Y.  Ito, Tanaka, N., García-Murillo, P., and A Muasya, M., ?A new delimitation of the Afro-Eurasian plant genus Althenia to include its Australasian relative, Lepilaena (Potamogetonaceae)?evidence from DNA and morphological data?, Molecular phylogenetics and evolution, vol. 98, pp. 261?270, 2016.