References

Brouillet, L., T.K. Lowrey, L. Urbatsch, V. Karaman-Castro, G. Sancho, S. Wagstaff, and J.C. Semple. 2009. Astereae. Chapter 37, in Funk, V.A., A. Susanna, T.F. Stuessy, and R.J. Bayer, eds. Systematics, evolution, and biogeography of Compositae. IAPT, Vienna, Austria. 965 pp. Google Scholar