For Colchicaceae
Chacón, J., N. Cusimano, and S.S. Renner. 2014. The evolution of Colchicaceae, with a focus on chromosome numbers. Syst. Bot. 39: 415-427. Google Scholar
Dahlgren, R.M.T., H.T. Clifford, and P.F. Yeo. 1985. The families of the monocotyledons: structure, evolution, and taxonomy. Springer-Verlag, Berlin. 520 pp. Google Scholar
Nordenstam. 1998. 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
Vinnersten, A., and J. Manning. 2007. A new classification of Colchicaceae. Taxon 56: 171-178. Google Scholar