Crouch, Neil Robert, Ronell R. Klopper, and John McNeill. “Consideration of a Recommendation to Co-Publish Optional Combinations in Alternative Classifications of the Ornithogaleae (Scilloideae, Asparagaceae)”. Phytotaxa 178, no. 2 (September 12, 2014): 159–160. Accessed March 19, 2025. https://phytotaxa.mapress.com/pt/article/view/phytotaxa.178.2.9.