Nemastylis
Nemastylis, or pleatleaf, is a genus of flowering plants in the family Iridaceae, first described as a genus in 1835. It is native to Mexico, Central America, and the southern part of the United States. The genus name is derived from the Greek words nema, meaning "thread", and stylos, meaning "pillar" or "rod".
; SpeciesNemastylis floridana Small - FloridaNemastylis geminiflora Nutt. - south-central United StatesNemastylis nuttallii Pickering ex R.C. Foster - Texas, Oklahoma, Arkansas, MissouriNemastylis selidandra Ravenna - TexasNemastylis tenuis S.Watson - Mexico, Guatemala, Honduras, Texas, ArizonaNemastylis tuitensis Ravenna - Jalisco State in Mexico
; formerly includedNemastylis pearcei Baker = Tigridia pearcei RavennaNemastylis mcvaughii Molseed & Cruden = Tigridia convoluta Goldblatt