California coneflower

Sep 17, 2014. Yosemite Valley NP, CA.
The inflorescence is a usually solitary sunflower-like flower head with a base up to 6 centimeters wide lined with several ray florets, each of which are 2 to 6 centimeters long. The yellow ray florets extend outwards and then become reflexed, pointing back along the stem. The disc florets filling the button-shaped to conical to cylindrical center of the head are greenish yellow.
Habitat:
It can be found in moist habitat types, such as mountain meadows and streambanks.