In some areas of the park the granite has metamorphosed into gneiss shown by the layers in this rock.
Simmondsiaceae (Jojoba Family) Joshua Tree National Park March 19, 2007 This is a common non-native shrub found in southwestern deserts. The oil from the seeds of this plant has been used in shampoo.
Gourd Family Joshua Tree NP March 20, 2007 This plant was a bit of a challenge to identify for a while. I found it growing along the Cholla Forest trail.
