Freedom, Spiced and Drunk — M.C.A. Hogarth

Kediil wants only to remain neuter and learn the secrets of herbs from its beloved Mardin... but at its second puberty, it turns female, and is forced to decide between accepting its new roles among the family... or something unspeakable. Originally published in Strange Horizons, this story made the Tiptree Award's Secondary List and was recommended for a Nebula Award.