This hummingbird occurs in the Andes from near Peru and Bolivia south to central Argentina. It uses dry open habitats up to and above the treeline.
The male has a green-to-golden back and a long shimmering red tail. The female also has an elongated red tail.
It also lives in dry open country and above the treeline. It is especially abundant near flowering cardon cacti and tree tobacco.
An extinction-risk assessment has not been added yet.