This large hummingbird shows purple and green plumage. Males and females differ below, and it feeds on nectar and small insects.
Males are green and black above and violet-blue below; females are greener below. Both sexes have a violet throat and a black-and-white tail pattern.
It is active by day, often feeds alone, and takes nectar while hovering at flowers; it also eats small insects.
An extinction-risk assessment has not been added yet.