Sultana, Syeda Sharmeen, et al. “Karyotype Analysis With Orcein and CMA in Two Species of <i>Alocasia< I> (Schott) G. Don (Araceae)”. Bangladesh Journal of Botany, vol. 40, no. 1, July 2011, pp. 53-56, doi:10.3329/bjb.v40i1.7998.