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Pedicularis pennellii

Penstemon arenarius

Penstemon atwoodii

Penstemon attenuatus

Penstemon barnebyi

Penstemon bracteatus

Penstemon californicus

Penstemon ellipticus

Penstemon azureus

Azure penstemon

Penstemon breviculus

Penstemon caesius

Gomphogyne cissiformis

Penstemon calcareus

Limestone beardtongue

Penstemon calycosus

Longsepal beardtongue

Penstemon bicolor

Penstemon glandulosus

Penstemon glaucinus

Penstemon goodrichii

Penstemon grahamii

Gurania brevipedunculata