[Balsamroots: The Genus Balsamorhiza East of the Cascade Mountains of Oregon and Washington]

What may be large-leaf balsamroot (or a hybrid with arrowleaf balsamroot, B. sagittata) as seen at the Hells Canyon Scenic Viewpoint, Hells Canyon National Recreation Area.......June 11, 2018. Note that the outer involucral bracts are much longer than the inner series of bracts, a key characteristic of this species.