Chrysopogon is derived from chrysos means gold and pogon which means beard; zizanioides means resembling zizania or the Greek zizanion which, with the ancients, was a weed in cornfields.
According to the Rules of ICBN the names of the families should end in -aceae. Thus the new name for the family Gramineae became Poaceae. However, the name Gramineae is also exempted and conserved under 'Nomina Conservanda' because of their constant use for a long time.