Merciera is a genus of plants in the family Campanulaceae. It contains 6 known species, all endemic to Cape Province in South Africa.

  • Merciera azurea Schltr. 1897
  • Merciera brevifolia A.DC. 1830
  • Merciera eckloniana H.Buek in C.F.Ecklon & K.L.P.Zeyher 1837
  • Merciera leptoloba A.DC. 1830
  • Merciera tenuifolia (L.f.) A.DC. 1830
  • Merciera tetraloba Cupido 2002