Penstemon

Penstemon gormanii

Penstemon hartwegii

Hartweg's beardtongue

Penstemon hirsutus

Northeastern beardtongue

Penstemon labrosus

San gabriel beardtongue

Penstemon laevigatus

Eastern smooth beardtongue

Penstemon leiophyllus

Smoothleaf beardtongue

Penstemon lentus

Handsome beardtongue

Penstemon linarioides

Siler's penstemon

Penstemon lyallii

Penstemon nanus

Penstemon neotericus

Plumas county beardtongue

Penstemon newberryi

Mountain-pride

Penstemon nitidus

Waxleaf penstemon

Penstemon osterhoutii

Osterhout's beardtongue

Penstemon brevisepalus

Penstemon personatus

Closethroat beardtongue

Penstemon petiolatus

Petiolate beardtongue

Penstemon pinifolius

Pineneedle beardtongue

Penstemon procerus

Small-flower penstemon

Penstemon acuminatus

Sharpleaf penstemon