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

Washington Penstemon

Penstemon washingtonensis

Washington Penstemon: Penstemon washingtonensis

Washington penstemon as seen near the top of east-facing slopes on Burch Mt., several miles to the north of Wenatchee, WA......................June 6, 2009.

Flower of Washington Penstemon: Penstemon washingtonensis --- Sideview of the flower of Washington Penstemon: Penstemon washingtonensis

Two photos showing close-up details of the corolla of Washington penstemon. Note the numerous gland-tipped hairs on the outer surface of the corolla tube and calyx. Photographed near the top of east-facing slopes on Burch Mt., several miles to the north of Wenatchee, WA......................June 6, 2009.

Internal floral parts of Washington Penstemon: Penstemon washingtonensis --- Internal floral parts of Washington Penstemon: Penstemon washingtonensis

These photos show close-up details of the staminode (tipped with a cluster of brush-like, yellow hairs) and the boat-shaped, oppositely arranged anthers of Washington penstemon. Photographed near the top of east-facing slopes on Burch Mt., several miles to the north of Wenatchee, WA......................June 6, 2009.

Paul Slichter