器物典藏-明 无款 青花牵牛花纹折方瓶 Faceted vase with underglaze-blue decoration of morning-glories (unmarked), Hsuan-te reign (1426-1435), Ming dynasty

卷唇直口，长颈，方腹，折角，撇足。颈部两侧各贴饰龙首双耳，上着青花，颈腹满画转枝牵牛花纹，口、足各画青线一道。青花浓艳，深处呈褐黄、铁褐色结晶疵斑，白釉泛青。胎骨厚重，圈足露胎，洁白细腻，胎釉一线呈浅橘色。器虽无款，但论其釉色、型制，应为宣德佳作。