Psychedelic Floral Secretary Dress with Bow Drop Waist with Button details

Super unique vintage psychedelic flowers secretary dress with bow at neck. Gathered shoulder and yoke with banded sleeves. Good condition but missing one of the fabric buttons at the right wrist. Drop waist with buttons at neckline. No size but fits xs-Medium best. See measurements. Approximate flat measurements: Bust 21.5" Waist 20" Hips 21.5' Length 44"