Bardess of Rhulon by Verna McKinnon
Rose Greenleaf dreams of becoming a bard and seeing the world. Her mother sees Rose as a hopeless spinster at seventeen, with abysmal cooking and sewing skills. Rose unknowingly possesses a rare bard magic called the glam rhapsodé, the power to summon magic through music. Fleeing an arranged marriage, Rose makes her way to Tirangel…