Broussaisia arguta

thumb|left|Staminate (male) flowers Broussaisia arguta, the kanawao, is a species of perennial flowering plant in the Hydrangea family, Hydrangeaceae, that is endemic to Hawaii. It is the only species in the monotypic genus Broussaisia.

== Etymology, Taxonomy and Classification == Brussaisia derives its name from Francois Joseph Victor Broussais, a physiologist from France. Arguta, is a latin epitaph, which in biology, means “sharply toothed”, referring to the serrated margins of the leaf. Another commonly used scientific name is Hydrangea Arguta.