Mesomelaena

Mesomelaena is a genus of sedges. It has 5 known species, all endemic to Western Australia.

Species:
 * Mesomelaena graciliceps (C.B.Clarke) K.L.Wilson
 * Mesomelaena preissii Nees
 * Mesomelaena pseudostygia K.L.Wilson
 * Mesomelaena stygia (R.Br.) Nees
 * Mesomelaena tetragona (R.Br.) Benth. - Semaphore Sedge