This sunbird is restricted to Pemba Island off Tanzania. Males are green and violet; females have gray-brown upperparts and pale underparts.
The male is iridescent green with a glossy violet breast band and black abdomen. The female is greenish gray-brown above, creamy below and has a white supercilium.
Oiseaux.net lists forest and semi-open habitats and classifies the species as sedentary.
An extinction-risk assessment has not been added yet.