July 1, 2012 Mountain Whitethorn grows above 5500 feet, Chaparral Whitethorn grows below 5500' in elevation.
This is an aquatic plant that I found growing along a lake shore at a city park in Mountain View.
June 30, 2012 This flower looks a bit like Queen Anne's Lace, it is in the same family. It is a fairly common western wildflower. I found this flower blooming in Yosemite.