Ink and color on paper, vertical scroll. The painting depicts an eagle perched on jagged stones near pine trees, looking sideways, flowers, grass, and river beneath, artist colophon, signature and mark on the right side.|||Height: 66 1/4 in (168.3 cm) Width: 17 in (43.2 cm)|危石峭立圖|《危石峭立》高明的虛實濃淡處理，講究墨韻。從整體上說，幾乎找不到西畫的痕跡。多濕筆，少渴筆與焦墨，溫潤渾融，極少枯澀。畫鷹用水墨沒骨法。大筆潑寫，勾潑結合。鷹的關鍵部位，如喙、眼、爪等都一絲不苟，用筆與造型重合為一。畫樹先以淡墨皴樹身，再趁濕施勾勒，則“樹必奇古”。松針先注入含水量大的底色，然後以墨線皴出樹枝的勁挺，墨線略滲入底色，形成潤的效果。他更注重追求色調的和諧與充足的水分。畫鷹高度形似，在結構上緊而又緊，但畫樹枝的筆線卻是自如的，舉重若輕，絕不板結僵硬。