[Penstemons and Beardtongues: The Genus Penstemon West of the Cascade Mountains of Oregon and Washington]

Coast Penstemon, Cascades Penstemon, Cascade Beardtongue, Serrulate Penstemon

Penstemon serrulatus

Coast Penstemon, Cascades Penstemon, Cascade Beardtongue, Serrulate Penstemon: Penstemon serrulatus

Cascade penstemon as seen on rocky slopes along the Hurricane Ridge Road in Olympic National Park.......July 25, 2008.

Inflorescence of Coast Penstemon, Cascades Penstemon, Cascade Beardtongue, Serrulate Penstemon: Penstemon serrulatus

A close-up of the inflorescence of Cascade penstemon as seen in Olympic National Park........July 25, 2008.

Clasping stem leaves of Coast Penstemon, Cascades Penstemon, Cascade Beardtongue, Serrulate Penstemon: Penstemon serrulatus

The clasping upper stem leaves of Cascade penstemon as seen in Olympic National Park........July 25, 2008.

Coast Penstemon, Cascades Penstemon, Cascade Beardtongue, Serrulate Penstemon: Penstemon serrulatus - Coast Penstemon, Cascades Penstemon, Cascade Beardtongue, Serrulate Penstemon: Penstemon serrulatus

Close-up images of the inflorescence of Cascade penstemon as seen in the webmaster's garden in Gresham, OR......June 1, 2021.
Paul Slichter