text: Angiosperm Phylogeny Group II: Bremer, B., Bremer, K., Chase, M. W., Reveal, J. L., Soltis, D. E., Soltis, P. S., Stevens, P. F. (coordinators in alphabetical order), Anderberg, A. A., Fay, M. F., Goldblatt, P., Judd, W. S., Källersjö, M., Kårehed, J., Lundberg, J., Nickrent, D. L., Olmstead, R. G., Oxelman, B., Rudall, P. J., Savolainen, V., Sytsma, K. J., van der Bank, M., Wurdack, K., Xiang J., Zmarzty, S. (contributors in alphabetical order). 2003. An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants: APG II. Botanical Journal of the Linnean Society 141: 399–436.