Which genus was described first, Ixiolirion or Allosyncarpia?
Ixiolirion: Ixiolirion is a genus of flowering plants native to central and southwest Asia, first described as a genus in 1821. Allosyncarpia:  It is the only species described in its genus Allosyncarpia, in 1981 by Stanley Blake of the Queensland Herbarium.
Ixiolirion