Penstemon

Penstemon dissectus

Penstemon cyananthus

Wasatch penstemon

Penstemon diphyllus

Penstemon fruticosus

Bush penstemon

Penstemon glandulosus

Penstemon glaucinus

Penstemon goodrichii

Penstemon grahamii

Penstemon hallii

Hall's beardtongue

Penstemon harbourii

Penstemon heterophyllus

Bunchleaf penstemon

Penstemon guadalupensis

Penstemon havardii

Big bend beardtongue

Penstemon immanifestus

Penstemon incertus

Mojave beardtongue

Penstemon janishiae

Penstemon kingii

Penstemon laevis

Smooth penstemon

Penstemon laxus

Penstemon acuminatus

Sharpleaf penstemon