Fio'la Bork'an Vashrun Ka'la was an Earth Caste T'au. She was the sister of Fio'ui Bork'an Ulyr'ra.
The following information is not to be regarded as officially sanctioned and/ or is not written from an in-universe point of view. A detailed explanation of the term "Trivia" as used in the Lexicanum can be found here.
By the T'au Naming Conventions, it can be surmised that Vashrun Ka'la was from the Bork'an Sept.