References

For Streptopus

Fassett, N.C. 1935. A study of Streptopus. Rhodora 37: 88-113. Google Scholar

Tamura, M.N. 1998a. Calochortaceae. Pp. 164-172. In Kubitzki, K., ed. 1998a. The families and genera of vascular plants. III. Flowering plants – Monocotyledons – Lilianae (except Orchidaceae). Springer, Berlin. 478 pp. Google Scholar

Utech, F.H. 2002i. Streptopus. In Flora of North America Editorial Committee. 2002a. Flora of North America north of Mexico. Volume 26, Magnoliophyta: Liliidae: Liliales and Orchidales. Oxford Univ. Press, New York, NY. 723 pp. Google Scholar