Ioplaca is a genus of crustose lichens in the family Teloschistaceae. The genus was circumscribed in 1977 by Czech lichenologist Josef Poelt with Ioplaca sphalera assigned as the type species.

Species

  • Ioplaca pindarensis (Räsänen) Poelt & Hinter. (1993)
  • Ioplaca rinodinoides S.Y.Kondr., K.K.Ingle, D.K.Upreti & S.Nayaka (2020)
  • Ioplaca sphalera Poelt (1977)