 Over 340 species of plants grow on the rocks , including approximately 200 species of wildflowers . Some of the most common wildflowers are western buttercups , desert parsley , bicolor lupine , and California goldfields . Camas and death camas also grow on the rocks . Camas produces an edible bulb , while death camas is poisonous and was used by the Takelma as an anesthetic . 
