Asharra, or Teacher, as she was known by her own kind, was an elderly aarakocra druid, as well the leader of Kir Sabal near the end of the 15th century DR. She was venerated by the others in her community, to the point of being considered sacred.
Asharra is is one of the few characters in the Faerûn which is known to wield a Staff of the Magi. It is not known from were such a item could have been acquired by in the Jungles of Chult where not many mystical items could be found.
Found in Tomb of Annihilation D&D 5e book.