Kāretu, n. Hierochloe antarctica, a sweetscented grass. Homai ki au etahi karetu nei (Tr. vii, 51). Ka mau ia ki tana whitiki karetu (W. iv, 136).
kāreturetu, n. A plant, other than above. He otaota te kareturetu, kai roto i te nga-herehere e tipu ana.
Williams Dictionary