Clarkia affinis

About

Clarkia affinis, commonly known as chaparral clarkia, is a species of wildflower in the family Onagraceae. It is endemic to California, where it grows mainly on chaparral slopes and woodlands in the Coast Ranges. This is a spindly plant producing erect stems exceeding half a meter in height and sparse narrow leaves. The flower is a bowl-shaped bloom with four pink or red petals each 5 to 15 millimeters long. The petals may have darker spots near the base and purple or red speckling.

Summary from Wikipedia