Entering Box Canyon Catclaw with Thorns Fruit of Catclaw ? Erosion is Apparent Closer View of Erosion Interesting Shrub with Thorns & Flowers Approaching Formations with Multi Colored Layers Closer View of Vertical & Horizontal Layers Further Evidence of Erosion Three Different Colored Shrubs Closer View of Three Shrubs Layers on a Slant Desert Willow Closer View of Leaves & Flowers Nearing End of Box Canyon