Template:Zomlefer et al., 2001
- Zomlefer, W.B., Williams, N.H.. Whitten, W.M. & Judd, W.S. 2001. Generic circumscription and relationships in the tribe Melanthieae (Liliales, Melanthiaceae), with emphasis on Zigadenus: evidence from ITS and trnL-F sequence data. American Journal of Botany 88(9): 1657–1669. DOI: 10.2307/3558411
