Ko e pako ko e hingoa fakatonga ki he ngaahi fuʻu ʻakau mei he kāinga cyperaceae ʻi he lea fakasaienisi, pe sedge ʻi he lea fakapilitānia. ʻOku ʻi ai ʻa e ngaahi faʻahinga ʻe 4000 ʻi he kāingá ni. ʻOku nau kau ki he holongā poales, tatau mo e kāinga ʻo e mohuku.