Spicate variety of Oregon checker bloom (Sidalcea oregano sap. spicata), single flowerstalk detail.  At Pine Creek trailhead, altitudet 9,300 ft (2,800 m), just outside John Muir Wilderness, Sierra Nevada mountains, California USA.
<a href="//commons.wikimedia.org/wiki/User:Dcrjsr" title="User:Dcrjsr">Dcrjsr</a>
CC BY 4.0
<span class="int-own-work" lang="en">Own work</span>