 The rocky surface on the leftmost side of the image is rendered skillfully, and a measurable improvement can be seen in the depiction of vegetation in this painting compared to "Madonna and Child".Since it is unknown when "Madonna and Child" was painted, art historians can use "Triptych of the Madonna della Misericordia" as a reference to determine that "Madonna and Child" was completed before this painting.The foliage in "Triptych of the Madonna della Misericordia" is accurately colored, realistically shaded, and appropriately layered.