Penstemon

Penstemon barbatus

Beardlip penstemon

Penstemon procerus

Small-flower penstemon

Penstemon newberryi

Mountain-pride

Penstemon cobaea

Cobaea beardtongue

Penstemon centranthifolius

Scarlet bugler

Penstemon whippleanus

Whipple's penstemon

Penstemon digitalis

Talus slope penstemon

Penstemon hirsutus

Northeastern beardtongue

Penstemon rydbergii

Rydberg's beardtongue

Penstemon spectabilis

Showy penstemon

Penstemon fruticosus

Bush penstemon

Penstemon eatonii

Eaton's penstemon

Penstemon davidsonii

Davidson's penstemon

Penstemon roseus

Penstemon heterophyllus

Bunchleaf penstemon

Penstemon rostriflorus

Bridges's penstemon

Penstemon strictus

Rocky mountain penstemon

Penstemon humilis

Low penstemon

Penstemon palmeri

Palmer penstemon

Penstemon albidus

White beardtongue