Coprosma robusta. Karamū.
Karamū leaves used as a substitute for china tea (Armstrong, in Aston 1923a).
Leaves sometimes put on the stones in a hangi before the small kūmara to colour and preserve them. Out of this "kao" is made and dried in the sun. (P. Smith 1940).
Leaves used to line hangi. Along with kawakawa and korokio gave an appreciated flavour to karaka kernels (Best 1942).
Tū-hou, maro-tūhou, maro-taua ; a rough maro of leaves of the karamuramu, or other shrubs. Worn by priests during ceremonies of various kinds (Best 1898).
Leaves - used in vapour bath ( Taylor 1848 and 1870).
Young shoots boiled, liquid drunk for bladder stoppage or inflammation ( Poverty Bay Federation of Women"s Institutes Cookery Calendar; mid 1930s?).
Scrape off the outside bark of the kākarangū. Put the inner bark into a mug. Cover with water. Boil for about 15 minutes. Used for stomache ache or to stop vomiting. Adults take half a teacupful, babies a teaspoonful. (P. Smith 1940)
Leaves - boiled, drunk for kidney troubles by North Auckland Māori (Adams 1945).
Used as a remedy for kohe or tarai (consumption) - infusion of bark drunk and bathed in. Bath made of fresh kelp sewn together (Mrs Te Au to Beattie, MS E582/E/11, Hocken).
Related pharmacology in Brooker, Cambie and Cooper 1987. (Brooker et al state that a decoction of the leaves was taken as a febrifuge. Colenso 1844 is given as a reference but I was unable to find this use recorded - Ed.)
See Riley 1994 for information on medicinal uses of related plants elsewhere in the world.
Leaves, bark, heartwood compounds listed in Cambie 1976, with references.
Solander in 1769 recorded karamū as "Charamugh"