[Owl-clovers: The Genus Orthocarpus East of the Cascade Mountains of Oregon and Washington]

Close-ups of the flowers of Grand Coulee owl-clover as seen on sand bars at the southern base of Steamboat Rock in Steamboat Rock State Park...........June 1, 2013.

Close-ups of the flowers and of whole plants of Grand Coulee owl-clover as seen on sand bars at the southern base of Steamboat Rock in Steamboat Rock State Park...........June 1, 2013.