejay/article/view/5618.