Schoenocephalium teretifolium or Summertime InÃÂrida flower (from the Spanish: Flor de InÃÂrida de verano) is a monocot which is an endemic plant in the area between the Colombian rivers of Guainia and InÃÂrida. Guacamaya superba, another plant in the Rapateaceae family, is also endemic to this region.