abstract:Neomarica (Walking Iris, Apostle's Iris or Apostle Plant – names also used for the related genus Trimezia) is a genus of 16 species of plants in family Iridaceae, native to tropical regions of western Africa, Central and South America, with the highest diversity (12 species) in Brazil. The genus name is derived from the Greek words neo, meaning "new", and Marica, the Roman nymph.