This Hawaiian honeycreeper occurs only on Oahu. It uses native and non-native forest as well as lowland yards and parks, and feeds on nectar, insects, and fruit.
Males are yellow-green above and bright yellow below. Females and immatures are grayer with faint wingbars. The bird has a curved bill.
It feeds on nectar, insects and other arthropods, and fruit, often gleaning among flowers, leaves, and twigs. Loose gatherings of up to about 30 birds can form in flowering trees.
An extinction-risk assessment has not been added yet.